CN105039874A - Concrete pipe pile for building roads and bridges - Google Patents

Concrete pipe pile for building roads and bridges Download PDF

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Publication number
CN105039874A
CN105039874A CN201510495160.2A CN201510495160A CN105039874A CN 105039874 A CN105039874 A CN 105039874A CN 201510495160 A CN201510495160 A CN 201510495160A CN 105039874 A CN105039874 A CN 105039874A
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parts
steel pipe
temperature
hours
round steel
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江鹏财
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Priority to CN201610489879.XA priority Critical patent/CN106436696A/en
Priority to CN201510495160.2A priority patent/CN105039874A/en
Priority to CN201610490438.1A priority patent/CN106436697A/en
Publication of CN105039874A publication Critical patent/CN105039874A/en
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    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
    • E02D5/22—Piles
    • E02D5/24—Prefabricated piles
    • E02D5/30—Prefabricated piles made of concrete or reinforced concrete or made of steel and concrete
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
    • B21C1/16—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes
    • B21C1/22—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes specially adapted for making tubular articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C9/00—Cooling, heating or lubricating drawing material
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/007—Ferrous alloys, e.g. steel alloys containing silver
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/008—Ferrous alloys, e.g. steel alloys containing tin
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D2300/00—Materials
    • E02D2300/0004—Synthetics
    • E02D2300/0018—Cement used as binder
    • E02D2300/002—Concrete
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D2300/00—Materials
    • E02D2300/0026—Metals
    • E02D2300/0029—Steel; Iron
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/91—Use of waste materials as fillers for mortars or concrete

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Structural Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Piles And Underground Anchors (AREA)
  • Road Signs Or Road Markings (AREA)

Abstract

A concrete pipe pile for building roads and bridges comprises a round steel pipe and an organic paint layer coated on the outer wall of the round steel pipe by an organic paint, wherein a cross reinforced beam is welded on the inner wall of the steel pipe, and the steel pipe is filled with concrete. The rectangular steel pipe at the periphery of the pipe pile can better ensure the endurance of the product. A Fe-based alloy material fully meets the outer strength requirement of the product and also can inhibit concrete expansion.

Description

One road and bridge concrete tubular pile
Technical field
The present invention relates to a kind of road and bridge concrete tubular pile, belongs to construction of road and bridge technical field.
Background technology
The many employings of ground engineering of most of buildings are squeezed into or are pressed into concrete tubular pile, thus improve the bearing capacity of ground, and then ensure the safety of buildings.And in the market because its supporting capacity is decided by the frictional force between pile tube surface-area and soil property, if the frictional force between soil property is little can not meet requirement for bearing capacity, just can only adopt extension pipe pile length or increase pile tube quantity, pile tube just can be made to reach the bearing capacity of design requirements, necessarily increase cost and the difficulty of pile foundation engineering like this.
Summary of the invention
One road and bridge concrete tubular pile, comprise the organic coating layer of a round steel pipe and the coating of described round steel pipe outer wall use organic coating, steel pipe inner wall is welded with cross-rib beam, and steel pipe inside is filled with concrete,
Round steel pipe chemical element consists of (weight percent): C:0.2-0.3 ﹪, Mg:4-5 ﹪, Mo:2-3 ﹪,: Cr2-3 ﹪, Mn:0.7-0.8 ﹪, Sn:0.6-0.7 ﹪, Bi:0.5-0.6 ﹪, Nb:0.3-0.4 ﹪, Ag:0.1-0.2 ﹪, Ti:0.07-0.08 ﹪, V:0.05-0.06 ﹪, Sb:0.03-0.04 ﹪, Zn:0.02-0.03 ﹪, Pd:0.02-0.03 ﹪, surplus is Fe and inevitable impurity;
The preparation method of round steel pipe: comprise the following steps: according to the elementary composition batching of above-mentioned round steel pipe, first pure iron is joined in smelting furnace, Control for Kiln Temperature is at 1450 DEG C, after pure iron fusing, furnace temperature drops to 1440 DEG C and adds magnesium iron master alloy, after furnace temperature be reduced to 1430 DEG C add molybdenum-iron master alloy; After furnace temperature be reduced to 1420 DEG C add ferrochrome master alloy; After furnace temperature be reduced to 1410 DEG C add other alloying elements, rear furnace temperature is elevated to 1430 DEG C, add refining scavenging agent, refining scavenging agent add-on is 0.6% of furnace charge amount, stirs 10 minutes, leave standstill 20 minutes, treat that slag is separated with molten metal, skim, after add insulating covering agent, leave standstill and again skim after 30 minutes, afterwards to pouring into a mould; Teeming temperature is 1400 DEG C; The ingot casting obtained is heat-treated: first carried out being heated to 800 DEG C by ingot casting, temperature rise rate 80 DEG C/h, is incubated 3 hours, carry out quench treatment afterwards, quenchant is water, after quenching, ingot casting is heated to 600 DEG C from room temperature, temperature rise rate 60 DEG C/h, is incubated 5 hours, after be cooled to 400 DEG C, rate of temperature fall 50 DEG C/h, is incubated 3 hours, after be again cooled to 300 DEG C, rate of temperature fall 50 DEG C/h, be incubated 3 hours, rear air cooling is to room temperature
The ingot casting of gained is heated to 1100 DEG C, Extrusion Porthole Die for Aluminium Profiles tool carries out hot extrusion and obtains original pipe,
The original pipe of gained carries out multistage annealing, is first warming up to 780 DEG C, temperature rise rate 100 DEG C/h, is incubated 4 hours, after be cooled to 580 DEG C, rate of temperature fall 80 DEG C/h, be incubated 2 hours, after be again cooled to 430 DEG C, be incubated 4 hours, rear air cooling to room temperature,
Original pipe after annealing carries out cold rolling, obtains pipe idiosome
Pipe idiosome is obtained round steel pipe by four drawings, and the drawing temperature of first time drawing is 870 DEG C, and drawing speed is 7 mm/second; The drawing temperature of second time drawing is 840 DEG C, and drawing speed is 9 mm/second; The drawing temperature of third time drawing is 820 DEG C, and drawing speed is 11 mm/second; The drawing temperature of the 4th drawing is 800 DEG C, and drawing speed is 13 mm/second, obtains final round steel pipe,
Described preparation method of concrete is: take raw material: cement 400 parts, ground silica 15 parts, zeolite powder 8 parts, 7 parts, diatomite, perlite 5 parts, 3 parts, lead glance powder, sand 600-700 part, 1200 parts, stone, 275 parts, water, polypropylene fibre 5 parts, sulfonated lignin 6 parts, triterpenoid saponin 3 parts, fatty alcohol-polyoxyethylene ether 4 parts, 2 parts, ferric sulfate, silicofluoride 4 parts, trolamine 3 parts, calcium formiate 4 parts;
By ground silica 15 parts, zeolite powder 8 parts, 7 parts, diatomite, perlite 5 parts, calcining after the mixing of 3 parts, lead glance powder, calcination process: be first heated to 500 DEG C, calcine 2 hours, be warming up to 650 DEG C afterwards, calcine 3 hours, again be warming up to 750 DEG C, calcine 1 hour, furnace cooling afterwards, mixture after calcining is carried out grinding in pulverizer, and rotating speed is 100r/min, grinding 3 hours, grinding compound particles granularity size is 0.5-0.7mm
Cement, grinding mixture and 125ml water are put into concrete mixer and stirs 5 minutes, add sand, stone and remaining water again and continue stirring 4 minutes, afterwards by polypropylene fibre 5 parts, sulfonated lignin 6 parts, triterpenoid saponin 3 parts, fatty alcohol-polyoxyethylene ether 4 parts, 2 parts, ferric sulfate, silicofluoride 4 parts, trolamine 3 parts, calcium formiate 4 parts; Add, after stirring, obtain concrete;
Organic coating by ACRYLIC EMULSION 80-100 part, silica sand 20 parts, trimeric cyanamide 4 parts, ethylene glycol 1 part, methyl siliconic acid 3 parts, film coalescence aid 4 parts, sodium lauryl sulphate 2 parts, polyacrylamide 1 part composition.
