CN109022939A - A kind of aluminium alloy and its application for domestic air conditioning microchannel aluminium flat conduit - Google Patents
A kind of aluminium alloy and its application for domestic air conditioning microchannel aluminium flat conduit Download PDFInfo
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- CN109022939A CN109022939A CN201811179521.2A CN201811179521A CN109022939A CN 109022939 A CN109022939 A CN 109022939A CN 201811179521 A CN201811179521 A CN 201811179521A CN 109022939 A CN109022939 A CN 109022939A
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- aluminium
- aluminium alloy
- refining
- minutes
- microchannel
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Links
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 65
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 64
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 46
- 239000004411 aluminium Substances 0.000 title claims abstract description 45
- 238000004378 air conditioning Methods 0.000 title claims abstract description 23
- 229910052802 copper Inorganic materials 0.000 claims abstract description 12
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 11
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 6
- 229910052742 iron Inorganic materials 0.000 claims abstract description 6
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 6
- 238000007670 refining Methods 0.000 claims description 40
- 238000005266 casting Methods 0.000 claims description 16
- 239000003795 chemical substances by application Substances 0.000 claims description 15
- 239000002245 particle Substances 0.000 claims description 15
- 238000013019 agitation Methods 0.000 claims description 14
- 239000010949 copper Substances 0.000 claims description 11
- 238000002360 preparation method Methods 0.000 claims description 11
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 10
- 239000007789 gas Substances 0.000 claims description 10
- 239000012535 impurity Substances 0.000 claims description 10
- 239000011572 manganese Substances 0.000 claims description 10
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 10
- 239000011819 refractory material Substances 0.000 claims description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 5
- 241000220317 Rosa Species 0.000 claims description 5
- 238000003723 Smelting Methods 0.000 claims description 5
- 229910045601 alloy Inorganic materials 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 5
- 229910052786 argon Inorganic materials 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 230000004927 fusion Effects 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 239000003345 natural gas Substances 0.000 claims description 5
- 229910052710 silicon Inorganic materials 0.000 claims description 5
- 239000010703 silicon Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 230000032683 aging Effects 0.000 claims 1
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 5
- 238000010422 painting Methods 0.000 description 4
- 239000000155 melt Substances 0.000 description 3
- 150000001398 aluminium Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- C22C1/00—Making non-ferrous alloys
- C22C1/06—Making non-ferrous alloys with the use of special agents for refining or deoxidising
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The invention discloses a kind of aluminium alloys for domestic air conditioning microchannel aluminium flat conduit, the mass percent of element and each element in the aluminium alloy are as follows: Si 0.4-0.5%, Fe≤0.2%, Cu 0.45-0.5%, Mn 1.2-1.3%, Mg≤0.03%, Zn≤0.05%, Ti≤0.3%, Cr≤0.03%, surplus Al.Micro-channel flat aluminium alloy of the present invention has environmental protection outstanding, synergy, energy conservation, the advantages such as drop this.
Description
Technical field
The present invention relates to the casting technology fields of aluminium alloy, are used for domestic air conditioning microchannel aluminium flat conduit more particularly, to one kind
Aluminium alloy and preparation method thereof.
Background technique
Domestic air conditioning currently on the market generally uses aluminium flat conduit as heat exchanger, this aluminium flat conduit is formed by squeezing
Porous seamless flat tube, it is required that the inner wall smooth of aluminium flat conduit, or there is only simple straight troughs to increase heat exchange area, therefore
Aluminium flat conduit heat exchange area is small, fluid flowing turbulent flow poison is unobvious, heat transfer efficiency is relatively low；It is flat that the quality of aluminium alloy directly affects aluminium
The performance of pipe, research and develop it is a kind of with good heat conductivity, suitable for domestic air conditioning aluminum alloy flat tube become those skilled in the art
The emphasis of research.
Summary of the invention
In view of the above-mentioned problems existing in the prior art, the applicant provides one kind to be used for domestic air conditioning microchannel aluminium
The aluminium alloy of flat tube and its application.Micro-channel flat aluminium alloy of the present invention has environmental protection outstanding, synergy, energy conservation, drops this etc.
Advantage.
Technical scheme is as follows:
A kind of aluminium alloy for domestic air conditioning microchannel aluminium flat conduit, the quality hundred of element and each element in the aluminium alloy
Divide ratio are as follows:
Si 0.4-0.5%, Fe≤0.2%, Cu 0.45-0.5%, Mn 1.2-1.3%, Mg≤0.03%, Zn≤
0.05%, Ti≤0.3%, Cr≤0.03%, surplus Al.
