CN106282687A - A kind of aluminium alloy welding wire of argentiferous and stannum and preparation method thereof - Google Patents

A kind of aluminium alloy welding wire of argentiferous and stannum and preparation method thereof Download PDF

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Publication number
CN106282687A
CN106282687A CN201610618820.6A CN201610618820A CN106282687A CN 106282687 A CN106282687 A CN 106282687A CN 201610618820 A CN201610618820 A CN 201610618820A CN 106282687 A CN106282687 A CN 106282687A
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welding wire
stannum
argentiferous
aluminium alloy
alloy welding
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卢齐元
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Anhui Feihu Welding Industry Ltd By Share Ltd
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Anhui Feihu Welding Industry Ltd By Share Ltd
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    • 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
    • C22C21/06—Alloys based on aluminium with magnesium as the next major constituent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/24—Selection of soldering or welding materials proper
    • B23K35/28—Selection of soldering or welding materials proper with the principal constituent melting at less than 950 degrees C
    • B23K35/286—Al as the principal constituent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/40—Making wire or rods for soldering or welding
    • 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
    • C22C21/06—Alloys based on aluminium with magnesium as the next major constituent
    • C22C21/08—Alloys based on aluminium with magnesium as the next major constituent with silicon
    • 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
    • C22C21/12—Alloys based on aluminium with copper as the next major constituent
    • C22C21/16—Alloys based on aluminium with copper as the next major constituent with magnesium
    • 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
    • C22C21/12—Alloys based on aluminium with copper as the next major constituent
    • C22C21/18—Alloys based on aluminium with copper as the next major constituent with zinc
    • 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
    • C23G1/14—Cleaning or pickling metallic material with solutions or molten salts with alkaline solutions
    • C23G1/16—Cleaning or pickling metallic material with solutions or molten salts with alkaline solutions using inhibitors
    • C23G1/18—Organic inhibitors
    • 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
    • C23G1/14—Cleaning or pickling metallic material with solutions or molten salts with alkaline solutions
    • C23G1/22—Light metals

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Conductive Materials (AREA)

Abstract

nullThe invention discloses aluminium alloy welding wire of a kind of argentiferous and stannum and preparation method thereof，The composition of described welding wire includes by mass percentage: Mg:2.5 4.2%、Ti:0.1 0.2%、Cr:0.5 1.2%、Mn:0.5 1.5%、Hf:0.01 0.1%、Sc:0.02 0.12%、B:0.01 0.08%、Er:0.05 0.15%、Yb:0.05 0.12%、Zr:0.1 0.38%、Ag:0.01 0.1%、Sn:0.1 0.8%、In:0.005 0.025%、Mo:0.5 1.5%、W:0.3 1.2%、V:0.2 1.3%、Cu:0.8 3%、Co:0.01 0.08%、Ca:0.01 0.1%、Fe+Si≤0.3%.