Described road and bridge concrete tubular pile, organic coating by ACRYLIC EMULSION 80 parts, silica sand 20 parts, trimeric cyanamide 4 parts, ethylene glycol 1 part, methyl siliconic acid 3 parts, film coalescence aid 4 parts, sodium lauryl sulphate 2 parts, polyacrylamide 1 part composition.
Described road and bridge concrete tubular pile, organic coating by ACRYLIC EMULSION 100 parts, silica sand 20 parts, trimeric cyanamide 4 parts, ethylene glycol 1 part, methyl siliconic acid 3 parts, film coalescence aid 4 parts, sodium lauryl sulphate 2 parts, polyacrylamide 1 part composition.
Described road and bridge concrete tubular pile, organic coating by ACRYLIC EMULSION 90 parts, silica sand 20 parts, trimeric cyanamide 4 parts, ethylene glycol 1 part, methyl siliconic acid 3 parts, film coalescence aid 4 parts, sodium lauryl sulphate 2 parts, polyacrylamide 1 part composition.
Described road and bridge concrete tubular pile, described preparation method of concrete is: take raw material: cement 400 parts, ground silica 15 parts, zeolite powder 8 parts, 7 parts, diatomite, perlite 5 parts, 3 parts, lead glance powder, 600 parts, sand, 1200 parts, stone, 275 parts, water, polypropylene fibre 5 parts, sulfonated lignin 6 parts, triterpenoid saponin 3 parts, fatty alcohol-polyoxyethylene ether 4 parts, 2 parts, ferric sulfate, silicofluoride 4 parts, trolamine 3 parts, calcium formiate 4 parts.
Described road and bridge concrete tubular pile, described preparation method of concrete is: take raw material: cement 400 parts, ground silica 15 parts, zeolite powder 8 parts, 7 parts, diatomite, perlite 5 parts, 3 parts, lead glance powder, 700 parts, sand, 1200 parts, stone, 275 parts, water, polypropylene fibre 5 parts, sulfonated lignin 6 parts, triterpenoid saponin 3 parts, fatty alcohol-polyoxyethylene ether 4 parts, 2 parts, ferric sulfate, silicofluoride 4 parts, trolamine 3 parts, calcium formiate 4 parts.
Described road and bridge concrete tubular pile, described preparation method of concrete is: take raw material: cement 400 parts, ground silica 15 parts, zeolite powder 8 parts, 7 parts, diatomite, perlite 5 parts, 3 parts, lead glance powder, 650 parts, sand, 1200 parts, stone, 275 parts, water, polypropylene fibre 5 parts, sulfonated lignin 6 parts, triterpenoid saponin 3 parts, fatty alcohol-polyoxyethylene ether 4 parts, 2 parts, ferric sulfate, silicofluoride 4 parts, trolamine 3 parts, calcium formiate 4 parts.
Described road and bridge concrete tubular pile, round steel pipe chemical element consists of (weight percent): C:0.2 ﹪, Mg:4 ﹪, Mo:2 ﹪: Cr2 ﹪, Mn:0.7 ﹪, Sn:0.6 ﹪, Bi:0.5 ﹪, Nb:0.3 ﹪, Ag:0.1 ﹪, Ti:0.07 ﹪, V:0.05 ﹪, Sb:0.03 ﹪, Zn:0.02 ﹪, Pd:0.02 ﹪, surplus is Fe and inevitable impurity.
Described road and bridge concrete tubular pile, round steel pipe chemical element consists of (weight percent): C:0.3 ﹪, Mg:5 ﹪, Mo:3 ﹪: Cr3 ﹪, Mn:0.8 ﹪, Sn:0.7 ﹪, Bi:0.6 ﹪, Nb:0.4 ﹪, Ag:0.2 ﹪, Ti:0.08 ﹪, V:0.06 ﹪, Sb:0.04 ﹪, Zn:0.03 ﹪, Pd:0.03 ﹪, surplus is Fe and inevitable impurity.
Described road and bridge concrete tubular pile, round steel pipe chemical element consists of (weight percent): C:0.25 ﹪, Mg:4.5 ﹪, Mo:2.5 ﹪: Cr2.5 ﹪, Mn:0.75 ﹪, Sn:0.65 ﹪, Bi:0.55 ﹪, Nb:0.35 ﹪, Ag:0.15 ﹪, Ti:0.075 ﹪, V:0.055 ﹪, Sb:0.035 ﹪, Zn:0.025 ﹪, Pd:0.025 ﹪, surplus is Fe and inevitable impurity.
