CN104332212A - Efficient and energy-saving copper-clad aluminum magnesium alloy wire and producing method thereof - Google Patents
Efficient and energy-saving copper-clad aluminum magnesium alloy wire and producing method thereof Download PDFInfo
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- CN104332212A CN104332212A CN201410660981.2A CN201410660981A CN104332212A CN 104332212 A CN104332212 A CN 104332212A CN 201410660981 A CN201410660981 A CN 201410660981A CN 104332212 A CN104332212 A CN 104332212A
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- copper
- magnesium alloy
- wire
- alloy
- aluminium alloy
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- 229910000861 Mg alloy Inorganic materials 0.000 title claims abstract description 37
- SNAAJJQQZSMGQD-UHFFFAOYSA-N aluminum magnesium Chemical compound [Mg].[Al] SNAAJJQQZSMGQD-UHFFFAOYSA-N 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title abstract description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 67
- 229910052802 copper Inorganic materials 0.000 claims abstract description 47
- 239000010949 copper Substances 0.000 claims abstract description 47
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 32
- 150000002910 rare earth metals Chemical class 0.000 claims abstract description 26
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 18
- 239000000956 alloy Substances 0.000 claims abstract description 18
- 238000005096 rolling process Methods 0.000 claims abstract description 16
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 13
- 239000007788 liquid Substances 0.000 claims abstract description 12
- 238000005491 wire drawing Methods 0.000 claims abstract description 11
- 239000012535 impurity Substances 0.000 claims abstract description 7
- 229910052684 Cerium Inorganic materials 0.000 claims abstract description 6
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims abstract description 6
- 238000005266 casting Methods 0.000 claims abstract description 6
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000011777 magnesium Substances 0.000 claims abstract description 6
- 229910052749 magnesium Inorganic materials 0.000 claims abstract description 6
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 6
- 239000010703 silicon Substances 0.000 claims abstract description 6
- 229910052746 lanthanum Inorganic materials 0.000 claims abstract description 5
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910052727 yttrium Inorganic materials 0.000 claims abstract description 5
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910000838 Al alloy Inorganic materials 0.000 claims description 43
- 239000004020 conductor Substances 0.000 claims description 25
- 229910018134 Al-Mg Inorganic materials 0.000 claims description 10
- 229910018467 Al—Mg Inorganic materials 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 238000007670 refining Methods 0.000 claims description 10
- 239000004411 aluminium Substances 0.000 claims description 7
- 229910000521 B alloy Inorganic materials 0.000 claims description 6
- 239000013078 crystal Substances 0.000 claims description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 5
- 239000005068 cooling lubricant Substances 0.000 claims description 5
- 238000002425 crystallisation Methods 0.000 claims description 5
- 230000008025 crystallization Effects 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 5
- 238000002844 melting Methods 0.000 claims description 5
- 230000008018 melting Effects 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 238000003466 welding Methods 0.000 abstract description 2
- 238000003723 Smelting Methods 0.000 abstract 1
- 238000005253 cladding Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 description 4
- 230000008054 signal transmission Effects 0.000 description 3
- GANNOFFDYMSBSZ-UHFFFAOYSA-N [AlH3].[Mg] Chemical compound [AlH3].[Mg] GANNOFFDYMSBSZ-UHFFFAOYSA-N 0.000 description 2
- 238000005275 alloying Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Metal Rolling (AREA)
- Conductive Materials (AREA)
Abstract
The invention discloses an efficient and energy-saving copper-clad aluminum magnesium alloy wire and a producing method thereof. The energy-saving copper-clad aluminum magnesium alloy wire is composed of a rare-earth aluminum magnesium alloy core wire and a copper layer coated on the core wire; the copper layer and the rare-earth aluminum magnesium alloy core wire are in metallurgical bonding; the copper-clad rare-earth aluminum magnesium alloy wire is composed of the components in proportion as follows: 0.5-1% of magnesium, 0.45-0.65% of silicon, 0.2%-0.5% of RE, and aluminum and unavoidable impurities of the balance. The RE is a mixed rare-earth element, and generally one or mixture of cerium, lanthanum and yttrium. The diameter of the copper-clad rare-earth aluminum magnesium alloy wire is 2-5 mm; the volume of the copper layer is 10-20% of that of the copper-clad rare-earth aluminum magnesium alloy wire; the weight of the copper layer is 25-35% of that of the copper-clad rare-earth aluminum magnesium alloy wire. The method of the invention comprises the specific steps of: smelting alloy liquid, casting and crystallizing, rolling, cladding and welding, and wire-drawing.
