CN107988524A - A kind of outdoor machine of air-conditioner corrosion-resistant copper pipe and production technology - Google Patents
A kind of outdoor machine of air-conditioner corrosion-resistant copper pipe and production technology Download PDFInfo
- Publication number
- CN107988524A CN107988524A CN201711271993.6A CN201711271993A CN107988524A CN 107988524 A CN107988524 A CN 107988524A CN 201711271993 A CN201711271993 A CN 201711271993A CN 107988524 A CN107988524 A CN 107988524A
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- Prior art keywords
- copper pipe
- copper
- air
- corrosion
- conditioner
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Classifications
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C9/00—Alloys based on copper
- C22C9/06—Alloys based on copper with nickel or cobalt as the next major constituent
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
-
- 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
-
- 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
- C22F1/08—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of copper or alloys based thereon
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The present invention relates to copper pipe processing technical field, the corrosion-resistant copper pipe of especially a kind of outdoor machine of air-conditioner, content is as follows in percentage by weight for its chemical composition：Carbon 0.01 0.05%, silicon 0.15 0.25%, manganese 3 6%, sulphur 0.001 0.005%, phosphorus 0.05 0.1%, nickel 10 15%, cobalt 1 3%, zinc 1 3%, iron 2 3%, dezincification inhibitor 0.5 1.5%, surplus are copper.The invention also discloses a kind of outdoor machine of air-conditioner with corrosion-resistant copper tube production process, comprises the following steps：S1, casting；S2, rolling；S3, drawing；S4, disk are drawn；S5, annealing.It is of the invention rationally to change copper pipe internal component, the corrosion resistance of copper pipe can be effectively improved, so that stability property can be kept for a long time in outdoor machine of air-conditioner, is prolonged the service life.
Description
Technical field
The present invention relates to copper pipe processing technical field, more particularly to a kind of outdoor machine of air-conditioner corrosion-resistant copper pipe and production work
Skill.
Background technology
Air-conditioning, that is, air regulator (AirConditioner).Refer to manually means, it is empty to environment in building/structures
The process that the parameters such as the temperature of gas, humidity, cleanliness factor, speed are adjusted and control.Low-temperature receiver/heat resource equipment is generally comprised, it is cold
The several majors such as thermal medium distributing system, end equipment and other ancillary equipments.Mainly include water pump, wind turbine and pipe-line system.
End equipment then be responsible for using transmission ＆ distribution come cold and hot amount, specifically handle air, temperature, make target environment air parameter reach want
Ask.
For air-conditioning while life is convenient for people to, since its outer captain's time is in outdoor environment, internal copper tube capacity is easy
Influenced be subject to corrosive substance in environment, and cause refrigeration performance to be affected, even internal refrigeration storage agent leak the problems such as.
The content of the invention
The purpose of the present invention is to solve existing in the prior art the shortcomings that corrosion resistance is poor, and the one kind proposed is empty
Adjust outer machine corrosion-resistant copper pipe and production technology.
To achieve these goals, present invention employs following technical solution：
A kind of corrosion-resistant copper pipe of outdoor machine of air-conditioner is designed, content is as follows in percentage by weight for its chemical composition：Carbon
0.01-0.05%, silicon 0.15-0.25%, manganese 3-6%, sulphur 0.001-0.005%, phosphorus 0.05-0.1%, nickel 10-15%, cobalt 1-
3%th, zinc 1-3%, iron 2-3%, dezincification inhibitor 0.5-1.5%, surplus are copper.
Preferably, optimal content is as follows in percentage by weight for its chemical composition：Carbon 0.03%, silicon 0.2%, manganese 5%,
Sulphur 0.003%, phosphorus 0.08%, nickel 14%, cobalt 2%, zinc 2%, iron 3%, dezincification inhibitor 1%, surplus are copper.
Preferably, the weight ratio of cobalt and zinc is 1: 1.
Preferably, dezincification inhibitor is arsenic and antimony mixture, and the weight ratio of arsenic and antimony is 1: 2.