Road and bridge concrete tubular pile a manufacture method, comprise the organic coating layer that a round steel pipe and described round steel pipe outer wall use organic coating coating, steel pipe inner wall is welded with cross-rib beam, and steel pipe inside is filled with concrete,
Round steel pipe chemical element consists of (weight percent): C:0.2-0.3 ﹪, Mg:4-5 ﹪, Mo:2-3 ﹪,: Cr2-3 ﹪, Mn:0.7-0.8 ﹪, Sn:0.6-0.7 ﹪, Bi:0.5-0.6 ﹪, Nb:0.3-0.4 ﹪, Ag:0.1-0.2 ﹪, Ti:0.07-0.08 ﹪, V:0.05-0.06 ﹪, Sb:0.03-0.04 ﹪, Zn:0.02-0.03 ﹪, Pd:0.02-0.03 ﹪, surplus is Fe and inevitable impurity;
The preparation method of round steel pipe: comprise the following steps: according to the elementary composition batching of above-mentioned round steel pipe, first pure iron is joined in smelting furnace, Control for Kiln Temperature is at 1450 DEG C, after pure iron fusing, furnace temperature drops to 1440 DEG C and adds magnesium iron master alloy, after furnace temperature be reduced to 1430 DEG C add molybdenum-iron master alloy; After furnace temperature be reduced to 1420 DEG C add ferrochrome master alloy; After furnace temperature be reduced to 1410 DEG C add other alloying elements, rear furnace temperature is elevated to 1430 DEG C, add refining scavenging agent, refining scavenging agent add-on is 0.6% of furnace charge amount, stirs 10 minutes, leave standstill 20 minutes, treat that slag is separated with molten metal, skim, after add insulating covering agent, leave standstill and again skim after 30 minutes, afterwards to pouring into a mould; Teeming temperature is 1400 DEG C; The ingot casting obtained is heat-treated: first carried out being heated to 800 DEG C by ingot casting, temperature rise rate 80 DEG C/h, is incubated 3 hours, carry out quench treatment afterwards, quenchant is water, after quenching, ingot casting is heated to 600 DEG C from room temperature, temperature rise rate 60 DEG C/h, is incubated 5 hours, after be cooled to 400 DEG C, rate of temperature fall 50 DEG C/h, is incubated 3 hours, after be again cooled to 300 DEG C, rate of temperature fall 50 DEG C/h, be incubated 3 hours, rear air cooling is to room temperature
The ingot casting of gained is heated to 1100 DEG C, Extrusion Porthole Die for Aluminium Profiles tool carries out hot extrusion and obtains original pipe,
The original pipe of gained carries out multistage annealing, is first warming up to 780 DEG C, temperature rise rate 100 DEG C/h, is incubated 4 hours, after be cooled to 580 DEG C, rate of temperature fall 80 DEG C/h, be incubated 2 hours, after be again cooled to 430 DEG C, be incubated 4 hours, rear air cooling to room temperature,
Original pipe after annealing carries out cold rolling, obtains pipe idiosome
Pipe idiosome is obtained round steel pipe by four drawings, and the drawing temperature of first time drawing is 870 DEG C, and drawing speed is 7 mm/second; The drawing temperature of second time drawing is 840 DEG C, and drawing speed is 9 mm/second; The drawing temperature of third time drawing is 820 DEG C, and drawing speed is 11 mm/second; The drawing temperature of the 4th drawing is 800 DEG C, and drawing speed is 13 mm/second, obtains final round steel pipe,
Described preparation method of concrete is: take raw material: cement 400 parts, ground silica 15 parts, zeolite powder 8 parts, 7 parts, diatomite, perlite 5 parts, 3 parts, lead glance powder, sand 600-700 part, 1200 parts, stone, 275 parts, water, polypropylene fibre 5 parts, sulfonated lignin 6 parts, triterpenoid saponin 3 parts, fatty alcohol-polyoxyethylene ether 4 parts, 2 parts, ferric sulfate, silicofluoride 4 parts, trolamine 3 parts, calcium formiate 4 parts;
By ground silica 15 parts, zeolite powder 8 parts, 7 parts, diatomite, perlite 5 parts, calcining after the mixing of 3 parts, lead glance powder, calcination process: be first heated to 500 DEG C, calcine 2 hours, be warming up to 650 DEG C afterwards, calcine 3 hours, again be warming up to 750 DEG C, calcine 1 hour, furnace cooling afterwards, mixture after calcining is carried out grinding in pulverizer, and rotating speed is 100r/min, grinding 3 hours, grinding compound particles granularity size is 0.5-0.7mm
Cement, grinding mixture and 125ml water are put into concrete mixer and stirs 5 minutes, add sand, stone and remaining water again and continue stirring 4 minutes, afterwards by polypropylene fibre 5 parts, sulfonated lignin 6 parts, triterpenoid saponin 3 parts, fatty alcohol-polyoxyethylene ether 4 parts, 2 parts, ferric sulfate, silicofluoride 4 parts, trolamine 3 parts, calcium formiate 4 parts; Add, after stirring, obtain concrete;
Organic coating by ACRYLIC EMULSION 80-100 part, silica sand 20 parts, trimeric cyanamide 4 parts, ethylene glycol 1 part, methyl siliconic acid 3 parts, film coalescence aid 4 parts, sodium lauryl sulphate 2 parts, polyacrylamide 1 part composition.
Concrete is filled in round steel pipe by pouring type.
Foregoing invention content is relative to the beneficial effect of prior art: 1) round steel pipe of pile tube periphery of the present invention can better ensure product holding capacity; 2) ferrous alloy material fully meets the external intensity requirement of product of the present invention, can also suppress concrete expansion, 3) concrete material of the present invention select multiple batch mixing form ultimate compression strength reach: 7d:33MPa; 28d:50MPa; 4) cross-rib rib makes that product structure is functional comprehensively improves product strength.5) organic coating ensures the outside corrosion resistance nature of steel pipe.
Accompanying drawing explanation
Fig. 1 is pile tube overall schematic;
Fig. 2 is pile tube schematic cross-section.
Embodiment
In order to there be understanding clearly to technical characteristic of the present invention, object and effect, now describe the specific embodiment of the present invention in detail.
A kind of concrete tubular pile 5 as depicted in figs. 1 and 2, comprise the organic coating layer 4 of a round steel pipe 1 and the coating of described round steel pipe outer wall use organic coating, steel pipe inner wall is welded with cross-rib beam 3, and steel pipe inside is filled with concrete 2.
Cross-rib rib is welded into crosswise by ferrous alloy bar, is integrally welded on steel pipe inner wall and forms cross-rib rib, and can be arranged in parallel along steel pipe body direction many group cross-rib ribs, 8cm of being often separated by between group cross-rib rib.
Concrete is filled in round steel pipe by pouring type.
