CN105543549A - High conductivity alloy for socket - Google Patents
High conductivity alloy for socket Download PDFInfo
- Publication number
- CN105543549A CN105543549A CN201511028544.XA CN201511028544A CN105543549A CN 105543549 A CN105543549 A CN 105543549A CN 201511028544 A CN201511028544 A CN 201511028544A CN 105543549 A CN105543549 A CN 105543549A
- Authority
- CN
- China
- Prior art keywords
- high conductivity
- socket
- copper
- alloy
- conductivity alloy
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- C22C9/04—Alloys based on copper with zinc as the next major constituent
-
- 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
- C22C1/03—Making non-ferrous alloys by melting using master alloys
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/03—Contact members characterised by the material, e.g. plating, or coating materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/10—Sockets for co-operation with pins or blades
Abstract
The invention relates to a high conductivity alloy for a socket. The high conductivity alloy comprises, by weight percentage, 21%-23% of zinc, 2%-3% of aluminum, 0.2%-0.5% of phosphorus, 2.5%-3.5% of silver, 0.1%-0.5% of yttrium and the balance copper. The invention further provides a preparing method for the high conductivity alloy for the socket. The preparing method includes the steps of smelting, pull casting, hot rolling, solid solution, finish rolling, aging treatment and the like. The high conductivity alloy for the socket has the higher electrical conductivity, performance such as elasticity, strength and hardness are excellent, the performance basically reaches or exceeds the performance of a common tin-phosphor bronze material, the requirement of a plug bush of the socket for materials can be completely met, the high conductivity alloy is a quiet suitable substitute material, the using amount of precious metal is less, and the cost is greatly reduced; and meanwhile, the preparing method for the high conductivity alloy for the socket is simple in process, practical and suitable for industrial large-scale production.
Description
Technical field
The present invention relates to field of alloy material, relate in particular to a kind of socket high conductivity alloy.
Background technology
Socket is one of a kind of power connector be most widely used, and wherein in socket, the material of sleeve plays an important role.In China, most sleeve material adopts tin-phosphor bronze material, tin-phosphor bronze material has the premium propertiess such as very high intensity, elasticity, wear resistance and electroconductibility, but tin-phosphor bronze price costly, brings huge pressure to the manufacturing cost of manufacturing enterprise.
Therefore, develop a kind of alloy material that can replace tin-phosphor bronze material, the alloy material for socket and bush particularly with high conduction performance becomes urgent problem.
Summary of the invention
Technical problem to be solved by this invention is to provide the socket high conductivity alloy that a kind of cost is low, can replace tin-phosphor bronze material.
In order to solve the problems of the technologies described above, the present invention adopts following technical scheme: a kind of socket high conductivity alloy, by weight percentage, following composition is comprised: zinc 21 ~ 23%, aluminium 2 ~ 3%, phosphorus 0.2 ~ 0.5%, silver 2.5 ~ 3.5%, yttrium 0.1 ~ 0.5%, copper surplus.
Preferably, the weight percent of each composition is: zinc 23%, aluminium 2%, phosphorus 0.3%, silver 3%, yttrium 0.5%, copper surplus.
The present invention also provides the preparation method of above-mentioned socket high conductivity alloy, comprises the following steps:
(1) under 1050 ~ 1250 DEG C of conditions, copper silver master alloy and electrolytic copper are joined in smelting furnace and carries out melting, zinc ingot metal and aluminium ingot continuation melting is added after fusing, copper yttrium master alloy and copper phosphorus master alloy continuation melting is added again after fusing, until whole melting sources and after mixing, under 1000 ~ 1200 DEG C of conditions, cast becomes ingot casting;
(2) ingot casting is joined in walking-beam furnace, heat 1.5 ~ 2.5 hours under 850 ~ 900 DEG C of conditions, be then rolled into slab;
(3) carry out solution treatment to slab, the temperature of solution treatment is 900 ~ 1000 DEG C, and the time is 1 ~ 1.5 hour;
(4) first pickling roughing is carried out to the slab through solution treatment, then roll in annealed pickling, then annealing and pickling finish rolling, annealing furnace temperature is 550 ~ 650 DEG C, is incubated 1 ~ 2.5 hour;
(5) carry out twice ageing treatment to the slab through finish rolling, the temperature of a timeliness 200 ~ 300 DEG C, the time is 5 ~ 18 hours, and the type of cooling is air cooling, and the temperature of secondary ageing is 350 ~ 450 DEG C, and the time is 7 ~ 14 hours, and the type of cooling is air cooling.
Beneficial effect of the present invention is: socket high conductivity alloy of the present invention not only has higher electroconductibility, and the excellent property such as elasticity, intensity, hardness, substantially the performance of general tin-phosphor bronze material is met or exceeded, it can meet the requirement of socket and bush to material completely, it is a kind of most suitable equivalent material, and noble metal dosage is few, cost is reduced greatly; Meanwhile, preparation method's technique of socket high conductivity alloy provided by the invention is simple, easy, is suitable for industrialization scale operation.