Description

A kind of aluminium alloy welding wire of argentiferous and stannum and preparation method thereof
Technical field
The present invention relates to welding wire technology field, particularly relate to aluminium alloy welding wire of a kind of argentiferous and stannum and preparation method thereof.
Background technology
Along with the development of solder technology, aluminum and Welded structure, oneself is widely used in civilian and military industry field, as respectively Plant pressure vessels for the chemical industry, the vehicles, naval vessel, aircraft, space probe, rocket etc..Wherein, welding wire for affect weld structure, Composition, solid-liquid liquidus temperature, the corrosion resistance of weld seam, the hot crackability of Jin Feng district mother metal and the key factor of mechanical property.Aluminum closes Gold solder silk internal soundness is heavily dependent on the quality of primary aluminum material.In the preparation process of aluminium alloy welding wire, aluminium alloy melts Refining degassing effect is the best, it will enables aluminum alloy to welding wire hydrogen content higher, causes and generate more pore in welding process, simultaneously Aluminium alloy has the defect that thermal coefficient of expansion is big, and commissure is easily generated crackle.Therefore, existing aluminium alloy welding wire is in the mistake used There is strength of welded joint in journey low, the most only the defect of the 60%-70% of strength of parent, plasticity is not good enough simultaneously, is using During easily ftracture, thus limit its application.
Summary of the invention
The technical problem existed based on background technology, the present invention proposes a kind of argentiferous and the aluminium alloy welding wire of stannum and system thereof Preparation Method, described aluminium alloy welding wire dense structure, smooth surface, welding performance is stable, and the hardness of welding point and intensity are high, mould Property good, anti-cracking performance is excellent.
A kind of argentiferous of present invention proposition and the aluminium alloy welding wire of stannum, its composition includes by mass percentage: Mg:2.5- 4.2%, Ti:0.1-0.2%, Cr:0.5-1.2%, Mn:0.5-1.5%, Hf:0.01-0.1%, Sc:0.02-0.12%, B: 0.01-0.08%, Er:0.05-0.15%, Yb:0.05-0.12%, Zr:0.1-0.38%, Ag:0.01-0.1%, Sn:0.1- 0.8%, In:0.005-0.025%, Mo:0.5-1.5%, W:0.3-1.2%, V:0.2-1.3%, Cu:0.8-3%, Co: 0.01-0.08%, Ca:0.01-0.1%, Fe+Si≤0.3%, Zn≤0.2%, the single content of other impurity element≤ 0.05%, other impurity element total content≤0.15%, surplus is Al.
Preferably, in its composition, the mass percent of Ag, In, Sn meets relationship below: Ag+In+Sn >=0.58%.
Preferably, in its composition, the mass percent of Hf, Sc, Er, Yb, Zr meets relationship below: Hf+Sc+Er+Yb+ Zr >=0.56%.
Preferably, in its composition, the mass percent of B, Zr meets relationship below: 2 × B≤Zr, and B+Zr >= 0.34%.
A kind of described argentiferous that the present invention also proposes and the preparation method of the aluminium alloy welding wire of stannum, including melting, refine, casting Make, homogenization, extrude, draw and surface process；Wherein, the process of described surface includes defat, polishes and be passivated.
Preferably, in Homogenization Process, the temperature of homogenization is 475-490 DEG C, and the time of homogenization is 30-40h.Will The temperature of homogenization controls at 475-490 DEG C, and the time of homogenization controls at 30-40h, makes the dendrite in system fade away, Non-equilibrium phase the most gradually back dissolving, in alloy substrate, significantly improves the combination property of welding wire.
Preferably, in extrusion process, extrusion ratio is 30-35, and extrusion speed is 3-4.5m/min.
Preferably, before drawing, also including stress relief annealing, wherein, stress relief annealing temperature is 350-370 DEG C, the time For 60-80h.Having carried out stress relief annealing before drawing, and stress relief annealing temperature controlled at 350-370 DEG C, the time controls At 60-80h, turn avoid crystal grain while fully eliminating work-hardening effect and excessively grow up and be unfavorable for stretching.
