CN108588489A - Ca-Mn-V allumens are reacted in no zinc flower pattern hot-dip inhibition with iron - Google Patents
Ca-Mn-V allumens are reacted in no zinc flower pattern hot-dip inhibition with iron Download PDFInfo
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- CN108588489A CN108588489A CN201810554171.7A CN201810554171A CN108588489A CN 108588489 A CN108588489 A CN 108588489A CN 201810554171 A CN201810554171 A CN 201810554171A CN 108588489 A CN108588489 A CN 108588489A
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C18/00—Alloys based on zinc
- C22C18/04—Alloys based on zinc with aluminium as the next major constituent
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/06—Zinc or cadmium or alloys based thereon
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- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Coating With Molten Metal (AREA)
Abstract
The invention discloses no zinc flower pattern hot-dip inhibition, and Ca Mn V allumens and its processing technology are reacted with iron.According to weight percent, the ingredient of the alloy is：Ca:0.2‑0.4wt.%,Mg:2.5‑3.8wt.%,Th:0.2‑0.3wt.%,Al:25.0‑30.0wt.%,V:0.3‑0.5wt.%,Mn:0.4‑0.6wt.%,In:0.2 0.4wt.%, surplus are zinc.The exploitation and industrialization of the material improve competitiveness and are of great significance for accelerating China's metallurgical industry structural adjustment.
Description
Technical field
The present invention relates to technical field of alloy, specifically, being related to a kind of allumen.
Background technology
When metal and surrounding medium contact, is destroyed caused by chemistry and electrochemical action occurs and be called metal
Corrosion.After metal is corroded, it will all change in shape, color and luster and mechanical properties, damage of facilities, pipeline is caused to let out
Leakage, contamination of products, lead to the serious accidents such as burning or explosion and resource and the serious waste of the energy, make national economy by huge
Big loss.According to statistics, every year since steel loss caused by metal erosion accounts for about the 10-20% of current year output of steel.Corrosion of steel
Just it is even more impossible to calculate for the indirect losses such as halt production caused by accident, power failure.
Galvanized steel plain sheet is to extend its service life to prevent surface of steel plate from being corroded, and one layer of gold is coated in surface of steel plate
Belong to zinc.It is zinc-plated be it is a kind of through frequently with economic and effective anti-corrosion method.Galvanizing is developed by more ancient hot-dipping method
And come, since galvanizing is applied to industry by France in 1836, there is in 1 hundred 40 history.However,
Hot dip Zn Cr coating is to have obtained extensive development with the rapid development of cold-strip steel in the late three decades.With the hair of industry
Existing, the advantages of hot dip zinc product has applied to many fields, galvanizing, is that the anti-corrosion time limit is permanent, adapts to environment extensively always
It is the method for anticorrosion treatment being popular.Be widely used with electric power tower, communication iron tower, railway, highway protection, light pole,
Component peculiar to vessel, construction steel structure component, substation's affiliated facility, light industry etc..
Galvanizing principle is to clean up ironware, and then solvent is handled, and is immersed in zinc liquid after drying, iron is anti-with fused zinc
The zinc layers of alloying should be generated.Its flow is：Degreasing-washing-pickling-helps plating-drying-galvanizing by dipping-separation-cooling passivation.
The advantages of galvanizing: 1）Processing cost is low：The expense of galvanizing by dipping antirust is than the expense of other paint vehicle coatings
It is low； 2）Durable：Under suburban environment, the thickness of the galvanizing antirust of standard can keep repairing for a long time；In city
Area or greater coasting area, the galvanizing antirust coat of standard can then keep repairing for many years；3）Good reliability：Between zinc coat and steel
It is metallurgical binding, becomes a part for steel surface, therefore the persistence of coating is more reliable；4）The toughness of coating is strong：Zinc coat
A kind of special metallurgical structure is formed, this structure can bear mechanically damaged in transport and use；5）Comprehensive protection：
The each section of plating piece can plate zinc, though recess, wedge angle and covert can comprehensively by.
