CN106636974A - Preparation method of fatigue-resistant alloy lining plate for ball mill - Google Patents

Preparation method of fatigue-resistant alloy lining plate for ball mill Download PDF

Info

Publication number
CN106636974A
CN106636974A CN201611010039.7A CN201611010039A CN106636974A CN 106636974 A CN106636974 A CN 106636974A CN 201611010039 A CN201611010039 A CN 201611010039A CN 106636974 A CN106636974 A CN 106636974A
Authority
CN
China
Prior art keywords
alloy lining
preparation
ball mill
heat treatment
lining plate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201611010039.7A
Other languages
Chinese (zh)
Inventor
夏明星
王卫远
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Maanshan Yinding Machinery Manufacturing Co Ltd
Original Assignee
Maanshan Yinding Machinery Manufacturing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Maanshan Yinding Machinery Manufacturing Co Ltd filed Critical Maanshan Yinding Machinery Manufacturing Co Ltd
Priority to CN201611010039.7A priority Critical patent/CN106636974A/en
Publication of CN106636974A publication Critical patent/CN106636974A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
    • B02C17/18—Details
    • B02C17/22—Lining for containers
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/0081—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for slabs; for billets
    • 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
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • 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
    • C22C38/34—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of silicon
    • 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Heat Treatment Of Articles (AREA)

Abstract

The invention discloses a preparation method of a fatigue-resistant alloy lining plate for a ball mill. The preparation method comprises the following process steps that a steel ingot is cast, wherein the steel ingot contains, by weight, 1.3-1.5% of C, 1.5-1.9% of Si, 2.6-2.9% of Mn, 0.7%-1.1% of Mo, 0.004%-0.01% of S, 2.2-2.4% of Cr, 0.3-0.5% of Ni, 0.15-0.21% of Ti, 0.2-0.4% of W, 0.12-0.22% of Al, 0.02-0.09% of Re and the balance iron, The internal defects of the alloy lining plate material are effectively eliminated, the abrasion resistance and fatigue strength of the alloy lining plate are improved, and meanwhile the preparation method has the advantages of being free of oxidation, decarburization and element vaporizing and the like and can effectively improve the ball milling efficiency.

Description

A kind of ball mill endurance alloy lining preparation method
Technical field
The present invention relates to ball mill field, particularly belongs to a kind of ball mill endurance alloy lining preparation method.
Background technology
Wear-resistant ball is widely used in metallurgical mine, cement building material, thermal power generation, flue gas desulfurization, magnetic material, chemical industry, water The industry ball mill such as coal slurry, pellet, slag, superfine powder, flyash, calcium carbonate, quartz sand.Current wear-resistant ball exists resistance to Mill poor performance, the shortcomings of being easily damaged, need for ball mill endurance alloy lining preparation method preparation technology design into Row is further improved and studied.
The content of the invention
It is an object of the invention to provide a kind of ball mill endurance alloy lining preparation method, alloy lining material it is interior Portion's defect has obtained effective elimination, improves the wearability and fatigue strength of alloy lining, at the same have non-oxidation, without decarburization, The features such as element-free dilution, grinding efficiency can be effectively improved.
Technical scheme is as follows：
A kind of ball mill endurance alloy lining preparation method, includes following processing step：
1）Casting steel ingot, each alloying component and percentage by weight are in molten casting iron：C1.3 ~ 1.5%, Si1.5 ~ 1.9%, Mn2.6 ~ 2.9%, Mo0.7% ~ 1.1%, S0.004% ~ 0.01%, Cr2.2 ~ 2.4%, Ni0.3 ~ 0.5%, Ti0.15 ~ 0.21%, W0.2 ~ 0.4%, Al0.12 ~ 0.22%, Re0.02 ~ 0.09%, balance of iron；
2）First by Heating Steel Ingots to 1000-1100 DEG C, then forged in flat, 500-520 is reheated to after forging DEG C, it is put into closed molds and is forged, carry out forging forming by closed molds；
3）540-580 DEG C is heated to by the alloy lining of forging forming and is incubated 0.6-1.2h, add again after oil cooling to normal temperature The temperature range of heat to 340 DEG C -400 DEG C is simultaneously incubated 1-1.2h, afterwards water-cooled；
4）Vacuum heat：After machining, carry out in the vacuum medium of 3.3-4.2Pa vacuums, heat treatment temperature For 500-540 DEG C, then heat treatment time 40-60min drops to room temperature with 20-30 DEG C/min, obtains alloy lining finished product.
The vacuum heat：After machining, carry out in the vacuum medium of 3.7Pa vacuums, heat treatment temperature Spend for 520 DEG C, then heat treatment time 50min drops to room temperature with 25 DEG C/min, obtains alloy lining finished product.
It is of the present invention Jing after forge moulding technology, vacuum heat, the internal flaw of alloy lining material has obtained effectively disappearing Remove, improve the wearability and fatigue strength of alloy lining, at the same there is non-oxidation, without the features such as decarburization, element-free dilution, can To effectively improve grinding efficiency.
Specific embodiment
A kind of ball mill endurance alloy lining preparation method, includes following processing step：
1）Casting steel ingot, each alloying component and percentage by weight are in molten casting iron：C1.4%, Si1.7%, Mn2.75%, Mo0.9%, S0.007%, Cr2.3%, Ni0.4%, Ti0.18%, W0.3%, Al0.17%, Re0.05%, balance of iron；
2）First by Heating Steel Ingots to 1000-1100 DEG C, then forged in flat, 500-520 is reheated to after forging DEG C, it is put into closed molds and is forged, carry out forging forming by closed molds；
3）560 DEG C being heated to by the alloy lining of forging forming and being incubated 0.9h, 370 DEG C are reheated to after oil cooling to normal temperature Temperature range and be incubated 1.1h, water-cooled afterwards；
4）Vacuum heat：After machining, carry out in the vacuum medium of 3.7Pa vacuums, heat treatment temperature is 520 DEG C, then heat treatment time 50min drops to room temperature with 25 DEG C/min, obtains alloy lining finished product.
The alloy lining test data that preparation method of the present invention is obtained：Tensile strength sigma b >=920MPa；Yield strength σ0.2 ≥900MPa；Elongation percentage δ5(‰) ≥3.4；Room temperature impact toughness α ku (42 DEG C) >=68J/cm2；Low-temperature impact toughness σ ku (- 30℃)≥36.5J/cm2；Hardness HRC40-42.