A kind of domestic air conditioning microchannel aluminium flat conduit of the aluminium alloy preparation, the system of the domestic air conditioning microchannel aluminium flat conduit
Preparation Method includes the following steps:
(1) hot prepurging first is carried out to the bottom of stove and side with rake, clears up the residual aluminium and impurity of furnace bottom and furnace wall, then
It is to be melted in 99.75% end of the bridge aluminium ingot investment smelting furnace by purity, fusion temperature control range is at 700~740 DEG C, fusing
Time 3~4 hours, aluminium ingot carried out first time refining after dissolving completely；
(2) 0.3Kg/T particle refining agent is added, opens 15 minute/time of electromagnetic agitation, adjustment pressure 0.08-0.12Mpa's
Argon gas carries out refining 15~20 minutes for the first time to molten aluminum, then carries out the dross for pulling down surface；
(3) ready silicon, copper intermediate alloy are added after skimming；It impregnates 10 minutes；0.5Kg/T particle refining agent is added；
It skims after carrying out second of refining 15~25 minutes, electromagnetic agitation 15 minutes；
(4) manganese addition agent after skimming adds 0.5Kg/T particle refining progress third time refining 15~20 minutes, electromagnetism stirs
It mixes 15 minutes and then skims；Impurity, the gas in molten aluminum are thoroughly removed completely by refining three times；
(5) it is then allowed to stand 15~30 minutes, molten aluminum is heated to cast required temperature, prepares casting；
(6) convective tank, Rose Box, mould painting nitridation coating prevent molten aluminum and refractory material from contacting and cause subsequent folder after furnace
It is miscellaneous, then natural gas used for refractory material is preheated；
(7) after mould, chute are fully warmed-up, input casting parameter is cast, and 745-765 DEG C of casting temperature, speed 125
± 10mm, 3300 ± 200ml/min of water flow cast out required rods and bars of aluminium alloy；
(8) the rods and bars of aluminium alloy progress homogenize process cast out, 605 ± 10 DEG C of homogenizing temperature；Homogenizing time 12+
0.2H；The type of cooling；Natural cooling；
(9) the good rods and bars of aluminium alloy of homogeneous carries out being cut into stub, is then packed in storage, when warehouse prevents 7 days natures
Subsequent extruding is carried out after effect；
(10) rods and bars of aluminium alloy is warmed to 460-480 DEG C into heating furnace；Mold is heated to 400-440 DEG C；Needed for squeezing out
The domestic air conditioning microchannel aluminium flat conduit wanted.
The present invention is beneficial to be had the technical effect that
Microchannel aluminium flat conduit of the present invention replaces traditional copper pipe, has many advantages, such as environmental protection, synergy, energy conservation, drops this；
Microchannel aluminium flat conduit of the present invention has light-weight, excellent thermally conductive, electric conductivity, anticorrosive and plastic deformation ability
The advantages that.
Specific embodiment
Below with reference to embodiment, the present invention is specifically described.
Embodiment 1
A kind of aluminium alloy for domestic air conditioning microchannel aluminium flat conduit, the quality hundred of element and each element in the aluminium alloy
Divide ratio are as follows:
Si 0.5%, Fe 0.15%, Cu 0.5%, Mn 1.3%, Mg≤0.03%, Zn≤0.05%, Ti 0.3%,
Cr≤0.03%, surplus Al.