Embodiment 1
One road and bridge concrete tubular pile, comprise the organic coating layer of a round steel pipe and the coating of described round steel pipe outer wall use organic coating, steel pipe inner wall is welded with cross-rib beam, and steel pipe inside is filled with concrete,
Round steel pipe chemical element consists of (weight percent): C:0.2 ﹪, Mg:4 ﹪, Mo:2 ﹪,: Cr2 ﹪, Mn:0.7 ﹪, Sn:0.6 ﹪, Bi:0.5 ﹪, Nb:0.3 ﹪, Ag:0.1 ﹪, Ti:0.07 ﹪, V:0.05 ﹪, Sb:0.03 ﹪, Zn:0.02 ﹪, Pd:0.02 ﹪, surplus is Fe and inevitable impurity;
The preparation method of round steel pipe: comprise the following steps: according to the elementary composition batching of above-mentioned round steel pipe, first pure iron is joined in smelting furnace, Control for Kiln Temperature is at 1450 DEG C, after pure iron fusing, furnace temperature drops to 1440 DEG C and adds magnesium iron master alloy, after furnace temperature be reduced to 1430 DEG C add molybdenum-iron master alloy; After furnace temperature be reduced to 1420 DEG C add ferrochrome master alloy; After furnace temperature be reduced to 1410 DEG C add other alloying elements, rear furnace temperature is elevated to 1430 DEG C, add refining scavenging agent, refining scavenging agent add-on is 0.6% of furnace charge amount, stirs 10 minutes, leave standstill 20 minutes, treat that slag is separated with molten metal, skim, after add insulating covering agent, leave standstill and again skim after 30 minutes, afterwards to pouring into a mould; Teeming temperature is 1400 DEG C; The ingot casting obtained is heat-treated: first carried out being heated to 800 DEG C by ingot casting, temperature rise rate 80 DEG C/h, is incubated 3 hours, carry out quench treatment afterwards, quenchant is water, after quenching, ingot casting is heated to 600 DEG C from room temperature, temperature rise rate 60 DEG C/h, is incubated 5 hours, after be cooled to 400 DEG C, rate of temperature fall 50 DEG C/h, is incubated 3 hours, after be again cooled to 300 DEG C, rate of temperature fall 50 DEG C/h, be incubated 3 hours, rear air cooling is to room temperature
The ingot casting of gained is heated to 1100 DEG C, Extrusion Porthole Die for Aluminium Profiles tool carries out hot extrusion and obtains original pipe,
The original pipe of gained carries out multistage annealing, is first warming up to 780 DEG C, temperature rise rate 100 DEG C/h, is incubated 4 hours, after be cooled to 580 DEG C, rate of temperature fall 80 DEG C/h, be incubated 2 hours, after be again cooled to 430 DEG C, be incubated 4 hours, rear air cooling to room temperature,
Original pipe after annealing carries out cold rolling, obtains pipe idiosome
Pipe idiosome is obtained round steel pipe by four drawings, and the drawing temperature of first time drawing is 870 DEG C, and drawing speed is 7 mm/second; The drawing temperature of second time drawing is 840 DEG C, and drawing speed is 9 mm/second; The drawing temperature of third time drawing is 820 DEG C, and drawing speed is 11 mm/second; The drawing temperature of the 4th drawing is 800 DEG C, and drawing speed is 13 mm/second, obtains final round steel pipe,
Described preparation method of concrete is: take raw material: cement 400 parts, ground silica 15 parts, zeolite powder 8 parts, 7 parts, diatomite, perlite 5 parts, 3 parts, lead glance powder, 600 parts, sand, 1200 parts, stone, 275 parts, water, polypropylene fibre 5 parts, sulfonated lignin 6 parts, triterpenoid saponin 3 parts, fatty alcohol-polyoxyethylene ether 4 parts, 2 parts, ferric sulfate, silicofluoride 4 parts, trolamine 3 parts, calcium formiate 4 parts;
By ground silica 15 parts, zeolite powder 8 parts, 7 parts, diatomite, perlite 5 parts, calcining after the mixing of 3 parts, lead glance powder, calcination process: be first heated to 500 DEG C, calcine 2 hours, be warming up to 650 DEG C afterwards, calcine 3 hours, again be warming up to 750 DEG C, calcine 1 hour, furnace cooling afterwards, mixture after calcining is carried out grinding in pulverizer, and rotating speed is 100r/min, grinding 3 hours, grinding compound particles granularity size is 0.5-0.7mm
Cement, grinding mixture and 125ml water are put into concrete mixer and stirs 5 minutes, add sand, stone and remaining water again and continue stirring 4 minutes, afterwards by polypropylene fibre 5 parts, sulfonated lignin 6 parts, triterpenoid saponin 3 parts, fatty alcohol-polyoxyethylene ether 4 parts, 2 parts, ferric sulfate, silicofluoride 4 parts, trolamine 3 parts, calcium formiate 4 parts; Add, after stirring, obtain concrete;
Organic coating by ACRYLIC EMULSION 80 parts, silica sand 20 parts, trimeric cyanamide 4 parts, ethylene glycol 1 part, methyl siliconic acid 3 parts, film coalescence aid 4 parts, sodium lauryl sulphate 2 parts, polyacrylamide 1 part composition.
Embodiment 2
One road and bridge concrete tubular pile, comprise the organic coating layer of a round steel pipe and the coating of described round steel pipe outer wall use organic coating, steel pipe inner wall is welded with cross-rib beam, and steel pipe inside is filled with concrete,
Round steel pipe chemical element consists of (weight percent): C:0.3 ﹪, Mg:5 ﹪, Mo:3 ﹪,: Cr3 ﹪, Mn:0.8 ﹪, Sn:0.7 ﹪, Bi:0.6 ﹪, Nb:0.4 ﹪, Ag:0.2 ﹪, Ti:0.08 ﹪, V:0.06 ﹪, Sb:0.04 ﹪, Zn:0.03 ﹪, Pd:0.03 ﹪, surplus is Fe and inevitable impurity;
The preparation method of round steel pipe: comprise the following steps: according to the elementary composition batching of above-mentioned round steel pipe, first pure iron is joined in smelting furnace, Control for Kiln Temperature is at 1450 DEG C, after pure iron fusing, furnace temperature drops to 1440 DEG C and adds magnesium iron master alloy, after furnace temperature be reduced to 1430 DEG C add molybdenum-iron master alloy; After furnace temperature be reduced to 1420 DEG C add ferrochrome master alloy; After furnace temperature be reduced to 1410 DEG C add other alloying elements, rear furnace temperature is elevated to 1430 DEG C, add refining scavenging agent, refining scavenging agent add-on is 0.6% of furnace charge amount, stirs 10 minutes, leave standstill 20 minutes, treat that slag is separated with molten metal, skim, after add insulating covering agent, leave standstill and again skim after 30 minutes, afterwards to pouring into a mould; Teeming temperature is 1400 DEG C; The ingot casting obtained is heat-treated: first carried out being heated to 800 DEG C by ingot casting, temperature rise rate 80 DEG C/h, is incubated 3 hours, carry out quench treatment afterwards, quenchant is water, after quenching, ingot casting is heated to 600 DEG C from room temperature, temperature rise rate 60 DEG C/h, is incubated 5 hours, after be cooled to 400 DEG C, rate of temperature fall 50 DEG C/h, is incubated 3 hours, after be again cooled to 300 DEG C, rate of temperature fall 50 DEG C/h, be incubated 3 hours, rear air cooling is to room temperature
The ingot casting of gained is heated to 1100 DEG C, Extrusion Porthole Die for Aluminium Profiles tool carries out hot extrusion and obtains original pipe,
The original pipe of gained carries out multistage annealing, is first warming up to 780 DEG C, temperature rise rate 100 DEG C/h, is incubated 4 hours, after be cooled to 580 DEG C, rate of temperature fall 80 DEG C/h, be incubated 2 hours, after be again cooled to 430 DEG C, be incubated 4 hours, rear air cooling to room temperature,
Original pipe after annealing carries out cold rolling, obtains pipe idiosome
Pipe idiosome is obtained round steel pipe by four drawings, and the drawing temperature of first time drawing is 870 DEG C, and drawing speed is 7 mm/second; The drawing temperature of second time drawing is 840 DEG C, and drawing speed is 9 mm/second; The drawing temperature of third time drawing is 820 DEG C, and drawing speed is 11 mm/second; The drawing temperature of the 4th drawing is 800 DEG C, and drawing speed is 13 mm/second, obtains final round steel pipe,
Described preparation method of concrete is: take raw material: cement 400 parts, ground silica 15 parts, zeolite powder 8 parts, 7 parts, diatomite, perlite 5 parts, 3 parts, lead glance powder, 700 parts, sand, 1200 parts, stone, 275 parts, water, polypropylene fibre 5 parts, sulfonated lignin 6 parts, triterpenoid saponin 3 parts, fatty alcohol-polyoxyethylene ether 4 parts, 2 parts, ferric sulfate, silicofluoride 4 parts, trolamine 3 parts, calcium formiate 4 parts;
By ground silica 15 parts, zeolite powder 8 parts, 7 parts, diatomite, perlite 5 parts, calcining after the mixing of 3 parts, lead glance powder, calcination process: be first heated to 500 DEG C, calcine 2 hours, be warming up to 650 DEG C afterwards, calcine 3 hours, again be warming up to 750 DEG C, calcine 1 hour, furnace cooling afterwards, mixture after calcining is carried out grinding in pulverizer, and rotating speed is 100r/min, grinding 3 hours, grinding compound particles granularity size is 0.5-0.7mm
Cement, grinding mixture and 125ml water are put into concrete mixer and stirs 5 minutes, add sand, stone and remaining water again and continue stirring 4 minutes, afterwards by polypropylene fibre 5 parts, sulfonated lignin 6 parts, triterpenoid saponin 3 parts, fatty alcohol-polyoxyethylene ether 4 parts, 2 parts, ferric sulfate, silicofluoride 4 parts, trolamine 3 parts, calcium formiate 4 parts; Add, after stirring, obtain concrete;
Organic coating by ACRYLIC EMULSION 100 parts, silica sand 20 parts, trimeric cyanamide 4 parts, ethylene glycol 1 part, methyl siliconic acid 3 parts, film coalescence aid 4 parts, sodium lauryl sulphate 2 parts, polyacrylamide 1 part composition.