Preferably, in skimming processes, its raw material of degreasing agent used includes by weight: coco-nut oil fatty acid diethanol Amide 20-35 part, NPE 5-10 part, dodecylbenzene sodium sulfonate 3-15 part, sodium metasilicate 1-5 part, phosphoric acid Trisodium 3-5 part, sodium hydroxide 0.5-2 part, gluconic acid 2-10 part, sarcosine 2-5 part, diisooctyl phosphoric acid 2-5 part, BTA 0.5-1 part, sodium benzoate 0.5-4 part, butyl glycol ether 2-10 part, ethanol 1-5 part, water 150-180 part；Used Degreasing agent raw material in, have selected cocoanut fatty acid diethanolamide, NPE, DBSA Sodium carries out compounding as surfactant so that it is play synergism, and moistening, dispersion effect are good, sodium metasilicate, tertiary sodium phosphate, Sodium hydroxide, gluconic acid, sarcosine, diisooctyl phosphoric acid coordinate as in builder addition system, live with surface Property agent there is synergism, excellent to the emulsifying of dirt, dispersion, antiredeposition and solubilization, add BTA and Sodium benzoate is as corrosion inhibiter, and controls both content, significantly improves the Corrosion Protection of welding wire；It is simultaneously introduced second Glycol butyl ether and ethanol, improve oil yield.
Argentiferous of the present invention and the aluminium alloy welding wire of stannum, by the alloying element in selective system, and optimize it in system In ratio, the welding wire seam organization obtained is fine and closely woven, crack resistance good, and the tensile strength of welding point, plasticity and toughness are compared general Logical ER5356 and ER5183 welding wire increases significantly；Specifically, its composition adds Ti and Zr, defines in weld seam Al3Ti and Al3Zr, promotes the refinement of seam organization, has been simultaneously introduced B and has regulated and controled the content of B and Zr at 2 × B≤Zr, and B In the range of+Zr >=0.34%, improve grain-boundary strength, reduce grain boundary decision speed in creep process, make joint plasticity and Intensity reaches optimum；In system, with the addition of Ag, In, Sn of trace, and the mass percent controlling Ag, In, Sn meets relation Formula: Ag+In+Sn >=0.58%, so that three plays synergism, changes the precipitation process of precipitated phase in system, significantly Improve the tensile strength of welding point, plasticity and welding coefficient；Add Hf, Sc, Er, Yb, Zr, and control Hf, Sc, Er, The mass percent of Yb, Zr meets relational expression: Hf+Sc+Er+Yb+Zr >=0.56%, has significantly refined tissue, shape in weld seam Become strengthening precipitated phase, create crystal grain refinement and the effect of strengthening, the Al simultaneously formed with Ti and Mg in system3Ti and AlMg strengthening precipitated phase has synergism, significantly improves the hardness of welding point, tensile strength and bending strength, makes weld seam Welding performance good, anti-cracking performance is excellent；Mn is added in system, and its ratio in system of conservative control, Make it coordinate with Zr, the Cr in system, improve Al while seam organization obtains refined crystalline strengthening ensureing3The primary phases such as Zr Disperse phase invigoration effect, improves the strength factor of welding point.
Detailed description of the invention
Below, by specific embodiment, technical scheme is described in detail.
Embodiment 1
A kind of argentiferous of present invention proposition and the aluminium alloy welding wire of stannum, its composition includes by mass percentage: Mg:4.2%, Ti:0.1%, Cr:1.2%, Mn:0.5%, Hf:0.1%, Sc:0.02%, B:0.08%, Er:0.05%, Yb:0.12%, Zr:0.1%, Ag:0.1%, Sn:0.1%, In:0.025%, Mo:0.5%, W:1.2%, V:0.2%, Cu:3%, Co: 0.01%, Ca:0.1%, Fe+Si≤0.3%, Zn≤0.2%, single content≤0.05% of other impurity element, other impurity Element total content≤0.15%, surplus is Al.
A kind of described argentiferous of present invention proposition and the preparation method of the aluminium alloy welding wire of stannum, including melting, refine, casting Make, homogenization, extrude, draw and surface process；Wherein, the process of described surface includes defat, polishes and be passivated.
Embodiment 2
A kind of argentiferous of present invention proposition and the aluminium alloy welding wire of stannum, its composition includes by mass percentage: Mg:2.5%, Ti:0.2%, Cr:0.5%, Mn:1.5%, Hf:0.01%, Sc:0.12%, B:0.01%, Er:0.15%, Yb:0.05%, Zr:0.38%, Ag:0.01%, Sn:0.8%, In:0.005%, Mo:1.5%, W:0.3%, V:1.3%, Cu:0.8%, Co: 0.08%, Ca:0.01%, Fe+Si≤0.3%, Zn≤0.2%, single content≤0.05% of other impurity element, other impurity Element total content≤0.15%, surplus is Al.
A kind of described argentiferous of present invention proposition and the preparation method of the aluminium alloy welding wire of stannum, including melting, refine, casting Make, homogenization, extrude, draw and surface process；Wherein, the process of described surface includes defat, polishes and be passivated.
Embodiment 3
A kind of argentiferous of present invention proposition and the aluminium alloy welding wire of stannum, its composition includes by mass percentage: Mg:4%, Ti:0.13%, Cr:1.1%, Mn:0.7%, Hf:0.05%, Sc:0.1%, B:0.05%, Er:0.1%, Yb:0.11%, Zr:0.3%, Ag:0.08%, Sn:0.5%, In:0.01%, Mo:1.3%, W:0.8%, V:1.1%, Cu:0.9%, Co: 0.06%, Ca:0.04%, Fe+Si≤0.3%, Zn≤0.2%, single content≤0.05% of other impurity element, other impurity Element total content≤0.15%, surplus is Al；