The invention also discloses a kind of outdoor machine of air-conditioner with corrosion-resistant copper tube production process, comprises the following steps：
S1, casting：Copper raw material is put into line frequency furnace, the covering of charcoal coverture, then heats, treat that raw material is complete
Portion melts, and copper alloy molten metal is injected into crystallizer and prepares copper tube billet；
S2, rolling：Rolled using planetary rolling；
S3, drawing：The gas blow pipe for first passing through air pump and connecting on air pump is extend into the afterbody of copper pipe, to copper pipe
Inner wall is blown so that air-flow is dried the inner wall of copper pipe along the extending direction of copper pipe, and drying time is 4-6 points
Clock, then carries out drawing by joint drawing unit to copper pipe；
S4, disk are drawn：Disk drawing is carried out to copper pipe by tubing rewinding machine, obtains coiled copper pipe, then carry out receipts basket；
S5, annealing：Copper pipe after receipts basket is sent in annealing furnace and is annealed.
Preferably, annealing comprises the following steps that：When insulation 1-2 is small at 860-920 DEG C, furnace cooling.
Preferably, furnace temperature is maintained in casting process at 1350-1400 DEG C.
A kind of outdoor machine of air-conditioner corrosion-resistant copper pipe and production technology proposed by the present invention, beneficial effect are：The present invention closes
Reason changes copper pipe internal component, can effectively improve the corrosion resistance of copper pipe, so that can be long-term in outdoor machine of air-conditioner
Stability property is kept, is prolonged the service life.
Embodiment
The technical solution in the embodiment of the present invention is clearly and completely described below, it is clear that described embodiment
Only part of the embodiment of the present invention, instead of all the embodiments.
Embodiment 1
A kind of corrosion-resistant copper pipe of outdoor machine of air-conditioner, content is as follows in percentage by weight for its chemical composition：Carbon 0.01%,
It is silicon 0.15%, manganese 3%, sulphur 0.001%, phosphorus 0.05%, nickel 10%, cobalt 1%, zinc 1%, iron 2%, dezincification inhibitor 0.5%, remaining
Measure as copper.Dezincification inhibitor is arsenic and antimony mixture, and the weight ratio of arsenic and antimony is 1: 2.
The invention also discloses a kind of outdoor machine of air-conditioner with corrosion-resistant copper tube production process, comprises the following steps：
S1, casting：Copper raw material is put into line frequency furnace, the covering of charcoal coverture, then heats, treat that raw material is complete
Portion melts, and copper alloy molten metal is injected into crystallizer and prepares copper tube billet；
S2, rolling：Rolled using planetary rolling；
S3, drawing：The gas blow pipe for first passing through air pump and connecting on air pump is extend into the afterbody of copper pipe, to copper pipe
Inner wall is blown so that and air-flow is dried the inner wall of copper pipe along the extending direction of copper pipe, and drying time is 4 minutes,
Then drawing is carried out to copper pipe by joint drawing unit；
S4, disk are drawn：Disk drawing is carried out to copper pipe by tubing rewinding machine, obtains coiled copper pipe, then carry out receipts basket；
S5, annealing：Copper pipe after receipts basket is sent in annealing furnace and is annealed.
Annealing comprises the following steps that：When insulation 1 is small at 860 DEG C, furnace cooling.
Furnace temperature is maintained in casting process at 1350 DEG C.
Embodiment 2
A kind of corrosion-resistant copper pipe of outdoor machine of air-conditioner, content is as follows in percentage by weight for its chemical composition：Carbon 0.02%,
It is silicon 0.16%, manganese 4%, sulphur 0.002%, phosphorus 0.06%, nickel 11%, cobalt 2%, zinc 2%, iron 2%, dezincification inhibitor 0.6%, remaining
Measure as copper.Dezincification inhibitor is arsenic and antimony mixture, and the weight ratio of arsenic and antimony is 1: 2.