Claims (2)

1. a kind of ball mill endurance alloy lining preparation method, it is characterised in that include following processing step：
1）Casting steel ingot, each alloying component and percentage by weight are in molten casting iron：C1.3 ~ 1.5%, Si1.5 ~ 1.9%, Mn2.6 ~ 2.9%, Mo0.7% ~ 1.1%, S0.004% ~ 0.01%, Cr2.2 ~ 2.4%, Ni0.3 ~ 0.5%, Ti0.15 ~ 0.21%, W0.2 ~ 0.4%, Al0.12 ~ 0.22%, Re0.02 ~ 0.09%, balance of iron；
2）First by Heating Steel Ingots to 1000-1100 DEG C, then forged in flat, 500-520 is reheated to after forging DEG C, it is put into closed molds and is forged, carry out forging forming by closed molds；
3）540-580 DEG C is heated to by the alloy lining of forging forming and is incubated 0.6-1.2h, add again after oil cooling to normal temperature The temperature range of heat to 340 DEG C -400 DEG C is simultaneously incubated 1-1.2h, afterwards water-cooled；
4）Vacuum heat：After machining, carry out in the vacuum medium of 3.3-4.2Pa vacuums, heat treatment temperature For 500-540 DEG C, then heat treatment time 40-60min drops to room temperature with 20-30 DEG C/min, obtains alloy lining finished product.
2. ball mill according to claim 1 endurance alloy lining preparation method, it is characterised in that the Vacuum Heat Process：After machining, carry out in the vacuum medium of 3.7Pa vacuums, heat treatment temperature is 520 DEG C, during heat treatment Between 50min, then room temperature is dropped to 25 DEG C/min, obtain alloy lining finished product.
CN201611010039.7A 2016-11-17 2016-11-17 Preparation method of fatigue-resistant alloy lining plate for ball mill Pending CN106636974A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611010039.7A CN106636974A (en) 2016-11-17 2016-11-17 Preparation method of fatigue-resistant alloy lining plate for ball mill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611010039.7A CN106636974A (en) 2016-11-17 2016-11-17 Preparation method of fatigue-resistant alloy lining plate for ball mill

Publications (1)

Publication Number Publication Date
CN106636974A true CN106636974A (en) 2017-05-10

Family

ID=58808177

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201611010039.7A Pending CN106636974A (en) 2016-11-17 2016-11-17 Preparation method of fatigue-resistant alloy lining plate for ball mill

Country Status (1)