A kind of described argentiferous of present invention proposition and the preparation method of the aluminium alloy welding wire of stannum, including melting, refine, casting Make, homogenization, extrude, draw and surface process；Wherein, the process of described surface includes defat, polishes and be passivated；
In Homogenization Process, the temperature of homogenization is 490 DEG C, and the time of homogenization is 30h；
In extrusion process, extrusion ratio is 35, and extrusion speed is 3m/min；
Before drawing, also including stress relief annealing, wherein, stress relief annealing temperature is 370 DEG C, and the time is 60h；
In skimming processes, its raw material of degreasing agent used includes by weight: cocoanut fatty acid diethanolamide 20 Part, NPE 10 parts, dodecylbenzene sodium sulfonate 3 parts, sodium metasilicate 5 parts, tertiary sodium phosphate 3 parts, sodium hydroxide 2 Part, gluconic acid 2 parts, sarcosine 5 parts, diisooctyl phosphoric acid 2 parts, BTA 1 part, sodium benzoate 0.5 part, second Glycol butyl ether 10 parts, ethanol 1 part, 180 parts of water.
Embodiment 4
A kind of argentiferous of present invention proposition and the aluminium alloy welding wire of stannum, its composition includes by mass percentage: Mg:2.6%, Ti:0.17%, Cr:0.7%, Mn:1.2%, Hf:0.07%, Sc:0.03%, B:0.06%, Er:0.08%, Yb:0.12%, Zr:0.3%, Ag:0.03%, Sn:0.6%, In:0.006%, Mo:0.68%, W:1%, V:0.58%, Cu:2.1%, Co: 0.02%, Ca:0.08%, Fe:0.08%, Si:0.02%, Zn:0.2%, single content≤0.05% of other impurity element, its Its impurity element total content≤0.15%, surplus is Al；
A kind of described argentiferous of present invention proposition and the preparation method of the aluminium alloy welding wire of stannum, including melting, refine, casting Make, homogenization, extrude, draw and surface process；Wherein, the process of described surface includes defat, polishes and be passivated；
In Homogenization Process, the temperature of homogenization is 475 DEG C, and the time of homogenization is 40h；
In extrusion process, extrusion ratio is 30, and extrusion speed is 4.5m/min；
Before drawing, also including stress relief annealing, wherein, stress relief annealing temperature is 350 DEG C, and the time is 80h；
In skimming processes, its raw material of degreasing agent used includes by weight: cocoanut fatty acid diethanolamide 35 Part, NPE 5 parts, dodecylbenzene sodium sulfonate 15 parts, sodium metasilicate 1 part, tertiary sodium phosphate 5 parts, sodium hydroxide 0.5 part, gluconic acid 10 parts, sarcosine 2 parts, diisooctyl phosphoric acid 5 parts, BTA 0.5 part, sodium benzoate 4 Part, butyl glycol ether 2 parts, ethanol 5 parts, 150 parts of water.
Embodiment 5
A kind of argentiferous of present invention proposition and the aluminium alloy welding wire of stannum, its composition includes by mass percentage: Mg:3%, Ti:0.15%, Cr:0.9%, Mn:0.85%, Hf:0.08%, Sc:0.1%, B:0.05%, Er:0.12%, Yb:0.06%, Zr:0.21%, Ag:0.08%, Sn:0.48%, In:0.025%, Mo:0.8%, W:0.7%, V:1%, Cu:2%, Co: 0.06%, Ca:0.05%, Fe:0.1%, Si:0.15%, Zn:0.15%, single content≤0.05% of other impurity element, its Its impurity element total content≤0.15%, surplus is Al.
A kind of described argentiferous of present invention proposition and the preparation method of the aluminium alloy welding wire of stannum, including melting, refine, casting Make, homogenization, extrude, draw and surface process；Wherein, the process of described surface includes defat, polishes and be passivated；
In Homogenization Process, the temperature of homogenization is 480 DEG C, and the time of homogenization is 36h；
In extrusion process, extrusion ratio is 32, and extrusion speed is 4m/min；
Before drawing, also including stress relief annealing, wherein, stress relief annealing temperature is 380 DEG C, and the time is 72h；
In skimming processes, its raw material of degreasing agent used includes by weight: cocoanut fatty acid diethanolamide 30 Part, NPE 8.5 parts, dodecylbenzene sodium sulfonate 12 parts, sodium metasilicate 3.2 parts, tertiary sodium phosphate 4 parts, hydrogen-oxygen Change 1.8 parts of sodium, gluconic acid 6 parts, sarcosine 3.2 parts, diisooctyl phosphoric acid 4 parts, BTA 0.6 part, benzene first Acid 3.5 parts of sodium, butyl glycol ether 8 parts, ethanol 4 parts, 160 parts of water.
The above, the only present invention preferably detailed description of the invention, but protection scope of the present invention is not limited thereto, Any those familiar with the art in the technical scope that the invention discloses, according to technical scheme and Inventive concept equivalent or change in addition, all should contain within protection scope of the present invention.