The invention also discloses a kind of outdoor machine of air-conditioner with corrosion-resistant copper tube production process, comprises the following steps：
S1, casting：Copper raw material is put into line frequency furnace, the covering of charcoal coverture, then heats, treat that raw material is complete
Portion melts, and copper alloy molten metal is injected into crystallizer and prepares copper tube billet；
S2, rolling：Rolled using planetary rolling；
S3, drawing：The gas blow pipe for first passing through air pump and connecting on air pump is extend into the afterbody of copper pipe, to copper pipe
Inner wall is blown so that and air-flow is dried the inner wall of copper pipe along the extending direction of copper pipe, and drying time is 5 minutes,
Then drawing is carried out to copper pipe by joint drawing unit；
S4, disk are drawn：Disk drawing is carried out to copper pipe by tubing rewinding machine, obtains coiled copper pipe, then carry out receipts basket；
S5, annealing：Copper pipe after receipts basket is sent in annealing furnace and is annealed.
Annealing comprises the following steps that：When insulation 1 is small at 880 DEG C, furnace cooling.
Furnace temperature is maintained in casting process at 1360 DEG C.
Embodiment 3
A kind of corrosion-resistant copper pipe of outdoor machine of air-conditioner, content is as follows in percentage by weight for its chemical composition：Carbon 0.03%,
Silicon 0.2%, manganese 5%, sulphur 0.003%, phosphorus 0.08%, nickel 14%, cobalt 2%, zinc 2%, iron 3%, dezincification inhibitor 1%, surplus
For copper.Dezincification inhibitor is arsenic and antimony mixture, and the weight ratio of arsenic and antimony is 1: 2.
The invention also discloses a kind of outdoor machine of air-conditioner with corrosion-resistant copper tube production process, comprises the following steps：
S1, casting：Copper raw material is put into line frequency furnace, the covering of charcoal coverture, then heats, treat that raw material is complete
Portion melts, and copper alloy molten metal is injected into crystallizer and prepares copper tube billet；
S2, rolling：Rolled using planetary rolling；
S3, drawing：The gas blow pipe for first passing through air pump and connecting on air pump is extend into the afterbody of copper pipe, to copper pipe
Inner wall is blown so that and air-flow is dried the inner wall of copper pipe along the extending direction of copper pipe, and drying time is 5 minutes,
Then drawing is carried out to copper pipe by joint drawing unit；
S4, disk are drawn：Disk drawing is carried out to copper pipe by tubing rewinding machine, obtains coiled copper pipe, then carry out receipts basket；
S5, annealing：Copper pipe after receipts basket is sent in annealing furnace and is annealed.
Annealing comprises the following steps that：When insulation 2 is small at 900 DEG C, furnace cooling.
Furnace temperature is maintained in casting process at 1380 DEG C.
Embodiment 4
A kind of corrosion-resistant copper pipe of outdoor machine of air-conditioner, content is as follows in percentage by weight for its chemical composition：Carbon 0.05%,
It is silicon 0.25%, manganese 6%, sulphur 0.005%, phosphorus 0.1%, nickel 15%, cobalt 3%, zinc 3%, iron 3%, dezincification inhibitor 1.5%, remaining
Measure as copper.Dezincification inhibitor is arsenic and antimony mixture, and the weight ratio of arsenic and antimony is 1: 2.
The invention also discloses a kind of outdoor machine of air-conditioner with corrosion-resistant copper tube production process, comprises the following steps：
S1, casting：Copper raw material is put into line frequency furnace, the covering of charcoal coverture, then heats, treat that raw material is complete
Portion melts, and copper alloy molten metal is injected into crystallizer and prepares copper tube billet；
S2, rolling：Rolled using planetary rolling；
S3, drawing：The gas blow pipe for first passing through air pump and connecting on air pump is extend into the afterbody of copper pipe, to copper pipe
Inner wall is blown so that and air-flow is dried the inner wall of copper pipe along the extending direction of copper pipe, and drying time is 6 minutes,
Then drawing is carried out to copper pipe by joint drawing unit；
S4, disk are drawn：Disk drawing is carried out to copper pipe by tubing rewinding machine, obtains coiled copper pipe, then carry out receipts basket；
S5, annealing：Copper pipe after receipts basket is sent in annealing furnace and is annealed.