A kind of domestic air conditioning microchannel aluminium flat conduit of the aluminium alloy preparation, preparation method include the following steps:
(1) hot prepurging first is carried out to the bottom of stove and side with rake, clears up the residual aluminium and impurity of furnace bottom and furnace wall, then
It is that 99.75% end of the bridge aluminium ingot puts into smelting furnace and melts by purity, fusion temperature control range is at 740 DEG C, fusing time 3
Hour, aluminium ingot carries out first time refining after dissolving completely；
(2) 0.3Kg/T particle refining agent is added, opens 15 minute/time of electromagnetic agitation, adjusts the argon gas of pressure 0.12Mpa
Refining 15 minutes for the first time are carried out to molten aluminum, then carry out the dross for pulling down surface；
(3) ready silicon, copper intermediate alloy are added after skimming；It impregnates 10 minutes；0.5Kg/T particle refining agent is added；
It skims after carrying out second of refining 15 minutes, electromagnetic agitation 15 minutes；
(4) manganese addition agent after skimming adds the refining of 0.5Kg/T particle and carries out third time refining 20 minutes, electromagnetic agitation 15
Then minute skims；Impurity, the gas in molten aluminum are thoroughly removed completely by refining three times；
(5) it is then allowed to stand 30 minutes, molten aluminum is heated to cast required temperature, prepares casting；
(6) convective tank, Rose Box, mould painting nitridation coating prevent molten aluminum and refractory material from contacting and cause subsequent folder after furnace
It is miscellaneous, then natural gas used for refractory material is preheated；
(7) after mould, chute are fully warmed-up, input casting parameter is cast, and 745 DEG C of casting temperature, speed 125 ±
10mm, 3300 ± 200ml/min of water flow cast out required rods and bars of aluminium alloy；
(8) the rods and bars of aluminium alloy progress homogenize process cast out, 605 ± 10 DEG C of homogenizing temperature；Homogenizing time 12+
0.2H；The type of cooling；Natural cooling；
(9) the good rods and bars of aluminium alloy of homogeneous carries out being cut into stub, is then packed in storage, when warehouse prevents 7 days natures
Subsequent extruding is carried out after effect；
(10) rods and bars of aluminium alloy is warmed to 460 DEG C into heating furnace；Mold is heated to 400 DEG C；Squeeze out required household
Air-conditioning microchannel aluminium flat conduit.
Embodiment 2
A kind of aluminium alloy for domestic air conditioning microchannel aluminium flat conduit, the quality hundred of element and each element in the aluminium alloy
Divide ratio are as follows:
Si 0.45%, Fe 0.1%, Cu 0.45%, Mn 1.2%, Mg≤0.03%, Zn≤0.05%, Ti 0.2%,
Cr≤0.03%, surplus Al.
A kind of domestic air conditioning microchannel aluminium flat conduit of the aluminium alloy preparation, preparation method include the following steps:
(1) hot prepurging first is carried out to the bottom of stove and side with rake, clears up the residual aluminium and impurity of furnace bottom and furnace wall, then
It is that 99.75% end of the bridge aluminium ingot puts into smelting furnace and melts by purity, fusion temperature control range is at 700 DEG C, fusing time 4
Hour, aluminium ingot carries out first time refining after dissolving completely；
(2) 0.3Kg/T particle refining agent is added, opens 15 minute/time of electromagnetic agitation, adjusts the argon gas of pressure 0.08Mpa
Refining 20 minutes for the first time are carried out to molten aluminum, then carry out the dross for pulling down surface；
(3) ready silicon, copper intermediate alloy are added after skimming；It impregnates 10 minutes；0.5Kg/T particle refining agent is added；
It skims after carrying out second of refining 25 minutes, electromagnetic agitation 15 minutes；
(4) manganese addition agent after skimming adds the refining of 0.5Kg/T particle and carries out third time refining 15 minutes, electromagnetic agitation 15
Then minute skims；Impurity, the gas in molten aluminum are thoroughly removed completely by refining three times；
(5) it is then allowed to stand 20 minutes, molten aluminum is heated to cast required temperature, prepares casting；
(6) convective tank, Rose Box, mould painting nitridation coating prevent molten aluminum and refractory material from contacting and cause subsequent folder after furnace
It is miscellaneous, then natural gas used for refractory material is preheated；
(7) after mould, chute are fully warmed-up, input casting parameter is cast, and 755 DEG C of casting temperature, speed 125 ±
10mm, 3300 ± 200ml/min of water flow cast out required rods and bars of aluminium alloy；
(8) the rods and bars of aluminium alloy progress homogenize process cast out, 605 ± 10 DEG C of homogenizing temperature；Homogenizing time 12+
0.2H；The type of cooling；Natural cooling；
(9) the good rods and bars of aluminium alloy of homogeneous carries out being cut into stub, is then packed in storage, when warehouse prevents 7 days natures
Subsequent extruding is carried out after effect；
(10) rods and bars of aluminium alloy is warmed to 480 DEG C into heating furnace；Mold is heated to 440 DEG C；Squeeze out required household
Air-conditioning microchannel aluminium flat conduit.
Embodiment 3
A kind of aluminium alloy for domestic air conditioning microchannel aluminium flat conduit, the quality hundred of element and each element in the aluminium alloy
Divide ratio are as follows:
Si 0.5%, Fe 0.2%, Cu 0.45%, Mn 1.25%, Mg≤0.03%, Zn≤0.05%, Ti
0.25%, Cr≤0.03%, surplus Al.