Embodiment 3
One road and bridge concrete tubular pile, comprise the organic coating layer of a round steel pipe and the coating of described round steel pipe outer wall use organic coating, steel pipe inner wall is welded with cross-rib beam, and steel pipe inside is filled with concrete,
Round steel pipe chemical element consists of (weight percent): C:0.25 ﹪, Mg:4.5 ﹪, Mo:2.5 ﹪,: Cr2.5 ﹪, Mn:0.75 ﹪, Sn:0.65 ﹪, Bi:0.55 ﹪, Nb:0.35 ﹪, Ag:0.15 ﹪, Ti:0.075 ﹪, V:0.055 ﹪, Sb:0.035 ﹪, Zn:0.025 ﹪, Pd:0.025 ﹪, surplus is Fe and inevitable impurity;
The preparation method of round steel pipe: comprise the following steps: according to the elementary composition batching of above-mentioned round steel pipe, first pure iron is joined in smelting furnace, Control for Kiln Temperature is at 1450 DEG C, after pure iron fusing, furnace temperature drops to 1440 DEG C and adds magnesium iron master alloy, after furnace temperature be reduced to 1430 DEG C add molybdenum-iron master alloy; After furnace temperature be reduced to 1420 DEG C add ferrochrome master alloy; After furnace temperature be reduced to 1410 DEG C add other alloying elements, rear furnace temperature is elevated to 1430 DEG C, add refining scavenging agent, refining scavenging agent add-on is 0.6% of furnace charge amount, stirs 10 minutes, leave standstill 20 minutes, treat that slag is separated with molten metal, skim, after add insulating covering agent, leave standstill and again skim after 30 minutes, afterwards to pouring into a mould; Teeming temperature is 1400 DEG C; The ingot casting obtained is heat-treated: first carried out being heated to 800 DEG C by ingot casting, temperature rise rate 80 DEG C/h, is incubated 3 hours, carry out quench treatment afterwards, quenchant is water, after quenching, ingot casting is heated to 600 DEG C from room temperature, temperature rise rate 60 DEG C/h, is incubated 5 hours, after be cooled to 400 DEG C, rate of temperature fall 50 DEG C/h, is incubated 3 hours, after be again cooled to 300 DEG C, rate of temperature fall 50 DEG C/h, be incubated 3 hours, rear air cooling is to room temperature
The ingot casting of gained is heated to 1100 DEG C, Extrusion Porthole Die for Aluminium Profiles tool carries out hot extrusion and obtains original pipe,
The original pipe of gained carries out multistage annealing, is first warming up to 780 DEG C, temperature rise rate 100 DEG C/h, is incubated 4 hours, after be cooled to 580 DEG C, rate of temperature fall 80 DEG C/h, be incubated 2 hours, after be again cooled to 430 DEG C, be incubated 4 hours, rear air cooling to room temperature,
Original pipe after annealing carries out cold rolling, obtains pipe idiosome
Pipe idiosome is obtained round steel pipe by four drawings, and the drawing temperature of first time drawing is 870 DEG C, and drawing speed is 7 mm/second; The drawing temperature of second time drawing is 840 DEG C, and drawing speed is 9 mm/second; The drawing temperature of third time drawing is 820 DEG C, and drawing speed is 11 mm/second; The drawing temperature of the 4th drawing is 800 DEG C, and drawing speed is 13 mm/second, obtains final round steel pipe,
Described preparation method of concrete is: take raw material: cement 400 parts, ground silica 15 parts, zeolite powder 8 parts, 7 parts, diatomite, perlite 5 parts, 3 parts, lead glance powder, 650 parts, sand, 1200 parts, stone, 275 parts, water, polypropylene fibre 5 parts, sulfonated lignin 6 parts, triterpenoid saponin 3 parts, fatty alcohol-polyoxyethylene ether 4 parts, 2 parts, ferric sulfate, silicofluoride 4 parts, trolamine 3 parts, calcium formiate 4 parts;
By ground silica 15 parts, zeolite powder 8 parts, 7 parts, diatomite, perlite 5 parts, calcining after the mixing of 3 parts, lead glance powder, calcination process: be first heated to 500 DEG C, calcine 2 hours, be warming up to 650 DEG C afterwards, calcine 3 hours, again be warming up to 750 DEG C, calcine 1 hour, furnace cooling afterwards, mixture after calcining is carried out grinding in pulverizer, and rotating speed is 100r/min, grinding 3 hours, grinding compound particles granularity size is 0.5-0.7mm
Cement, grinding mixture and 125ml water are put into concrete mixer and stirs 5 minutes, add sand, stone and remaining water again and continue stirring 4 minutes, afterwards by polypropylene fibre 5 parts, sulfonated lignin 6 parts, triterpenoid saponin 3 parts, fatty alcohol-polyoxyethylene ether 4 parts, 2 parts, ferric sulfate, silicofluoride 4 parts, trolamine 3 parts, calcium formiate 4 parts; Add, after stirring, obtain concrete;
Organic coating by ACRYLIC EMULSION 90 parts, silica sand 20 parts, trimeric cyanamide 4 parts, ethylene glycol 1 part, methyl siliconic acid 3 parts, film coalescence aid 4 parts, sodium lauryl sulphate 2 parts, polyacrylamide 1 part composition.