Description
Technical field
The present invention relates to electric conducting material technical field, be specifically related to a kind of energy-efficient copper clad aluminum magnesium alloy wire and production method thereof.
Background technology
Along with the economic develop rapidly of China, improving constantly of living standards of the people, economic construction and people's daily life are to underload power line, Cable TV Signal Transmission wire, Large Copacity communication network signal transmission wire, control signal cable, light body vehicle cable, welding cable, urgent removal cable, television set excitation coil, deflecting coil, ballast coil, video/audio wire, automotive wire bundle, the demands such as cable shield litzendraht wire and enamelled wire winding increase very fast, require that conductor material has good electric conductivity, signal transmission performance, mechanical property and mechanical performance, fine copper (silk) wire or copper cover aluminum (magnesium) alloy (silk) wire is generally used to produce these wires or cable at present.
As everyone knows, not only density is large for fine copper (silk) material, production cost is high, and copper resource-constrained, and can not regenerate; Not only electric property is poor for copper cover aluminum (magnesium) alloy (silk) material, resistance ratio is higher, electric conductivity is lower, and mechanical performance is also poor, tensile strength is lower, extension property is smaller, easily break, economic performance also compares shortcoming, therefore range of application is narrow, and letter one to be needed " renewal product " overcomes the defect that above-mentioned material exists.
Summary of the invention
A kind of energy-efficient copper clad aluminum magnesium alloy wire and production method thereof, it is characterized in that this wire is made up of rare-earth-Al-Mg alloy heart yearn and the layers of copper be coated on described heart yearn, metallurgical binding between described layers of copper and rare-earth-Al-Mg alloy heart yearn, the proportioning of described aluminum-magnesium alloy conductor containing rare earth covering by cuprum: magnesium 0.5 ~ 1%, silicon 0.45 ~ 0.65%, RE 0.2% ~ 0.5%, all the other are aluminium and inevitable impurity.Described RE is mixed rare-earth elements, and what usually adopt is one or more mixing of cerium, lanthanum and yttrium.Described aluminum-magnesium alloy conductor containing rare earth covering by cuprum diameter is 2 ~ 5mm, and the volume of described layers of copper is 10 ~ 20% of this aluminum-magnesium alloy conductor containing rare earth covering by cuprum, and the weight of described layers of copper is 25 ~ 35% of this aluminum-magnesium alloy conductor containing rare earth covering by cuprum.
The present invention is the technical scheme taked that solves the problem: the concrete steps of described method are as follows:
A, molten alloy liquid
Above-mentioned batching is put into fusing, refining under high temperature, after refining completes, it is incubated and filters; During described melting, the fire box temperature of the kettle furnace of automatic temperature controlling controls at 850 ~ 1000 DEG C, and temperature of aluminum liquid controls at 700 ~ 750 DEG C.
B, casting and crystallization
Steps A gained aluminium alloy is added after filtering the boron alloy crystal grain thinning being equivalent to aluminium alloy weight 0.002% ~ 0. O2%, then pour into aluminium alloy ingots.
C, rolling
Step B gained aluminium alloy ingots is rolled into aluminium alloy rod; Described rolling adopts Continuous mill train to be rolled, and to control breaking down temperature be 450 ~ 550 DEG C, and finishing temperature is 250 ~ 350 DEG C, and tandem mill cooling-lubricant total pressure controls at 0.1 ~ 0. 5MPa.
D, clad welded
Carry out coated layers of copper to the aluminium alloy rod of the rolling that step C obtains, coated layers of copper percent by volume consists of 10% ~ 20%.
E, wire drawing
Step D gained aluminium alloy rod is drawn into aluminium alloy wire; Described wire drawing adopts continuous drawing machine, and pull wire speed controls at 8 ~ 25 meter per seconds.
Aluminium alloy conductor of the present invention and manufacture method thereof control the impurity content of aluminium ingot and the content of alloying Addition ofelements by strict, and by adding boron alloy crystal grain thinning, guarantee crystalline state is good, ensure that by adopting the kettle furnace of automatic temperature controlling aluminium liquid can be toppled over totally, produced aluminium alloy conductor is made to have high conductivity and thermal endurance, meet the performance requirement of industry to aluminium alloy conductor, be particularly suited for being made into high conductivity heat proof cable.