A kind of domestic air conditioning microchannel aluminium flat conduit of the aluminium alloy preparation, preparation method include the following steps:
(1) hot prepurging first is carried out to the bottom of stove and side with rake, clears up the residual aluminium and impurity of furnace bottom and furnace wall, then
It is that 99.75% end of the bridge aluminium ingot puts into smelting furnace and melts by purity, fusion temperature control range is at 720 DEG C, fusing time 4
Hour, aluminium ingot carries out first time refining after dissolving completely；
(2) 0.3Kg/T particle refining agent is added, opens 15 minute/time of electromagnetic agitation, adjusts the argon gas of pressure 0.10Mpa
Refining 18 minutes for the first time are carried out to molten aluminum, then carry out the dross for pulling down surface；
(3) ready silicon, copper intermediate alloy are added after skimming；It impregnates 10 minutes；0.5Kg/T particle refining agent is added；
It skims after carrying out second of refining 20 minutes, electromagnetic agitation 15 minutes；
(4) manganese addition agent after skimming adds the refining of 0.5Kg/T particle and carries out third time refining 20 minutes, electromagnetic agitation 15
Then minute skims；Impurity, the gas in molten aluminum are thoroughly removed completely by refining three times；
(5) it is then allowed to stand 15 minutes, molten aluminum is heated to cast required temperature, prepares casting；
(6) convective tank, Rose Box, mould painting nitridation coating prevent molten aluminum and refractory material from contacting and cause subsequent folder after furnace
It is miscellaneous, then natural gas used for refractory material is preheated；
(7) after mould, chute are fully warmed-up, input casting parameter is cast, and 765 DEG C of casting temperature, speed 125 ±
10mm, 3300 ± 200ml/min of water flow cast out required rods and bars of aluminium alloy；
(8) the rods and bars of aluminium alloy progress homogenize process cast out, 605 ± 10 DEG C of homogenizing temperature；Homogenizing time 12+
0.2H；The type of cooling；Natural cooling；
(9) the good rods and bars of aluminium alloy of homogeneous carries out being cut into stub, is then packed in storage, when warehouse prevents 7 days natures
Subsequent extruding is carried out after effect；
(10) rods and bars of aluminium alloy is warmed to 470 DEG C into heating furnace；Mold is heated to 420 DEG C；Squeeze out required household
Air-conditioning microchannel aluminium flat conduit.
The resulting aluminium flat conduit of Examples 1 to 3 is tested for the property, test result is as shown in table 1:
Table 1
Claims (2)
1. a kind of aluminium alloy for domestic air conditioning microchannel aluminium flat conduit, which is characterized in that element and each member in the aluminium alloy
The mass percent of element are as follows:
Si 0.4-0.5%, Fe≤0.2%, Cu 0.45-0.5%, Mn 1.2-1.3%, Mg≤0.03%, Zn≤0.05%,
Ti≤0.3%, Cr≤0.03%, surplus Al.
2. a kind of domestic air conditioning microchannel aluminium flat conduit of the preparation of aluminium alloy described in claim 1, which is characterized in that the household is empty
The preparation method of microchannel aluminium flat conduit is adjusted to include the following steps:
(1) hot prepurging first is carried out to the bottom of stove and side with rake, clears up the residual aluminium and impurity of furnace bottom and furnace wall, then will be pure
Degree is that 99.75% end of the bridge aluminium ingot puts into smelting furnace and melted, and fusion temperature control range is at 700~740 DEG C, fusing time
3~4 hours, aluminium ingot carried out first time refining after dissolving completely；
(2) 0.3Kg/T particle refining agent is added, opens 15 minute/time of electromagnetic agitation, adjusts the argon gas of pressure 0.08-0.12Mpa
Refining 15~20 minutes for the first time are carried out to molten aluminum, then carry out the dross for pulling down surface；
(3) ready silicon, copper intermediate alloy are added after skimming；It impregnates 10 minutes；0.5Kg/T particle refining agent is added；It carries out
Second of refining is skimmed after 15~25 minutes, electromagnetic agitation 15 minutes；
(4) manganese addition agent after skimming adds the refining of 0.5Kg/T particle and carries out third time refining 15~20 minutes, electromagnetic agitation 15