With the continuous development of production technology, the pure zinc technology of hot dip can no longer be met the requirements.It is added into zinc liquid micro
Element or a great number of elements have become the heat studied both at home and abroad to improve corrosion resistance, binding force, the aesthetic measure of coating
Point.The anti-corrosion of hot dipping of zinc-aluminum alloy makes coating not only have electro-chemical protection, but also the insulation blocking with organic coating is made
With coating integrated protection performance is good, adaptable, it will be apparent that improves the anti-corrosion capability under corrosive environment.Hot-dip aluminizing
Zinc steel plate is obtained because of its excellent heat-and corrosion-resistant performance, high temperature oxidation resistance, resistance to reflectivity and decorative appearance performance etc.
It is widely applied.
In process of production, after zinc-plated band comes out from zinc pot, the injection through air knife, a large amount of zinc liquid are blown back zinc pot, this
When belt steel surface also have kirsite, be in a liquid state and be attached to surface of steel plate, surface of steel plate formed mass crystallization core, as steel plate rises
It is cooling, so that the nuclei of crystallization is slowly grown up to zinc flower.The faster zinc of cooling velocity is spent smaller, and cooling velocity slower zinc flower is bigger.Zinc is spent
With ornamental value, no actual use value is on the contrary in terms of anticorrosion and bad.Developed country all carries out small zinc flower and without zinc
Flower galvanized steel plain sheet.
The relevant technologies that manufactory of the country uses at present rely primarily on import.World's metallurgical industry structural adjustment paces add
Soon, the center of gravity of production will be shifted from developed country to developing country.China is in process of industrialization at present, national economy
The continuing of each department, more stringent requirements are proposed for kind, quality of the fast-developing and industrial upgrading to steel products.China's steel
There is also a certain distance compared with world standard for the development of galvanizing by dipping.There are technologies to fall for existing galvanization production line majority
Afterwards, zinc consumption is high, product yield is low, poor product quality, production cost are high, energy charge is big, environmental protection measure is ineffective, often results in serious
The shortcomings of environmental pollution, such production line are difficult to meet the needs of Chinese national economy rapid development.Novel hot-dip plating zinc-aluminium is developed to use
Alloy extremely processing technology, for accelerating China's metallurgical industry structural adjustment, improving estimation competitiveness will be of great significance.
Invention content
The purpose of the present invention is to overcome the deficiency in the prior art, and providing one kind can make under 420-480 degree atmospheric conditions
Ca-Mn-V allumens are reacted in no zinc flower pattern hot-dip inhibition with iron.
To achieve the goals above, the present invention adopts the following technical scheme that：
Ca-Mn-V allumens are reacted in a kind of no zinc flower pattern hot-dip inhibition with iron.By weight percentage, the composition of alloy
For：Ca:0.2-0.4wt.%,Mg:2.5-3.8wt.%,Th:0.2-0.3wt.%,Al:25.0-30.0wt.%,V:0.3-
0.5wt.%,Mn:0.4-0.6wt.%,In:0.2-0.4wt.%, surplus are zinc.The kirsite is in fusion process because of volatilization and shape
The weight lost at reasons such as clinkers is in 1.0-2.0wt.% or so.
The preparation method of Ca-Mn-V allumens is reacted in above-mentioned no zinc flower pattern hot-dip inhibition with iron, is included the following steps：
As above the raw material matched is added in the electric induction furnace of argon gas protection, and uses silicon carbide crucible；The raw material that will as above match
It is added in the electric induction furnace of atmosphere protection, and uses silicon carbide crucible；Sensing heating forms alloy solution to 500-600 degree,
And it is sufficiently stirred 10 minutes or so using electromagnetic agitation effect；Alloy liquid is stood in the heat preservation of 500-600 degree and is poured after ten minutes
It casts onto in the same level equipment of heat top and carries out semi-continuous casting into required billet, it is 5-8m/min that ingot casting, which moves down speed,.The casting
Ingot can regard thin plate galvanizing by dipping of the galvanizing by dipping raw material for subsequent handling and handle, and the operating temperature of wherein galvanizing by dipping is
420-480 degree, hot dipping time are 30-60 seconds.