Embodiment 4
One road and bridge concrete tubular pile, comprise the organic coating layer of a round steel pipe and the coating of described round steel pipe outer wall use organic coating, steel pipe inner wall is welded with cross-rib beam, and steel pipe inside is filled with concrete,
Round steel pipe chemical element consists of (weight percent): C:0.22 ﹪, Mg:4.1 ﹪, Mo:2.3 ﹪,: Cr2.1 ﹪, Mn:0.72 ﹪, Sn:0.63 ﹪, Bi:0.54 ﹪, Nb:0.34 ﹪, Ag:0.13 ﹪, Ti:0.073 ﹪, V:0.052 ﹪, Sb:0.031 ﹪, Zn:0.022 ﹪, Pd:0.024 ﹪, surplus is Fe and inevitable impurity;
The preparation method of round steel pipe: comprise the following steps: according to the elementary composition batching of above-mentioned round steel pipe, first pure iron is joined in smelting furnace, Control for Kiln Temperature is at 1450 DEG C, after pure iron fusing, furnace temperature drops to 1440 DEG C and adds magnesium iron master alloy, after furnace temperature be reduced to 1430 DEG C add molybdenum-iron master alloy; After furnace temperature be reduced to 1420 DEG C add ferrochrome master alloy; After furnace temperature be reduced to 1410 DEG C add other alloying elements, rear furnace temperature is elevated to 1430 DEG C, add refining scavenging agent, refining scavenging agent add-on is 0.6% of furnace charge amount, stirs 10 minutes, leave standstill 20 minutes, treat that slag is separated with molten metal, skim, after add insulating covering agent, leave standstill and again skim after 30 minutes, afterwards to pouring into a mould; Teeming temperature is 1400 DEG C; The ingot casting obtained is heat-treated: first carried out being heated to 800 DEG C by ingot casting, temperature rise rate 80 DEG C/h, is incubated 3 hours, carry out quench treatment afterwards, quenchant is water, after quenching, ingot casting is heated to 600 DEG C from room temperature, temperature rise rate 60 DEG C/h, is incubated 5 hours, after be cooled to 400 DEG C, rate of temperature fall 50 DEG C/h, is incubated 3 hours, after be again cooled to 300 DEG C, rate of temperature fall 50 DEG C/h, be incubated 3 hours, rear air cooling is to room temperature
The ingot casting of gained is heated to 1100 DEG C, Extrusion Porthole Die for Aluminium Profiles tool carries out hot extrusion and obtains original pipe,
The original pipe of gained carries out multistage annealing, is first warming up to 780 DEG C, temperature rise rate 100 DEG C/h, is incubated 4 hours, after be cooled to 580 DEG C, rate of temperature fall 80 DEG C/h, be incubated 2 hours, after be again cooled to 430 DEG C, be incubated 4 hours, rear air cooling to room temperature,
Original pipe after annealing carries out cold rolling, obtains pipe idiosome
Pipe idiosome is obtained round steel pipe by four drawings, and the drawing temperature of first time drawing is 870 DEG C, and drawing speed is 7 mm/second; The drawing temperature of second time drawing is 840 DEG C, and drawing speed is 9 mm/second; The drawing temperature of third time drawing is 820 DEG C, and drawing speed is 11 mm/second; The drawing temperature of the 4th drawing is 800 DEG C, and drawing speed is 13 mm/second, obtains final round steel pipe,
Described preparation method of concrete is: take raw material: cement 400 parts, ground silica 15 parts, zeolite powder 8 parts, 7 parts, diatomite, perlite 5 parts, 3 parts, lead glance powder, 630 parts, sand, 1200 parts, stone, 275 parts, water, polypropylene fibre 5 parts, sulfonated lignin 6 parts, triterpenoid saponin 3 parts, fatty alcohol-polyoxyethylene ether 4 parts, 2 parts, ferric sulfate, silicofluoride 4 parts, trolamine 3 parts, calcium formiate 4 parts;
By ground silica 15 parts, zeolite powder 8 parts, 7 parts, diatomite, perlite 5 parts, calcining after the mixing of 3 parts, lead glance powder, calcination process: be first heated to 500 DEG C, calcine 2 hours, be warming up to 650 DEG C afterwards, calcine 3 hours, again be warming up to 750 DEG C, calcine 1 hour, furnace cooling afterwards, mixture after calcining is carried out grinding in pulverizer, and rotating speed is 100r/min, grinding 3 hours, grinding compound particles granularity size is 0.5-0.7mm
Cement, grinding mixture and 125ml water are put into concrete mixer and stirs 5 minutes, add sand, stone and remaining water again and continue stirring 4 minutes, afterwards by polypropylene fibre 5 parts, sulfonated lignin 6 parts, triterpenoid saponin 3 parts, fatty alcohol-polyoxyethylene ether 4 parts, 2 parts, ferric sulfate, silicofluoride 4 parts, trolamine 3 parts, calcium formiate 4 parts; Add, after stirring, obtain concrete;
Organic coating by ACRYLIC EMULSION 84 parts, silica sand 20 parts, trimeric cyanamide 4 parts, ethylene glycol 1 part, methyl siliconic acid 3 parts, film coalescence aid 4 parts, sodium lauryl sulphate 2 parts, polyacrylamide 1 part composition.