Claims (9)

1. an argentiferous and the aluminium alloy welding wire of stannum, it is characterised in that its composition includes by mass percentage: Mg:2.5- 4.2%, Ti:0.1-0.2%, Cr:0.5-1.2%, Mn:0.5-1.5%, Hf:0.01-0.1%, Sc:0.02-0.12%, B: 0.01-0.08%, Er:0.05-0.15%, Yb:0.05-0.12%, Zr:0.1-0.38%, Ag:0.01-0.1%, Sn:0.1- 0.8%, In:0.005-0.025%, Mo:0.5-1.5%, W:0.3-1.2%, V:0.2-1.3%, Cu:0.8-3%, Co: 0.01-0.08%, Ca:0.01-0.1%, Fe+Si≤0.3%, Zn≤0.2%, the single content of other impurity element≤ 0.05%, other impurity element total content≤0.15%, surplus is Al.
Argentiferous and the aluminium alloy welding wire of stannum the most according to claim 1, it is characterised in that in its composition, the matter of Ag, In, Sn Amount percentage ratio meets relationship below: Ag+In+Sn >=0.58%.
Argentiferous the most according to claim 1 or claim 2 and the aluminium alloy welding wire of stannum, it is characterised in that in its composition, Hf, Sc, Er, The mass percent of Yb, Zr meets relationship below: Hf+Sc+Er+Yb+Zr >=0.56%.
4. according to argentiferous according to any one of claim 1-3 and the aluminium alloy welding wire of stannum, it is characterised in that in its composition, B, The mass percent of Zr meets relationship below: 2 × B≤Zr, and B+Zr >=0.34%.
5. the preparation method of the aluminium alloy welding wire of argentiferous and stannum as according to any one of claim 1-4, it is characterised in that Including melting, refine, casting, homogenization, extrude, draw and surface process；Wherein, described surface processes and includes defat, polishing And passivation.
The preparation method of the aluminium alloy welding wire of argentiferous and stannum the most according to claim 5, it is characterised in that at Homogenization Process In, the temperature of homogenization is 475-490 DEG C, and the time of homogenization is 30-40h.
7. according to argentiferous described in claim 5 or 6 and the preparation method of the aluminium alloy welding wire of stannum, it is characterised in that extruding Cheng Zhong, extrusion ratio is 30-35, and extrusion speed is 3-4.5m/min.
8. according to argentiferous according to any one of claim 5-7 and the preparation method of the aluminium alloy welding wire of stannum, it is characterised in that Before drawing, also including stress relief annealing, wherein, stress relief annealing temperature is 350-370 DEG C, and the time is 60-80h.
9. according to argentiferous according to any one of claim 5-8 and the preparation method of the aluminium alloy welding wire of stannum, it is characterised in that In skimming processes, its raw material of degreasing agent used includes by weight: cocoanut fatty acid diethanolamide 20-35 part, nonyl Phenol polyethenoxy ether 5-10 part, dodecylbenzene sodium sulfonate 3-15 part, sodium metasilicate 1-5 part, tertiary sodium phosphate 3-5 part, hydroxide Sodium 0.5-2 part, gluconic acid 2-10 part, sarcosine 2-5 part, diisooctyl phosphoric acid 2-5 part, BTA 0.5-1 Part, sodium benzoate 0.5-4 part, butyl glycol ether 2-10 part, ethanol 1-5 part, water 150-180 part.
CN201610618820.6A 2016-07-29 2016-07-29 A kind of aluminium alloy welding wire of argentiferous and stannum and preparation method thereof Pending CN106282687A (en)

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CN108838576A (en) * 2018-06-30 2018-11-20 南昌航空大学 A kind of high-strength aluminum alloy intermediate temperature solder and preparation method thereof
CN109732239A (en) * 2019-02-14 2019-05-10 宁波博德高科股份有限公司 High magnesium manganese chromium cobalt aluminium alloy and preparation method thereof for manufacturing welding wire
CN109940306A (en) * 2019-04-02 2019-06-28 安徽省金兰金盈铝业有限公司 Transport facility aluminum alloy junction component Al-Mg alloy welding wire
CN110653517A (en) * 2019-09-27 2020-01-07 桂林理工大学 Aluminum alloy welding wire containing rare earth elements scandium and erbium
CN110732807A (en) * 2019-09-25 2020-01-31 中国人民解放军陆军装甲兵学院 Preparation method of aluminum-silicon wire material for additive remanufacturing
EP3970907A1 (en) * 2020-09-22 2022-03-23 Lincoln Global, Inc. Aluminum-based welding electrodes
EP3984690A1 (en) * 2020-10-13 2022-04-20 Lincoln Global, Inc. Aluminum-based welding electrodes
US11999019B2 (en) 2020-09-22 2024-06-04 Lincoln Global, Inc. Aluminum-based welding electrodes

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