Compared with prior art, the present invention has the advantages that：
（1）The new zinc alloy has extremely excellent resistance to volatilization and oxidation resistent susceptibility.In galvanizing by dipping industrial production, the conjunction
For gold when being exposed in air, alloy surface can generate one layer of oxide and nitride film.These membrane structures are fine and close, spreadability
By force, excellent protection can be provided, the further oxidation and evaporation of kirsite melt are prevented.Generally speaking, using this patent
Alloy, zinc can maintain 3-5wt.% or so for a long time due to the non-normal consumption for aoxidizing and volatilizing.
（2）The corrosion potential of the alloy and dip galvanized are essentially identical, but its corrosion current is only traditional allumen
The 0.2-0.3 of coating.This illustrates that this patent alloy layer provides same sacrificed anticathode to base steel physical efficiency and protects, but its consumption is wanted
Slow 5 times, so as to provide longer sacrifice guard time.Thus under common corrosive environment, which can make safely
Occurred without apparent corrosion phenomenon with 20 years or more.
（3）The presence of electro-galvanized steel plate surface zinc flower will produce many quality problems, this is primarily due to zinc lace circle
It is region and the most active place of chemical property of fall into disarray.Zinc flower fair is used in thermoforming steel and generates one after painting
A little damages.Using the hot dip galvanized zinc alloy, so that it may to carry out spending hot-dip without zinc to steel on traditional hot-dip galvanizing line
Zinc is processed.Products obtained therefrom is not in that the next product quality of zinc lace is low completely after surface carries out Pressing Deformation and spraying operation
Under phenomenon.
（4）Misgrowth, thickness of coating of the alloy for steel hot galvanized layer can be significantly inhibited after hot-dip aluminum zinc
It significantly reduces.The novel alloy coating interior tissue is dense, ensure that the continuity of coating each region performance.Zinc-impregnating layer
Surface cleaning, without scar, surface answer it is smooth, without cadmia, without dry slag and dew iron phenomenon.The product quality is stablized relatively, relatively more suitable
Preferably mass produced.Steel surface can also be activated, galvanizing quality is effectively promoted.It is contemplated that the industry of such alloy
Change can obtain great economic and social benefit.In the near future, as more engineer application fields are expanded, such is novel
Alloy will be used widely in more galvanizings by dipping.
Specific implementation mode
Embodiment 1
Ca-Mn-V allumens are reacted in a kind of no zinc flower pattern hot-dip inhibition with iron.By weight percentage, the composition of alloy
For：Ca:0.2wt.%,Mg:2.5wt.%,Th:0.2wt.%,Al:25.0wt.%,V:0.3wt.%,Mn:0.4wt.%,In:
0.2wt.%, surplus are zinc.The preparation method of alloy：As above the raw material matched is added in the electric induction furnace of argon gas protection, and
Using silicon carbide crucible；As above the raw material matched is added in the electric induction furnace of atmosphere protection, and uses silicon carbide crucible；Sense
It should be heated to 500-600 degree and form alloy solution, and be sufficiently stirred 10 minutes or so using electromagnetic agitation effect；By alloy liquid
It stands to be cast to after ten minutes in the same level equipment of heat top in the heat preservation of 500-600 degree and carries out semi-continuous casting into required circle
Ingot, it is 5-8m/min that ingot casting, which moves down speed,.The ingot casting can regard the thin plate hot-dip that galvanizing by dipping raw material is used for subsequent handling
Zinc processing, the wherein operating temperature of galvanizing by dipping are 420-480 degree, and the hot dipping time is 30-60 seconds.
The new zinc alloy has extremely excellent resistance to volatilization and oxidation resistent susceptibility.It, should in galvanizing by dipping industrial production
For alloy when being exposed in air, alloy surface can generate one layer of oxide and nitride film.These membrane structures are fine and close, spreadability
By force, excellent protection can be provided, the further oxidation and evaporation of kirsite melt are prevented.The corrosion potential of the alloy and hot dipping
Zinc coat is essentially identical, but its corrosion current is only the 0.2-0.3 of traditional zinc aluminum alloy coating.This illustrates this patent alloy layer
Same sacrificed anticathode protection is provided to base steel physical efficiency, but its consumption wants slow 5 times, when so as to provide longer sacrifice protection
Between.Thus under common corrosive environment, which can use safely 20 years or more and be sent out without apparent corrosion phenomenon
It is raw.Using the hot dip galvanized zinc alloy, so that it may to steel without zinc flower galvanizing by dipping add on traditional hot-dip galvanizing line
Work.Products obtained therefrom is not in that the next product quality of zinc lace is low completely after surface carries out Pressing Deformation and spraying operation
Phenomenon.The alloy is used to that the misgrowth of steel hot galvanized layer can be significantly inhibited after hot-dip aluminum zinc, thickness of coating obviously subtracts
It is few.The novel alloy coating interior tissue is dense, ensure that the continuity of coating each region performance.