Embodiment
Embodiment 1
A kind of energy-efficient copper clad aluminum magnesium alloy wire and production method thereof, it is characterized in that this wire is made up of rare-earth-Al-Mg alloy heart yearn and the layers of copper be coated on described heart yearn, metallurgical binding between described layers of copper and rare-earth-Al-Mg alloy heart yearn, the proportioning of described aluminum-magnesium alloy conductor containing rare earth covering by cuprum: magnesium 0.5 ~ 1%, silicon 0.45%, RE 0.2%, all the other are aluminium and inevitable impurity.Described RE is mixed rare-earth elements, adopts cerium and yttrium mixing.Described aluminum-magnesium alloy conductor containing rare earth covering by cuprum diameter is 2 ~ 5mm, and the volume of described layers of copper is 10 ~ 20% of this aluminum-magnesium alloy conductor containing rare earth covering by cuprum, and the weight of described layers of copper is 30% of this aluminum-magnesium alloy conductor containing rare earth covering by cuprum.
The present invention is the technical scheme taked that solves the problem: the concrete steps of described method are as follows:
A, molten alloy liquid
Above-mentioned batching is put into fusing, refining under high temperature, after refining completes, it is incubated and filters; During described melting, the fire box temperature of the kettle furnace of automatic temperature controlling controls at 850 ~ 1000 DEG C, and temperature of aluminum liquid controls at 700 ~ 750 DEG C.
B, casting and crystallization
Steps A gained aluminium alloy is added after filtering the boron alloy crystal grain thinning being equivalent to aluminium alloy weight 0.002% ~ 0. O2%, then pour into aluminium alloy ingots.
C, rolling
Step B gained aluminium alloy ingots is rolled into aluminium alloy rod; Described rolling adopts Continuous mill train to be rolled, and to control breaking down temperature be 450 ~ 550 DEG C, and finishing temperature is 250 ~ 350 DEG C, and tandem mill cooling-lubricant total pressure controls at 0.1 ~ 0. 5MPa.
D, clad welded
Carry out coated layers of copper to the aluminium alloy rod of the rolling that step C obtains, coated layers of copper percent by volume consists of 10% ~ 20%.
E, wire drawing
Step D gained aluminium alloy rod is drawn into aluminium alloy wire; Described wire drawing adopts continuous drawing machine, and pull wire speed controls at 8 ~ 25 meter per seconds.
Embodiment 2
A kind of energy-efficient copper clad aluminum magnesium alloy wire and production method thereof, it is characterized in that this wire is made up of rare-earth-Al-Mg alloy heart yearn and the layers of copper be coated on described heart yearn, metallurgical binding between described layers of copper and rare-earth-Al-Mg alloy heart yearn, the proportioning of described aluminum-magnesium alloy conductor containing rare earth covering by cuprum: magnesium 0.7 ~ 1%, silicon 0.55 ~ 0.65%, RE 0.2% ~ 0.3%, all the other are aluminium and inevitable impurity.Described RE is mixed rare-earth elements, adopts the mixing of cerium, lanthanum.Described aluminum-magnesium alloy conductor containing rare earth covering by cuprum diameter is 5mm, and the volume of described layers of copper is 12% of this aluminum-magnesium alloy conductor containing rare earth covering by cuprum, and the weight of described layers of copper is 30% of this aluminum-magnesium alloy conductor containing rare earth covering by cuprum.
The present invention is the technical scheme taked that solves the problem: the concrete steps of described method are as follows:
A, molten alloy liquid
Above-mentioned batching is put into fusing, refining under high temperature, after refining completes, it is incubated and filters; During described melting, the fire box temperature of the kettle furnace of automatic temperature controlling controls at 850 ~ 1000 DEG C, and temperature of aluminum liquid controls at 700 ~ 750 DEG C.
B, casting and crystallization
Steps A gained aluminium alloy is added after filtering the boron alloy crystal grain thinning being equivalent to aluminium alloy weight 0.002% ~ 0. O2%, then pour into aluminium alloy ingots.
C, rolling
Step B gained aluminium alloy ingots is rolled into aluminium alloy rod; Described rolling adopts Continuous mill train to be rolled, and to control breaking down temperature be 450 ~ 550 DEG C, and finishing temperature is 250 ~ 350 DEG C, and tandem mill cooling-lubricant total pressure controls at 0.1 ~ 0. 5MPa.