Annealing comprises the following steps that：When insulation 2 is small at 920 DEG C, furnace cooling.
Furnace temperature is maintained in casting process at 1400 DEG C.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. the corrosion-resistant copper pipe of a kind of outdoor machine of air-conditioner, it is characterised in that content is as follows in percentage by weight for its chemical composition：
Carbon 0.01-0.05%, silicon 0.15-0.25%, manganese 3-6%, sulphur 0.001-0.005%, phosphorus 0.05-0.1%, nickel 10-15%, cobalt
1-3%, zinc 1-3%, iron 2-3%, dezincification inhibitor 0.5-1.5%, surplus are copper.
2. a kind of outdoor machine of air-conditioner corrosion-resistant copper pipe and production technology according to claim 1, it is characterised in that its chemistry
Optimal content is as follows in percentage by weight for component：Carbon 0.03%, silicon 0.2%, manganese 5%, sulphur 0.003%, phosphorus 0.08%, nickel
14%th, cobalt 2%, zinc 2%, iron 3%, dezincification inhibitor 1%, surplus are copper.
3. a kind of outdoor machine of air-conditioner corrosion-resistant copper pipe and production technology according to claim 1, it is characterised in that：Cobalt and zinc
Weight ratio be 1: 1.
4. a kind of outdoor machine of air-conditioner corrosion-resistant copper pipe and production technology according to claim 1, it is characterised in that：Dezincification presses down
Preparation is arsenic and antimony mixture, and the weight ratio of arsenic and antimony is 1: 2.
5. the corrosion-resistant copper tube production process of a kind of outdoor machine of air-conditioner according to claim 1, it is characterised in that including following
Step：
S1, casting：Copper raw material is put into line frequency furnace, the covering of charcoal coverture, then heats, treat that raw material all melts
Change, copper alloy molten metal is injected into crystallizer and prepares copper tube billet；
S2, rolling：Rolled using planetary rolling；
S3, drawing：The gas blow pipe for first passing through air pump and connecting on air pump is extend into the afterbody of copper pipe, to the inner wall of copper pipe
Blow so that air-flow is dried the inner wall of copper pipe along the extending direction of copper pipe, and drying time is 4-6 minutes, so
Drawing is carried out to copper pipe by joint drawing unit afterwards；
S4, disk are drawn：Disk drawing is carried out to copper pipe by tubing rewinding machine, obtains coiled copper pipe, then carry out receipts basket；
S5, annealing：Copper pipe after receipts basket is sent in annealing furnace and is annealed.
6. the preparation method for the corrosion-resistant White Copper Tubes stated according to claim 5, it is characterised in that annealing specific steps are such as
Under：When insulation 1-2 is small at 860-920 DEG C, furnace cooling.
7. the preparation method for the corrosion-resistant White Copper Tubes stated according to claim 5, it is characterised in that maintain furnace temperature to exist in casting process
1350-1400℃。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711271993.6A CN107988524A (en) | 2017-11-24 | 2017-11-24 | A kind of outdoor machine of air-conditioner corrosion-resistant copper pipe and production technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711271993.6A CN107988524A (en) | 2017-11-24 | 2017-11-24 | A kind of outdoor machine of air-conditioner corrosion-resistant copper pipe and production technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107988524A true CN107988524A (en) | 2018-05-04 |
Family
ID=62036147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711271993.6A Pending CN107988524A (en) | 2017-11-24 | 2017-11-24 | A kind of outdoor machine of air-conditioner corrosion-resistant copper pipe and production technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107988524A (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103740977A (en) * | 2014-01-16 | 2014-04-23 | 九星控股集团有限公司 | Corrosion-resistant white copper tube and manufacturing method thereof |
-
2017
- 2017-11-24 CN CN201711271993.6A patent/CN107988524A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103740977A (en) * | 2014-01-16 | 2014-04-23 | 九星控股集团有限公司 | Corrosion-resistant white copper tube and manufacturing method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 王国清等: "《发电企业安全运行技术问答丛书 汽轮机分册》", 30 April 2009, 中国电力出版社 * |
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Application publication date: 20180504 |
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