Embodiment 2
Ca-Mn-V allumens are reacted in a kind of no zinc flower pattern hot-dip inhibition with iron.By weight percentage, the composition of alloy
For：Ca:0.4wt.%,Mg:3.8wt.%,Th:0.3wt.%,Al:30.0wt.%,V:0.5wt.%,Mn:0.6wt.%,In:
0.4wt.%, surplus are zinc.The preparation method of alloy：As above the raw material matched is added in the electric induction furnace of argon gas protection, and
Using silicon carbide crucible；As above the raw material matched is added in the electric induction furnace of atmosphere protection, and uses silicon carbide crucible；Sense
It should be heated to 500-600 degree and form alloy solution, and be sufficiently stirred 10 minutes or so using electromagnetic agitation effect；By alloy liquid
It stands to be cast to after ten minutes in the same level equipment of heat top in the heat preservation of 500-600 degree and carries out semi-continuous casting into required circle
Ingot, it is 5-8m/min that ingot casting, which moves down speed,.The ingot casting can regard the thin plate hot-dip that galvanizing by dipping raw material is used for subsequent handling
Zinc processing, the wherein operating temperature of galvanizing by dipping are 420-480 degree, and the hot dipping time is 30-60 seconds.
The new zinc alloy has extremely excellent resistance to volatilization and oxidation resistent susceptibility.It, should in galvanizing by dipping industrial production
For alloy when being exposed in air, alloy surface can generate one layer of oxide and nitride film.These membrane structures are fine and close, spreadability
By force, excellent protection can be provided, the further oxidation and evaporation of kirsite melt are prevented.The corrosion potential of the alloy and hot dipping
Zinc coat is essentially identical, but its corrosion current is only the 0.2-0.3 of traditional zinc aluminum alloy coating.This illustrates this patent alloy layer
Same sacrificed anticathode protection is provided to base steel physical efficiency, but its consumption wants slow 5 times, when so as to provide longer sacrifice protection
Between.Thus under common corrosive environment, which can use safely 20 years or more and be sent out without apparent corrosion phenomenon
It is raw.Using the hot dip galvanized zinc alloy, so that it may to steel without zinc flower galvanizing by dipping add on traditional hot-dip galvanizing line
Work.Products obtained therefrom is not in that the next product quality of zinc lace is low completely after surface carries out Pressing Deformation and spraying operation
Phenomenon.The alloy is used to that the misgrowth of steel hot galvanized layer can be significantly inhibited after hot-dip aluminum zinc, thickness of coating obviously subtracts
It is few.The novel alloy coating interior tissue is dense, ensure that the continuity of coating each region performance.
Embodiment 3
Ca-Mn-V allumens are reacted in a kind of no zinc flower pattern hot-dip inhibition with iron.By weight percentage, the composition of alloy
For：Ca:0.3wt.%,Mg:2.8wt.%,Th:0.2wt.%,Al:28.0wt.%,V:0.4wt.%,Mn:0.5wt.%,In:
0.3wt.%, surplus are zinc.The preparation method of alloy：As above the raw material matched is added in the electric induction furnace of argon gas protection, and
Using silicon carbide crucible；As above the raw material matched is added in the electric induction furnace of atmosphere protection, and uses silicon carbide crucible；Sense
It should be heated to 500-600 degree and form alloy solution, and be sufficiently stirred 10 minutes or so using electromagnetic agitation effect；By alloy liquid
It stands to be cast to after ten minutes in the same level equipment of heat top in the heat preservation of 500-600 degree and carries out semi-continuous casting into required circle
Ingot, it is 5-8m/min that ingot casting, which moves down speed,.The ingot casting can regard the thin plate hot-dip that galvanizing by dipping raw material is used for subsequent handling
Zinc processing, the wherein operating temperature of galvanizing by dipping are 420-480 degree, and the hot dipping time is 30-60 seconds.