D, clad welded
Carry out coated layers of copper to the aluminium alloy rod of the rolling that step C obtains, coated layers of copper percent by volume consists of 10% ~ 20%.
E, wire drawing
Step D gained aluminium alloy rod is drawn into aluminium alloy wire; Described wire drawing adopts continuous drawing machine, and pull wire speed controls at 8 ~ 25 meter per seconds.
Embodiment 3
A kind of energy-efficient copper clad aluminum magnesium alloy wire and production method thereof, it is characterized in that this wire is made up of rare-earth-Al-Mg alloy heart yearn and the layers of copper be coated on described heart yearn, metallurgical binding between described layers of copper and rare-earth-Al-Mg alloy heart yearn, the proportioning of described aluminum-magnesium alloy conductor containing rare earth covering by cuprum: magnesium 0.5%, silicon 0.65%, RE 0.5%, all the other are aluminium and inevitable impurity.Described RE is mixed rare-earth elements, adopts the mixing of cerium, lanthanum and yttrium.Described aluminum-magnesium alloy conductor containing rare earth covering by cuprum diameter is 4 ~ 5mm, and the volume of described layers of copper is 15 ~ 20% of this aluminum-magnesium alloy conductor containing rare earth covering by cuprum, and the weight of described layers of copper is 28 ~ 35% of this aluminum-magnesium alloy conductor containing rare earth covering by cuprum.
The present invention is the technical scheme taked that solves the problem: the concrete steps of described method are as follows:
A, molten alloy liquid
Above-mentioned batching is put into fusing, refining under high temperature, after refining completes, it is incubated and filters; During described melting, the fire box temperature of the kettle furnace of automatic temperature controlling controls at 850 ~ 1000 DEG C, and temperature of aluminum liquid controls at 700 ~ 750 DEG C.
B, casting and crystallization
Steps A gained aluminium alloy is added after filtering the boron alloy crystal grain thinning being equivalent to aluminium alloy weight 0.002% ~ 0. O2%, then pour into aluminium alloy ingots.
C, rolling
Step B gained aluminium alloy ingots is rolled into aluminium alloy rod; Described rolling adopts Continuous mill train to be rolled, and to control breaking down temperature be 450 ~ 550 DEG C, and finishing temperature is 250 ~ 350 DEG C, and tandem mill cooling-lubricant total pressure controls at 0.1 ~ 0. 5MPa.
D, clad welded
Carry out coated layers of copper to the aluminium alloy rod of the rolling that step C obtains, coated layers of copper percent by volume consists of 10% ~ 20%.
E, wire drawing
Step D gained aluminium alloy rod is drawn into aluminium alloy wire; Described wire drawing adopts continuous drawing machine, and pull wire speed controls at 8 ~ 25 meter per seconds.
Claims (2)
1. an energy-efficient copper clad aluminum magnesium alloy wire and production method thereof, it is characterized in that this wire is made up of rare-earth-Al-Mg alloy heart yearn and the layers of copper be coated on described heart yearn, metallurgical binding between described layers of copper and rare-earth-Al-Mg alloy heart yearn, the proportioning of described aluminum-magnesium alloy conductor containing rare earth covering by cuprum: magnesium 0.5 ~ 1%, silicon 0.45 ~ 0.65%, RE 0.2% ~ 0.5%, all the other are aluminium and inevitable impurity; Described RE is mixed rare-earth elements, and what usually adopt is one or more mixing of cerium, lanthanum and yttrium; Described aluminum-magnesium alloy conductor containing rare earth covering by cuprum diameter is 2 ~ 5mm, and the volume of described layers of copper is 10 ~ 20% of this aluminum-magnesium alloy conductor containing rare earth covering by cuprum, and the weight of described layers of copper is 25 ~ 35% of this aluminum-magnesium alloy conductor containing rare earth covering by cuprum.