Embodiment 5
One road and bridge concrete tubular pile, comprise the organic coating layer of a round steel pipe and the coating of described round steel pipe outer wall use organic coating, steel pipe inner wall is welded with cross-rib beam, and steel pipe inside is filled with concrete,
Round steel pipe chemical element consists of (weight percent): C:0.28 ﹪, Mg:4.7 ﹪, Mo:2.6 ﹪,: Cr2.8 ﹪, Mn:0.77 ﹪, Sn:0.67 ﹪, Bi:0.58 ﹪, Nb:0.39 ﹪, Ag:0.18 ﹪, Ti:0.077 ﹪, V:0.056 ﹪, Sb:0.037 ﹪, Zn:0.028 ﹪, Pd:0.029 ﹪, surplus is Fe and inevitable impurity;
The preparation method of round steel pipe: comprise the following steps: according to the elementary composition batching of above-mentioned round steel pipe, first pure iron is joined in smelting furnace, Control for Kiln Temperature is at 1450 DEG C, after pure iron fusing, furnace temperature drops to 1440 DEG C and adds magnesium iron master alloy, after furnace temperature be reduced to 1430 DEG C add molybdenum-iron master alloy; After furnace temperature be reduced to 1420 DEG C add ferrochrome master alloy; After furnace temperature be reduced to 1410 DEG C add other alloying elements, rear furnace temperature is elevated to 1430 DEG C, add refining scavenging agent, refining scavenging agent add-on is 0.6% of furnace charge amount, stirs 10 minutes, leave standstill 20 minutes, treat that slag is separated with molten metal, skim, after add insulating covering agent, leave standstill and again skim after 30 minutes, afterwards to pouring into a mould; Teeming temperature is 1400 DEG C; The ingot casting obtained is heat-treated: first carried out being heated to 800 DEG C by ingot casting, temperature rise rate 80 DEG C/h, is incubated 3 hours, carry out quench treatment afterwards, quenchant is water, after quenching, ingot casting is heated to 600 DEG C from room temperature, temperature rise rate 60 DEG C/h, is incubated 5 hours, after be cooled to 400 DEG C, rate of temperature fall 50 DEG C/h, is incubated 3 hours, after be again cooled to 300 DEG C, rate of temperature fall 50 DEG C/h, be incubated 3 hours, rear air cooling is to room temperature
The ingot casting of gained is heated to 1100 DEG C, Extrusion Porthole Die for Aluminium Profiles tool carries out hot extrusion and obtains original pipe,
The original pipe of gained carries out multistage annealing, is first warming up to 780 DEG C, temperature rise rate 100 DEG C/h, is incubated 4 hours, after be cooled to 580 DEG C, rate of temperature fall 80 DEG C/h, be incubated 2 hours, after be again cooled to 430 DEG C, be incubated 4 hours, rear air cooling to room temperature,
Original pipe after annealing carries out cold rolling, obtains pipe idiosome
Pipe idiosome is obtained round steel pipe by four drawings, and the drawing temperature of first time drawing is 870 DEG C, and drawing speed is 7 mm/second; The drawing temperature of second time drawing is 840 DEG C, and drawing speed is 9 mm/second; The drawing temperature of third time drawing is 820 DEG C, and drawing speed is 11 mm/second; The drawing temperature of the 4th drawing is 800 DEG C, and drawing speed is 13 mm/second, obtains final round steel pipe,
Described preparation method of concrete is: take raw material: cement 400 parts, ground silica 15 parts, zeolite powder 8 parts, 7 parts, diatomite, perlite 5 parts, 3 parts, lead glance powder, 680 parts, sand, 1200 parts, stone, 275 parts, water, polypropylene fibre 5 parts, sulfonated lignin 6 parts, triterpenoid saponin 3 parts, fatty alcohol-polyoxyethylene ether 4 parts, 2 parts, ferric sulfate, silicofluoride 4 parts, trolamine 3 parts, calcium formiate 4 parts;
By ground silica 15 parts, zeolite powder 8 parts, 7 parts, diatomite, perlite 5 parts, calcining after the mixing of 3 parts, lead glance powder, calcination process: be first heated to 500 DEG C, calcine 2 hours, be warming up to 650 DEG C afterwards, calcine 3 hours, again be warming up to 750 DEG C, calcine 1 hour, furnace cooling afterwards, mixture after calcining is carried out grinding in pulverizer, and rotating speed is 100r/min, grinding 3 hours, grinding compound particles granularity size is 0.5-0.7mm
Cement, grinding mixture and 125ml water are put into concrete mixer and stirs 5 minutes, add sand, stone and remaining water again and continue stirring 4 minutes, afterwards by polypropylene fibre 5 parts, sulfonated lignin 6 parts, triterpenoid saponin 3 parts, fatty alcohol-polyoxyethylene ether 4 parts, 2 parts, ferric sulfate, silicofluoride 4 parts, trolamine 3 parts, calcium formiate 4 parts; Add, after stirring, obtain concrete;
Organic coating by ACRYLIC EMULSION 97 parts, silica sand 20 parts, trimeric cyanamide 4 parts, ethylene glycol 1 part, methyl siliconic acid 3 parts, film coalescence aid 4 parts, sodium lauryl sulphate 2 parts, polyacrylamide 1 part composition.

Claims (10)

1. road and bridge a concrete tubular pile, comprise the organic coating layer that a round steel pipe and described round steel pipe outer wall use organic coating coating, steel pipe inner wall is welded with cross-rib beam, and steel pipe inside is filled with concrete,
Round steel pipe chemical element consists of (weight percent): C:0.2-0.3 ﹪, Mg:4-5 ﹪, Mo:2-3 ﹪,: Cr2-3 ﹪, Mn:0.7-0.8 ﹪, Sn:0.6-0.7 ﹪, Bi:0.5-0.6 ﹪, Nb:0.3-0.4 ﹪, Ag:0.1-0.2 ﹪, Ti:0.07-0.08 ﹪, V:0.05-0.06 ﹪, Sb:0.03-0.04 ﹪, Zn:0.02-0.03 ﹪, Pd:0.02-0.03 ﹪, surplus is Fe and inevitable impurity;
The preparation method of round steel pipe: comprise the following steps: according to the elementary composition batching of above-mentioned round steel pipe, first pure iron is joined in smelting furnace, Control for Kiln Temperature is at 1450 DEG C, after pure iron fusing, furnace temperature drops to 1440 DEG C and adds magnesium iron master alloy, after furnace temperature be reduced to 1430 DEG C add molybdenum-iron master alloy; After furnace temperature be reduced to 1420 DEG C add ferrochrome master alloy; After furnace temperature be reduced to 1410 DEG C add other alloying elements, rear furnace temperature is elevated to 1430 DEG C, add refining scavenging agent, refining scavenging agent add-on is 0.6% of furnace charge amount, stirs 10 minutes, leave standstill 20 minutes, treat that slag is separated with molten metal, skim, after add insulating covering agent, leave standstill and again skim after 30 minutes, afterwards to pouring into a mould; Teeming temperature is 1400 DEG C; The ingot casting obtained is heat-treated: first carried out being heated to 800 DEG C by ingot casting, temperature rise rate 80 DEG C/h, is incubated 3 hours, carry out quench treatment afterwards, quenchant is water, after quenching, ingot casting is heated to 600 DEG C from room temperature, temperature rise rate 60 DEG C/h, is incubated 5 hours, after be cooled to 400 DEG C, rate of temperature fall 50 DEG C/h, is incubated 3 hours, after be again cooled to 300 DEG C, rate of temperature fall 50 DEG C/h, be incubated 3 hours, rear air cooling is to room temperature
The ingot casting of gained is heated to 1100 DEG C, Extrusion Porthole Die for Aluminium Profiles tool carries out hot extrusion and obtains original pipe,
The original pipe of gained carries out multistage annealing, is first warming up to 780 DEG C, temperature rise rate 100 DEG C/h, is incubated 4 hours, after be cooled to 580 DEG C, rate of temperature fall 80 DEG C/h, be incubated 2 hours, after be again cooled to 430 DEG C, be incubated 4 hours, rear air cooling to room temperature,
Original pipe after annealing carries out cold rolling, obtains pipe idiosome,
Pipe idiosome is obtained round steel pipe by four drawings, and the drawing temperature of first time drawing is 870 DEG C, and drawing speed is 7 mm/second; The drawing temperature of second time drawing is 840 DEG C, and drawing speed is 9 mm/second; The drawing temperature of third time drawing is 820 DEG C, and drawing speed is 11 mm/second; The drawing temperature of the 4th drawing is 800 DEG C, and drawing speed is 13 mm/second, obtains final round steel pipe,
Described preparation method of concrete is: take raw material: cement 400 parts, ground silica 15 parts, zeolite powder 8 parts, 7 parts, diatomite, perlite 5 parts, 3 parts, lead glance powder, sand 600-700 part, 1200 parts, stone, 275 parts, water, polypropylene fibre 5 parts, sulfonated lignin 6 parts, triterpenoid saponin 3 parts, fatty alcohol-polyoxyethylene ether 4 parts, 2 parts, ferric sulfate, silicofluoride 4 parts, trolamine 3 parts, calcium formiate 4 parts;
By ground silica 15 parts, zeolite powder 8 parts, 7 parts, diatomite, perlite 5 parts, calcining after the mixing of 3 parts, lead glance powder, calcination process: be first heated to 500 DEG C, calcine 2 hours, be warming up to 650 DEG C afterwards, calcine 3 hours, again be warming up to 750 DEG C, calcine 1 hour, furnace cooling afterwards, mixture after calcining is carried out grinding in pulverizer, and rotating speed is 100r/min, grinding 3 hours, grinding compound particles granularity size is 0.5-0.7mm
Cement, grinding mixture and 125ml water are put into concrete mixer and stirs 5 minutes, add sand, stone and remaining water again and continue stirring 4 minutes, afterwards by polypropylene fibre 5 parts, sulfonated lignin 6 parts, triterpenoid saponin 3 parts, fatty alcohol-polyoxyethylene ether 4 parts, 2 parts, ferric sulfate, silicofluoride 4 parts, trolamine 3 parts, calcium formiate 4 parts; Add, after stirring, obtain concrete;
Organic coating by ACRYLIC EMULSION 80-100 part, silica sand 20 parts, trimeric cyanamide 4 parts, ethylene glycol 1 part, methyl siliconic acid 3 parts, film coalescence aid 4 parts, sodium lauryl sulphate 2 parts, polyacrylamide 1 part composition.
