CN109266949A - A kind of stretch-proof, anticorrosion aluminium material and process of surface treatment - Google Patents

A kind of stretch-proof, anticorrosion aluminium material and process of surface treatment Download PDF

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Publication number
CN109266949A
CN109266949A CN201811504034.9A CN201811504034A CN109266949A CN 109266949 A CN109266949 A CN 109266949A CN 201811504034 A CN201811504034 A CN 201811504034A CN 109266949 A CN109266949 A CN 109266949A
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parts
proof
stretch
temperature
furnace
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梁建龙
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Xuzhou Tepler Metal Technology Co Ltd
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Xuzhou Tepler Metal Technology Co Ltd
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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
    • C22C1/026—Alloys based on aluminium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C21/00—Alloys based on aluminium
    • C22C21/003—Alloys based on aluminium containing at least 2.6% of one or more of the elements: tin, lead, antimony, bismuth, cadmium, and titanium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C30/00—Alloys containing less than 50% by weight of each constituent
    • C22C30/06—Alloys containing less than 50% by weight of each constituent containing zinc
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/002—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working by rapid cooling or quenching; cooling agents used therefor
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
    • 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
    • C23C24/00—Coating starting from inorganic powder
    • C23C24/08—Coating starting from inorganic powder by application of heat or pressure and heat
    • 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
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
    • C23G1/12—Light metals
    • C23G1/125—Light metals aluminium

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)

Abstract

A kind of stretch-proof, anticorrosion aluminium material and process of surface treatment, raw material component by weight is made up of: Si:15~18 part, Al:25~30 part, Sb:10.5~13.5 part, V:5~8 part, Re:10.5~12.5 part, Rb:5.5~7.5 part, Nb:13~18 part, Fe:23~28 part, Cu:9.5~12.5 part, Mn:12~17 part, Mg:21~23 part, a kind of stretch-proof of the present invention, anticorrosion aluminium material and process of surface treatment, effectively realize the improvement of aluminum alloy materials comprehensive performance, it is corrosion-resistant to aluminum alloy materials to can satisfy modern development in science and technology, it is acidproof, top load, the requirement of lighting and good toughness, greatly improve the service life of aluminum alloy materials, be conducive to improve The stabilization of aluminum alloy surface.