Country Link
CN (1) CN106636974A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108998718A (en) * 2018-07-11 2018-12-14 马鞍山力搏机械制造有限公司 A kind of preparation method of anti-wear alloy lining board
CN109136776A (en) * 2018-07-11 2019-01-04 马鞍山力搏机械制造有限公司 A kind of preparation method of high-chromium alloy liner plate
CN111872293A (en) * 2020-06-04 2020-11-03 紫荆浆体管道工程股份公司 Preparation method of forging-rolling lining plate with longitudinal flow line

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1957101A (en) * 2004-05-21 2007-05-02 工业钢克鲁梭公司 Steel with high mechanical strength and wear resistance
CN105112626A (en) * 2015-09-17 2015-12-02 侯宇岷 Manufacturing process for high-toughness forged and pressed anti-abrasion liner plates
CN105483527A (en) * 2016-01-29 2016-04-13 山东华民钢球股份有限公司 Steel used for liner plate, liner plate and preparation method of liner plate
CN105568070A (en) * 2015-12-28 2016-05-11 合肥中澜新材料科技有限公司 Preparation process of wearable liner for ball mill

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1957101A (en) * 2004-05-21 2007-05-02 工业钢克鲁梭公司 Steel with high mechanical strength and wear resistance
CN105112626A (en) * 2015-09-17 2015-12-02 侯宇岷 Manufacturing process for high-toughness forged and pressed anti-abrasion liner plates
CN105568070A (en) * 2015-12-28 2016-05-11 合肥中澜新材料科技有限公司 Preparation process of wearable liner for ball mill
CN105483527A (en) * 2016-01-29 2016-04-13 山东华民钢球股份有限公司 Steel used for liner plate, liner plate and preparation method of liner plate

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108998718A (en) * 2018-07-11 2018-12-14 马鞍山力搏机械制造有限公司 A kind of preparation method of anti-wear alloy lining board
CN109136776A (en) * 2018-07-11 2019-01-04 马鞍山力搏机械制造有限公司 A kind of preparation method of high-chromium alloy liner plate
CN111872293A (en) * 2020-06-04 2020-11-03 紫荆浆体管道工程股份公司 Preparation method of forging-rolling lining plate with longitudinal flow line
CN111872293B (en) * 2020-06-04 2022-08-16 紫荆浆体管道工程股份公司 Preparation method of forging-rolling lining plate with longitudinal flow line

Similar Documents

Publication Publication Date Title
JP6574307B2 (en) High toughness seamless steel pipe and manufacturing method thereof
CN102719761B (en) Wheel disc forging and manufacturing method thereof
CN104775065B (en) A kind of high toughness wear resistant magnesium iron rocking arm and preparation method thereof
CN102888568B (en) Austenite nickel-saving and heat-resisting steel plate and manufacturing method thereof
JP5362764B2 (en) Low alloy metal for geothermal power turbine rotor
CN103342020B (en) Heat-resistant wear-resistant composite steel plate and manufacturing method thereof
CN103205645A (en) Superlarge thickness hydrogen chromium molybdenum steel plate for hydrogenation equipment and manufacture method thereof
CN101333624B (en) Anti-H2S stress corrosion high pressure resistant forgings and method for manufacturing same
CN104264043A (en) Wear-resisting and high-speed centrifugally cast steel composite roll and preparation method thereof
CN109112423A (en) Special thick alloy-steel plate of a kind of superior low-temperature toughness and preparation method thereof
CN103352170A (en) Alloy forged steel and production method and application thereof
CN104762559A (en) Method for producing steel plate for hydrogen-contacting equipment
CN106636974A (en) Preparation method of fatigue-resistant alloy lining plate for ball mill
CN105543632A (en) Preparation method of high-strength roller bearing outer ring
CN106521361A (en) High-performance wear resisting steel plate and production method thereof
CN107747027A (en) High resistivity, high magnetic permeability 1Cr12Mo martensitic stain less steel rotating shaft process for manufacturing forging
CN105543647A (en) High-strength special steel alloy and preparation process thereof
CN101824584A (en) High-performance granular bainite rail steel and production process
CN113802063A (en) Production method of medium-high carbon conditioning-free cold heading steel wire rod
CN105886726A (en) Method for preparing abrasion-resistant balls for flue gas desulfurization ball mills
CN106244908B (en) A kind of hot continuous rolling finishing roll and its manufacture method
CN107641765A (en) A kind of nuclear power station integration heap top component forging and its manufacturing process
CN106086772A (en) Nitrizing Treatment wear-resistant ball preparation method
CN103276313B (en) High-speed steel roll collar and heat treatment method
CN107267778B (en) A kind of magnesium smelting reduction pot and preparation method thereof

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20170510

WD01 Invention patent application deemed withdrawn after publication