2. as claimed in claim 1 road and bridge concrete tubular pile, organic coating by ACRYLIC EMULSION 80 parts, silica sand 20 parts, trimeric cyanamide 4 parts, ethylene glycol 1 part, methyl siliconic acid 3 parts, film coalescence aid 4 parts, sodium lauryl sulphate 2 parts, polyacrylamide 1 part composition.
3. as claimed in claim 1 road and bridge concrete tubular pile, organic coating by ACRYLIC EMULSION 100 parts, silica sand 20 parts, trimeric cyanamide 4 parts, ethylene glycol 1 part, methyl siliconic acid 3 parts, film coalescence aid 4 parts, sodium lauryl sulphate 2 parts, polyacrylamide 1 part composition.
4. as claimed in claim 1 road and bridge concrete tubular pile, organic coating by ACRYLIC EMULSION 90 parts, silica sand 20 parts, trimeric cyanamide 4 parts, ethylene glycol 1 part, methyl siliconic acid 3 parts, film coalescence aid 4 parts, sodium lauryl sulphate 2 parts, polyacrylamide 1 part composition.
5. as claimed in claim 1 road and bridge concrete tubular pile, described preparation method of concrete is: take raw material: cement 400 parts, ground silica 15 parts, zeolite powder 8 parts, 7 parts, diatomite, perlite 5 parts, 3 parts, lead glance powder, 600 parts, sand, 1200 parts, stone, 275 parts, water, polypropylene fibre 5 parts, sulfonated lignin 6 parts, triterpenoid saponin 3 parts, fatty alcohol-polyoxyethylene ether 4 parts, 2 parts, ferric sulfate, silicofluoride 4 parts, trolamine 3 parts, calcium formiate 4 parts.
6. as claimed in claim 1 road and bridge concrete tubular pile, described preparation method of concrete is: take raw material: cement 400 parts, ground silica 15 parts, zeolite powder 8 parts, 7 parts, diatomite, perlite 5 parts, 3 parts, lead glance powder, 700 parts, sand, 1200 parts, stone, 275 parts, water, polypropylene fibre 5 parts, sulfonated lignin 6 parts, triterpenoid saponin 3 parts, fatty alcohol-polyoxyethylene ether 4 parts, 2 parts, ferric sulfate, silicofluoride 4 parts, trolamine 3 parts, calcium formiate 4 parts.
7. as claimed in claim 1 road and bridge concrete tubular pile, described preparation method of concrete is: take raw material: cement 400 parts, ground silica 15 parts, zeolite powder 8 parts, 7 parts, diatomite, perlite 5 parts, 3 parts, lead glance powder, 650 parts, sand, 1200 parts, stone, 275 parts, water, polypropylene fibre 5 parts, sulfonated lignin 6 parts, triterpenoid saponin 3 parts, fatty alcohol-polyoxyethylene ether 4 parts, 2 parts, ferric sulfate, silicofluoride 4 parts, trolamine 3 parts, calcium formiate 4 parts.
8. as claimed in claim 1 road and bridge concrete tubular pile, round steel pipe chemical element consists of (weight percent): C:0.2 ﹪, Mg:4 ﹪, Mo:2 ﹪: Cr2 ﹪, Mn:0.7 ﹪, Sn:0.6 ﹪, Bi:0.5 ﹪, Nb:0.3 ﹪, Ag:0.1 ﹪, Ti:0.07 ﹪, V:0.05 ﹪, Sb:0.03 ﹪, Zn:0.02 ﹪, Pd:0.02 ﹪, surplus is Fe and inevitable impurity.
9. the road and bridge concrete tubular pile as described in claim 1-8, round steel pipe chemical element consists of (weight percent): C:0.3 ﹪, Mg:5 ﹪, Mo:3 ﹪: Cr3 ﹪, Mn:0.8 ﹪, Sn:0.7 ﹪, Bi:0.6 ﹪, Nb:0.4 ﹪, Ag:0.2 ﹪, Ti:0.08 ﹪, V:0.06 ﹪, Sb:0.04 ﹪, Zn:0.03 ﹪, Pd:0.03 ﹪, surplus is Fe and inevitable impurity.
10. as claimed in claim 1 road and bridge concrete tubular pile, round steel pipe chemical element consists of (weight percent): C:0.25 ﹪, Mg:4.5 ﹪, Mo:2.5 ﹪: Cr2.5 ﹪, Mn:0.75 ﹪, Sn:0.65 ﹪, Bi:0.55 ﹪, Nb:0.35 ﹪, Ag:0.15 ﹪, Ti:0.075 ﹪, V:0.055 ﹪, Sb:0.035 ﹪, Zn:0.025 ﹪, Pd:0.025 ﹪, surplus is Fe and inevitable impurity.
CN201510495160.2A 2015-08-13 2015-08-13 Concrete pipe pile for building roads and bridges Pending CN105039874A (en)

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CN201610489879.XA CN106436696A (en) 2015-08-13 2015-08-13 Road and bridge construction concrete pile tube
CN201510495160.2A CN105039874A (en) 2015-08-13 2015-08-13 Concrete pipe pile for building roads and bridges
CN201610490438.1A CN106436697A (en) 2015-08-13 2015-08-13 Concrete pipe pile for roads and bridges

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