Description

A kind of stretch-proof, anticorrosion aluminium material and process of surface treatment
Technical field
The present invention relates to a kind of stretch-proof, anticorrosion aluminium material and process of surface treatment, belong to alloy material technology Field.
Background technique
As aluminium alloy is that the alloy of one or more alloying element compositions is then added using aluminium as matrix element, aluminium is closed The density of gold is low, but intensity is relatively high, and there is excellent electric conductivity, thermal conductivity and corrosion stability etc., so that aluminum alloy materials It is had obtained relatively broad application in every profession and trade.
The density of fine aluminium is small, and fusing point is low, and aluminium is face-centred cubic structure, therefore has very high plasticity, easy to process, can be made into Various profiles, plate, corrosion resistance are good；But the intensity of fine aluminium is very low.In order to improve the intensity of fine aluminium, alloy can be added Element and carry out the intensity of reinforced aluminum with the methods of heat treatment, adds alloy that certain element is formed to keep fine aluminium light etc. excellent Point while can also intensity with higher, become ideal structural material.
Currently, aluminum alloy materials are largely applied to building, military and industrial circle, the aluminium of civilian and military enterprise production Alloy material intensity is low, hardness is low, poor toughness, is not able to satisfy modern development in science and technology to aluminum alloy materials top load, lighting, tough The good requirement of property.Existing aluminum alloy materials type is more, and there is also larger differences for the performance of various aluminum alloy materials, and at this stage The stretch-proof of aluminum alloy materials, corrosion resistance are required to lack higher.
Summary of the invention
The technical problem to be solved by the present invention is in view of the deficiencies of the prior art, provide a kind of stretch-proof, corrosion-resisting aluminium Alloy material and process of surface treatment effectively realize the improvement of aluminum alloy materials comprehensive performance, can satisfy modern science and technology hair The requirement for opening up corrosion-resistant to aluminum alloy materials, acidproof, top load, lighting and good toughness, greatly improves making for aluminum alloy materials With the service life, be conducive to the stabilization for improving aluminum alloy surface.
A kind of stretch-proof, anticorrosion aluminium material, raw material component by weight are made up of: Si:15~18 part, Al: 25~30 parts, Sb:10.5~13.5 part, V:5~8 part, Re:10.5~12.5 part, Rb:5.5~7.5 part, Nb:13~18 part, Fe:23~28 part, Cu:9.5~12.5 part, Mn:12~17 part, Mg:21~23 part, Cr:17~22 part, Zn:13.5~16.5 Part, Ti:22.5~25.5 part, Zr:0.55~0.85 part, Er:14.5~16.5 part, Ni:8.5~10.5 part.
A kind of stretch-proof, anticorrosion aluminium material process of surface treatment, include the following steps:
Step 1: vacuum melting in-furnace temperature is increased to 720~750 DEG C by melting, according to its constituent weigh Si, Aluminium ingot is added in smelting furnace and is heated to 760-780 DEG C and is allowed to after being completely melt by Al, Sb, V, Re, Rb, Nb, Fe, Cu, by molten Point sequence from high to low successively Mn, Mg, Cr, Zn, Ti, Zr, Er, Ni, after other each raw materials are completely melt, 650~680 DEG C heat preservation 15min~30min, obtain alloy melt；
Step 2: pickling carries out pickling to aluminum alloy materials first, removes surface oxide layer；In removal surface oxide layer One corrosion-resistant finishes of aluminum alloy material surface hot dip afterwards；
Step 3: alloy melt obtained in step 1 is placed in 550~580 DEG C of holding furnace by homogenization, and 36~48h is kept the temperature at 550~580 DEG C to be cooled to room temperature after heat preservation is furnace-cooled to 500 DEG C after the completion of heat preservation；
Step 4: alloy melt obtained in step 3 is placed in 550 DEG C of holding furnace, and at 550 DEG C by solid solution After keeping the temperature 3.5h, temperature is risen to 580 DEG C from 550 DEG C with the speed of 20 DEG C/h, and after 580 DEG C of heat preservation 45min, alloy is melted Body is transferred in glowing furnace from holding furnace, water cooling to room temperature, wherein alloy melt is transferred in glowing furnace from holding furnace Time is less than 10s；
Step 5: the aluminum alloy materials after hot dip are put into temperature to keep the temperature in the pipeline between 110~140 DEG C by molding It is taken out after 60~100min, cooled to room temperature, obtains stretch-proof, anticorrosion aluminium material.
Further, pickling use concentration for 1.15% nitric acid solution.
Further, each ingredient component by weight in corrosion-resistant finishes are as follows: 12~21 parts of zinc powder, 15~18 parts of chromic acid.
The present invention effectively realizes the improvement of aluminum alloy materials comprehensive performance, can satisfy modern development in science and technology to aluminium alloy Material is corrosion-resistant, acidproof, top load, lighting and good toughness requirement, greatly improve the service life of aluminum alloy materials, favorably In the stabilization for improving aluminum alloy surface.
Specific embodiment
The present invention is described in further details below by embodiment.
Embodiment 1
A kind of stretch-proof, anticorrosion aluminium material, raw material component by weight are made up of: Si:15~18 part, Al: 25 parts, Sb:10.5 parts, V:5 parts, Re:10.5 parts, Rb:5.5 parts, Nb:13 parts, Fe:23 parts, Cu:9.5 parts, Mn:12 parts, Mg: 21 parts, Cr:17 parts, Zn:13.5 parts, Ti:22.5 parts, Zr:0.55 parts, Er:14.5 parts, Ni:8.5 parts.
A kind of stretch-proof, anticorrosion aluminium material process of surface treatment, include the following steps:
Step 1: vacuum melting in-furnace temperature is increased to 720~750 DEG C by melting, according to its constituent weigh Si, Aluminium ingot is added in smelting furnace and is heated to 760-780 DEG C and is allowed to after being completely melt by Al, Sb, V, Re, Rb, Nb, Fe, Cu, by molten Point sequence from high to low successively Mn, Mg, Cr, Zn, Ti, Zr, Er, Ni, after other each raw materials are completely melt, 650~680 DEG C heat preservation 15min~30min, obtain alloy melt；