Then minute skims；Impurity, the gas in molten aluminum are thoroughly removed completely by refining three times；
(5) it is then allowed to stand 15~30 minutes, molten aluminum is heated to cast required temperature, prepares casting；
(6) convective tank after furnace, Rose Box, mould apply nitridation coating prevent molten aluminum and refractory material contact cause it is subsequent be mingled with, so
Natural gas used for refractory material is preheated afterwards；
(7) after mould, chute are fully warmed-up, input casting parameter is cast, and 745-765 DEG C of casting temperature, speed 125 ±
10mm, 3300 ± 200ml/min of water flow cast out required rods and bars of aluminium alloy；
(8) the rods and bars of aluminium alloy progress homogenize process cast out, 605 ± 10 DEG C of homogenizing temperature；Homogenizing time 12+0.2H；
The type of cooling；Natural cooling；
(9) the good rods and bars of aluminium alloy of homogeneous carries out being cut into stub, is then packed in storage, after warehouse prevents 7 days natrual ageing
Carry out subsequent extruding；
(10) rods and bars of aluminium alloy is warmed to 460-480 DEG C into heating furnace；Mold is heated to 400-440 DEG C；Required for squeezing out
Domestic air conditioning microchannel aluminium flat conduit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811179521.2A CN109022939A (en) | 2018-10-10 | 2018-10-10 | A kind of aluminium alloy and its application for domestic air conditioning microchannel aluminium flat conduit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811179521.2A CN109022939A (en) | 2018-10-10 | 2018-10-10 | A kind of aluminium alloy and its application for domestic air conditioning microchannel aluminium flat conduit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109022939A true CN109022939A (en) | 2018-12-18 |
Family
ID=64616469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811179521.2A Pending CN109022939A (en) | 2018-10-10 | 2018-10-10 | A kind of aluminium alloy and its application for domestic air conditioning microchannel aluminium flat conduit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109022939A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112221913A (en) * | 2020-10-20 | 2021-01-15 | 东莞市华昌铝业有限公司 | High-corrosion-resistance aluminum profile and processing technology thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11172388A (en) * | 1997-12-08 | 1999-06-29 | Furukawa Electric Co Ltd:The | Aluminum alloy extruded pipe material for air conditioner piping and its production |
| US20010007720A1 (en) * | 1997-02-10 | 2001-07-12 | Noboru Soga | Aluminum alloy brazing sheet |
| CN1938439A (en) * | 2004-03-31 | 2007-03-28 | 海德鲁铝业德国有限责任公司 | Heat-resistant aluminium alloy for heat exchangers |
| JP2007277706A (en) * | 2006-03-13 | 2007-10-25 | Sumitomo Light Metal Ind Ltd | Aluminum alloy clad material for heat exchanger having excellent strength and brazability |
| CN102615139A (en) * | 2012-04-01 | 2012-08-01 | 江苏格林威尔金属材料科技有限公司 | Continuous extrusion process of circular aluminum alloy pipe |
| CN107619970A (en) * | 2017-10-26 | 2018-01-23 | 江苏亚太安信达铝业有限公司 | Aluminium alloy for domestic air conditioning composite pipe and preparation method thereof |
-
2018
- 2018-10-10 CN CN201811179521.2A patent/CN109022939A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20010007720A1 (en) * | 1997-02-10 | 2001-07-12 | Noboru Soga | Aluminum alloy brazing sheet |
| JPH11172388A (en) * | 1997-12-08 | 1999-06-29 | Furukawa Electric Co Ltd:The | Aluminum alloy extruded pipe material for air conditioner piping and its production |
| CN1938439A (en) * | 2004-03-31 | 2007-03-28 | 海德鲁铝业德国有限责任公司 | Heat-resistant aluminium alloy for heat exchangers |
| JP2007277706A (en) * | 2006-03-13 | 2007-10-25 | Sumitomo Light Metal Ind Ltd | Aluminum alloy clad material for heat exchanger having excellent strength and brazability |
| CN102615139A (en) * | 2012-04-01 | 2012-08-01 | 江苏格林威尔金属材料科技有限公司 | Continuous extrusion process of circular aluminum alloy pipe |
| CN107619970A (en) * | 2017-10-26 | 2018-01-23 | 江苏亚太安信达铝业有限公司 | Aluminium alloy for domestic air conditioning composite pipe and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112221913A (en) * | 2020-10-20 | 2021-01-15 | 东莞市华昌铝业有限公司 | High-corrosion-resistance aluminum profile and processing technology thereof |
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Application publication date: 20181218 |