2. a kind of energy-efficient copper clad aluminum magnesium alloy wire and production method thereof according to claim 1, is characterized in that the present invention is the technical scheme taked that solves the problem and is:
A, molten alloy liquid
Above-mentioned batching is put into fusing, refining under high temperature, after refining completes, it is incubated and filters; During described melting, the fire box temperature of the kettle furnace of automatic temperature controlling controls at 850 ~ 1000 DEG C, and temperature of aluminum liquid controls at 700 ~ 750 DEG C;
B, casting and crystallization
Steps A gained aluminium alloy is added after filtering the boron alloy crystal grain thinning being equivalent to aluminium alloy weight 0.002% ~ 0. O2%, then pour into aluminium alloy ingots;
C, rolling
Step B gained aluminium alloy ingots is rolled into aluminium alloy rod; Described rolling adopts Continuous mill train to be rolled, and to control breaking down temperature be 450 ~ 550 DEG C, and finishing temperature is 250 ~ 350 DEG C, and tandem mill cooling-lubricant total pressure controls at 0.1 ~ 0. 5MPa;
D, clad welded
Carry out coated layers of copper to the aluminium alloy rod of the rolling that step C obtains, coated layers of copper percent by volume consists of 10% ~ 20%;
E, wire drawing
Step D gained aluminium alloy rod is drawn into aluminium alloy wire; Described wire drawing adopts continuous drawing machine, and pull wire speed controls at 8 ~ 25 meter per seconds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410660981.2A CN104332212A (en) | 2014-11-19 | 2014-11-19 | Efficient and energy-saving copper-clad aluminum magnesium alloy wire and producing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410660981.2A CN104332212A (en) | 2014-11-19 | 2014-11-19 | Efficient and energy-saving copper-clad aluminum magnesium alloy wire and producing method thereof |
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| CN104332212A true CN104332212A (en) | 2015-02-04 |
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| CN201410660981.2A Pending CN104332212A (en) | 2014-11-19 | 2014-11-19 | Efficient and energy-saving copper-clad aluminum magnesium alloy wire and producing method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105355322A (en) * | 2015-11-09 | 2016-02-24 | 江西安讯实业股份有限公司 | Method for making tinned copper clad aluminum wire |
| CN106782843A (en) * | 2016-11-30 | 2017-05-31 | 安徽电气集团股份有限公司 | A kind of copper-clad steel core copper stranded conductor |
| CN106782742A (en) * | 2016-11-30 | 2017-05-31 | 安徽电气集团股份有限公司 | A kind of albronze twisted wire |
| CN106834759A (en) * | 2016-12-30 | 2017-06-13 | 东莞市佳乾新材料科技有限公司 | A processing method of high-strength and high-ductility magnesium-aluminum alloy |
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| CN101202130A (en) * | 2007-12-06 | 2008-06-18 | 崔晓明 | Aluminum-magnesium alloy conductor containing rare earth covering by cuprum as well as manufacturing method and usage thereof |
| CN101740157A (en) * | 2008-11-20 | 2010-06-16 | 上海中天铝线有限公司 | Aluminium-alloy conductor and manufacture method thereof |
| US20120170900A1 (en) * | 2011-01-05 | 2012-07-05 | Alcan Products Corporation | Aluminum Alloy Conductor Composite Reinforced for High Voltage Overhead Power Lines |
| CN103021501A (en) * | 2012-12-19 | 2013-04-03 | 浙江格雷电工有限公司 | Copper-clad aluminum alloy composite conducting wire and preparation method thereof |
| CN103400640A (en) * | 2013-08-12 | 2013-11-20 | 丹阳利华电子有限公司 | Thermometal compound flat wire |
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2014
- 2014-11-19 CN CN201410660981.2A patent/CN104332212A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101202130A (en) * | 2007-12-06 | 2008-06-18 | 崔晓明 | Aluminum-magnesium alloy conductor containing rare earth covering by cuprum as well as manufacturing method and usage thereof |
| CN101740157A (en) * | 2008-11-20 | 2010-06-16 | 上海中天铝线有限公司 | Aluminium-alloy conductor and manufacture method thereof |
| US20120170900A1 (en) * | 2011-01-05 | 2012-07-05 | Alcan Products Corporation | Aluminum Alloy Conductor Composite Reinforced for High Voltage Overhead Power Lines |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105355322A (en) * | 2015-11-09 | 2016-02-24 | 江西安讯实业股份有限公司 | Method for making tinned copper clad aluminum wire |
| CN106782843A (en) * | 2016-11-30 | 2017-05-31 | 安徽电气集团股份有限公司 | A kind of copper-clad steel core copper stranded conductor |
| CN106782742A (en) * | 2016-11-30 | 2017-05-31 | 安徽电气集团股份有限公司 | A kind of albronze twisted wire |
| CN106834759A (en) * | 2016-12-30 | 2017-06-13 | 东莞市佳乾新材料科技有限公司 | A processing method of high-strength and high-ductility magnesium-aluminum alloy |
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Application publication date: 20150204 |