Step 2: pickling carries out pickling to aluminum alloy materials first, removes surface oxide layer；In removal surface oxide layer One corrosion-resistant finishes of aluminum alloy material surface hot dip afterwards；
Step 3: alloy melt obtained in step 1 is placed in 550~580 DEG C of holding furnace by homogenization, and 36~48h is kept the temperature at 550~580 DEG C to be cooled to room temperature after heat preservation is furnace-cooled to 500 DEG C after the completion of heat preservation；
Step 4: alloy melt obtained in step 3 is placed in 550 DEG C of holding furnace, and at 550 DEG C by solid solution After keeping the temperature 3.5h, temperature is risen to 580 DEG C from 550 DEG C with the speed of 20 DEG C/h, and after 580 DEG C of heat preservation 45min, alloy is melted Body is transferred in glowing furnace from holding furnace, water cooling to room temperature, wherein alloy melt is transferred in glowing furnace from holding furnace Time is less than 10s；
Step 5: the aluminum alloy materials after hot dip are put into temperature to keep the temperature in the pipeline between 110~140 DEG C by molding It is taken out after 60~100min, cooled to room temperature, obtains stretch-proof, anticorrosion aluminium material.
The pickling use concentration for 1.15% nitric acid solution.
Each ingredient component by weight in the corrosion-resistant finishes are as follows: 12 parts of zinc powder, 15 parts of chromic acid.
Embodiment 2
A kind of stretch-proof, anticorrosion aluminium material, raw material component by weight are made up of: Si:16.5 parts, Al: 27.5 parts, Sb:12 parts, V:6.5 parts, Re:11.5 parts, Rb:6.5 parts, Nb:15.5 parts, Fe:25.5 parts, Cu:11 parts, Mn:14.5 Part, Mg:22 parts, Cr:20 parts, Zn:15 parts, Ti:24 parts, Zr:0.7 parts, Er:15.5 parts, Ni:9.5 parts.
A kind of stretch-proof, anticorrosion aluminium material process of surface treatment, include the following steps:
Step 1: vacuum melting in-furnace temperature is increased to 720~750 DEG C by melting, according to its constituent weigh Si, Aluminium ingot is added in smelting furnace and is heated to 760-780 DEG C and is allowed to after being completely melt by Al, Sb, V, Re, Rb, Nb, Fe, Cu, by molten Point sequence from high to low successively Mn, Mg, Cr, Zn, Ti, Zr, Er, Ni, after other each raw materials are completely melt, 650~680 DEG C heat preservation 15min~30min, obtain alloy melt；
Step 2: pickling carries out pickling to aluminum alloy materials first, removes surface oxide layer；In removal surface oxide layer One corrosion-resistant finishes of aluminum alloy material surface hot dip afterwards；
Step 3: alloy melt obtained in step 1 is placed in 550~580 DEG C of holding furnace by homogenization, and 36~48h is kept the temperature at 550~580 DEG C to be cooled to room temperature after heat preservation is furnace-cooled to 500 DEG C after the completion of heat preservation；
Step 4: alloy melt obtained in step 3 is placed in 550 DEG C of holding furnace, and at 550 DEG C by solid solution After keeping the temperature 3.5h, temperature is risen to 580 DEG C from 550 DEG C with the speed of 20 DEG C/h, and after 580 DEG C of heat preservation 45min, alloy is melted Body is transferred in glowing furnace from holding furnace, water cooling to room temperature, wherein alloy melt is transferred in glowing furnace from holding furnace Time is less than 10s；
Step 5: the aluminum alloy materials after hot dip are put into temperature to keep the temperature in the pipeline between 110~140 DEG C by molding It is taken out after 60~100min, cooled to room temperature, obtains stretch-proof, anticorrosion aluminium material.
The pickling use concentration for 1.15% nitric acid solution.
Each ingredient component by weight in the corrosion-resistant finishes are as follows: 16.5 parts of zinc powder, 16.5 parts of chromic acid.
Embodiment 3
A kind of stretch-proof, anticorrosion aluminium material, raw material component by weight are made up of: Si:18 parts, Al:30 parts, Sb:13.5 parts, V:8 parts, Re:12.5 parts, Rb:7.5 parts, Nb:18 parts, Fe:28 parts, Cu:12.5 parts, Mn:17 parts, Mg:23 parts, Cr:22 parts, Zn:16.5 parts, Ti:25.5 parts, Zr:0.85 parts, Er:16.5 parts, Ni:10.5 parts.
A kind of stretch-proof, anticorrosion aluminium material process of surface treatment, include the following steps:
Step 1: vacuum melting in-furnace temperature is increased to 720~750 DEG C by melting, according to its constituent weigh Si, Aluminium ingot is added in smelting furnace and is heated to 760-780 DEG C and is allowed to after being completely melt by Al, Sb, V, Re, Rb, Nb, Fe, Cu, by molten Point sequence from high to low successively Mn, Mg, Cr, Zn, Ti, Zr, Er, Ni, after other each raw materials are completely melt, 650~680 DEG C heat preservation 15min~30min, obtain alloy melt；
Step 2: pickling carries out pickling to aluminum alloy materials first, removes surface oxide layer；In removal surface oxide layer One corrosion-resistant finishes of aluminum alloy material surface hot dip afterwards；
Step 3: alloy melt obtained in step 1 is placed in 550~580 DEG C of holding furnace by homogenization, and 36~48h is kept the temperature at 550~580 DEG C to be cooled to room temperature after heat preservation is furnace-cooled to 500 DEG C after the completion of heat preservation；
Step 4: alloy melt obtained in step 3 is placed in 550 DEG C of holding furnace, and at 550 DEG C by solid solution After keeping the temperature 3.5h, temperature is risen to 580 DEG C from 550 DEG C with the speed of 20 DEG C/h, and after 580 DEG C of heat preservation 45min, alloy is melted Body is transferred in glowing furnace from holding furnace, water cooling to room temperature, wherein alloy melt is transferred in glowing furnace from holding furnace Time is less than 10s；
Step 5: the aluminum alloy materials after hot dip are put into temperature to keep the temperature in the pipeline between 110~140 DEG C by molding It is taken out after 60~100min, cooled to room temperature, obtains stretch-proof, anticorrosion aluminium material.
The pickling use concentration for 1.15% nitric acid solution.
Each ingredient component by weight in the corrosion-resistant finishes are as follows: 21 parts of zinc powder, 18 parts of chromic acid.