The new zinc alloy has extremely excellent resistance to volatilization and oxidation resistent susceptibility.It, should in galvanizing by dipping industrial production
For alloy when being exposed in air, alloy surface can generate one layer of oxide and nitride film.These membrane structures are fine and close, spreadability
By force, excellent protection can be provided, the further oxidation and evaporation of kirsite melt are prevented.The corrosion potential of the alloy and hot dipping
Zinc coat is essentially identical, but its corrosion current is only the 0.2-0.3 of traditional zinc aluminum alloy coating.This illustrates this patent alloy layer
Same sacrificed anticathode protection is provided to base steel physical efficiency, but its consumption wants slow 5 times, when so as to provide longer sacrifice protection
Between.Thus under common corrosive environment, which can use safely 20 years or more and be sent out without apparent corrosion phenomenon
It is raw.Using the hot dip galvanized zinc alloy, so that it may to steel without zinc flower galvanizing by dipping add on traditional hot-dip galvanizing line
Work.Products obtained therefrom is not in that the next product quality of zinc lace is low completely after surface carries out Pressing Deformation and spraying operation
Phenomenon.The alloy is used to that the misgrowth of steel hot galvanized layer can be significantly inhibited after hot-dip aluminum zinc, thickness of coating obviously subtracts
It is few.The novel alloy coating interior tissue is dense, ensure that the continuity of coating each region performance.
Claims (3)
1. Ca-Mn-V allumens are reacted in a kind of no zinc flower pattern hot-dip inhibition with iron；According to weight percent, the alloy at
It is divided into: Ca:0.2-0.4wt.%,Mg:2.5-3.8wt.%,Th:0.2-0.3wt.%,Al:25.0-30.0wt.%,V:0.3-
0.5wt.%,Mn:0.4-0.6wt.%,In:0.2-0.4wt.%, surplus are zinc.
2. reacting Ca-Mn-V allumens with iron without zinc flower pattern hot-dip inhibition described in claim 1, it is characterised in that including such as
Lower step：As above the raw material matched is added in the electric induction furnace of atmosphere protection, and uses silicon carbide crucible；Sensing heating arrives
500-600 degree forms alloy solution, and is sufficiently stirred 10 minutes or so using electromagnetic agitation effect；By alloy liquid in 500-
600 degree of heat preservations, which stand to be cast to after ten minutes in the same level equipment of heat top, carries out semi-continuous casting into required billet, ingot casting
It is 5-8m/min to move down speed.
3. reacting Ca-Mn-V allumens with iron without zinc flower pattern hot-dip inhibition according to claim 1, it is characterised in that packet
Containing following procedure of processing：The ingot casting can regard steel plate galvanizing by dipping of the galvanizing by dipping raw material for subsequent handling and handle, wherein
The operating temperature of galvanizing by dipping is 420-480 degree, and the hot dipping time is 30-60 seconds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810554171.7A CN108588489A (en) | 2018-06-01 | 2018-06-01 | Ca-Mn-V allumens are reacted in no zinc flower pattern hot-dip inhibition with iron |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810554171.7A CN108588489A (en) | 2018-06-01 | 2018-06-01 | Ca-Mn-V allumens are reacted in no zinc flower pattern hot-dip inhibition with iron |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108588489A true CN108588489A (en) | 2018-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810554171.7A Withdrawn CN108588489A (en) | 2018-06-01 | 2018-06-01 | Ca-Mn-V allumens are reacted in no zinc flower pattern hot-dip inhibition with iron |
Country Status (1)
| Country | Link |
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| CN (1) | CN108588489A (en) |
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2018
- 2018-06-01 CN CN201810554171.7A patent/CN108588489A/en not_active Withdrawn
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Application publication date: 20180928 |