Claims (4)

1. a kind of stretch-proof, anticorrosion aluminium material, which is characterized in that raw material component by weight is made up of: Si:15~ 18 parts, Al:25~30 part, Sb:10.5~13.5 part, V:5~8 part, Re:10.5~12.5 part, Rb:5.5~7.5 part, Nb:13 ~18 parts, Fe:23~28 part, Cu:9.5~12.5 part, Mn:12~17 part, Mg:21~23 part, Cr:17~22 part, Zn:13.5 ~16.5 parts, Ti:22.5~25.5 part, Zr:0.55~0.85 part, Er:14.5~16.5 part, Ni:8.5~10.5 part.
2. the process of surface treatment of a kind of stretch-proof as described in claim 1, anticorrosion aluminium material, it is characterised in that: Include the following steps:
Step 1: vacuum melting in-furnace temperature is increased to 720~750 DEG C by melting, according to its constituent weigh Si, Al, Aluminium ingot is added in smelting furnace and is heated to 760-780 DEG C and is allowed to after being completely melt, by fusing point by Sb, V, Re, Rb, Nb, Fe, Cu Sequence from high to low successively Mn, Mg, Cr, Zn, Ti, Zr, Er, Ni, after other each raw materials are completely melt, at 650~680 DEG C 15min~30min is kept the temperature, alloy melt is obtained；
Step 2: pickling carries out pickling to aluminum alloy materials first, removes surface oxide layer；After removing surface oxide layer One corrosion-resistant finishes of aluminum alloy material surface hot dip；
Step 3: alloy melt obtained in step 1 is placed in 550~580 DEG C of holding furnace, and 550 by homogenization 36~48h is kept the temperature at~580 DEG C to be cooled to room temperature after heat preservation is furnace-cooled to 500 DEG C after the completion of heat preservation；
Step 4: alloy melt obtained in step 3 is placed in 550 DEG C of holding furnace, and keep the temperature at 550 DEG C by solid solution After 3.5h, temperature is risen to 580 DEG C from 550 DEG C with the speed of 20 DEG C/h, and after 580 DEG C of heat preservation 45min, by alloy melt from Holding furnace is transferred in glowing furnace, water cooling to room temperature, wherein from the time being transferred to alloy melt in holding furnace in glowing furnace Less than 10s；
Step 5: molding, by the aluminum alloy materials after hot dip be put into temperature be 110~140 DEG C between pipeline in, heat preservation 60~ It is taken out after 100min, cooled to room temperature, obtains stretch-proof, anticorrosion aluminium material.
3. the process of surface treatment of a kind of stretch-proof as claimed in claim 2, anticorrosion aluminium material, in the step 2 Pickling use concentration for 1.15% nitric acid solution.
4. the process of surface treatment of a kind of stretch-proof as claimed in claim 2, anticorrosion aluminium material, in the step 2 Each ingredient component by weight in corrosion-resistant finishes are as follows: 12~21 parts of zinc powder, 15~18 parts of chromic acid.
CN201811504034.9A 2018-12-10 2018-12-10 A kind of stretch-proof, anticorrosion aluminium material and process of surface treatment Pending CN109266949A (en)

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CN201811504034.9A CN109266949A (en) 2018-12-10 2018-12-10 A kind of stretch-proof, anticorrosion aluminium material and process of surface treatment

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