Embodiment
Below in conjunction with embodiment, the invention will be further described:
General description is carried out to the material used in the present invention's experiment and test method in this part.Although for realizing many materials that the object of the invention uses and working method is well known in the art, the present invention describes in detail as far as possible at this.It will be apparent to those skilled in the art that hereinafter, if not specified, material therefor of the present invention, equipment and working method are well known in the art.
Embodiment 1
A kind of socket high conductivity alloy, by weight percentage, comprises following composition: zinc 23%, aluminium 2%, phosphorus 0.3%, silver 3%, yttrium 0.5%, copper surplus.Its preparation method comprises the following steps:
(1) under 1150 DEG C of conditions, copper silver master alloy and electrolytic copper are joined in smelting furnace and carries out melting, zinc ingot metal and aluminium ingot continuation melting is added after fusing, copper yttrium master alloy and copper phosphorus master alloy continuation melting is added again after fusing, until whole melting sources and after mixing, under 1100 DEG C of conditions, cast becomes ingot casting;
(2) ingot casting is joined in walking-beam furnace, heat 2.5 hours under 850 DEG C of conditions, be then rolled into slab;
(3) carry out solution treatment to slab, the temperature of solution treatment is 1000 DEG C, and the time is 1 hour, and the type of cooling is water-cooled, is cooled to less than 50 DEG C;
(4) first pickling roughing is carried out to the slab through solution treatment, then roll in annealed pickling, then annealing and pickling finish rolling, annealing furnace temperature is 600 DEG C, is incubated 1.5 hours; Acid cleaning process comprises pickling, the leaching of pressure sour water, the punching of nylon brush brush, water, oven dry, wire brush wiper;
(5) carry out twice ageing treatment to the slab through finish rolling, the temperature of a timeliness 250 DEG C, the time is 12 hours, and the type of cooling is air cooling, and the temperature of secondary ageing is 350 DEG C, and the time is 14 hours, and the type of cooling is air cooling.
Embodiment 2
A kind of socket high conductivity alloy, by weight percentage, comprises following composition: zinc 21%, aluminium 2.5%, phosphorus 0.5%, silver 2.5%, yttrium 0.3%, copper surplus.Its preparation method comprises the following steps:
(1) under 1050 DEG C of conditions, copper silver master alloy and electrolytic copper are joined in smelting furnace and carries out melting, zinc ingot metal and aluminium ingot continuation melting is added after fusing, copper yttrium master alloy and copper phosphorus master alloy continuation melting is added again after fusing, until whole melting sources and after mixing, under 1000 DEG C of conditions, cast becomes ingot casting;
(2) ingot casting is joined in walking-beam furnace, heat 2 hours under 870 DEG C of conditions, be then rolled into slab;
(3) carry out solution treatment to slab, the temperature of solution treatment is 950 DEG C, and the time is 1.2 hours, and the type of cooling is water-cooled, is cooled to less than 50 DEG C;
(4) first pickling roughing is carried out to the slab through solution treatment, then roll in annealed pickling, then annealing and pickling finish rolling, annealing furnace temperature is 650 DEG C, is incubated 1 hour; Acid cleaning process comprises pickling, the leaching of pressure sour water, the punching of nylon brush brush, water, oven dry, wire brush wiper;
(5) carry out twice ageing treatment to the slab through finish rolling, the temperature of a timeliness 300 DEG C, the time is 5 hours, and the type of cooling is air cooling, the temperature of secondary ageing 400 DEG C, and the time is 10 hours, and the type of cooling is air cooling.
Embodiment 3
A kind of socket high conductivity alloy, by weight percentage, comprises following composition: zinc 22%, aluminium 3%, phosphorus 0.2%, silver 3.5%, yttrium 0.1%, copper surplus.Its preparation method comprises the following steps:
(1) under 1250 DEG C of conditions, copper silver master alloy and electrolytic copper are joined in smelting furnace and carries out melting, zinc ingot metal and aluminium ingot continuation melting is added after fusing, copper yttrium master alloy and copper phosphorus master alloy continuation melting is added again after fusing, until whole melting sources and after mixing, under 1200 DEG C of conditions, cast becomes ingot casting;
(2) ingot casting is joined in walking-beam furnace, heat 1.5 hours under 900 DEG C of conditions, be then rolled into slab;
(3) carry out solution treatment to slab, the temperature of solution treatment is 900 DEG C, and the time is 1.5 hours, and the type of cooling is water-cooled, is cooled to less than 50 DEG C;
(4) first pickling roughing is carried out to the slab through solution treatment, then roll in annealed pickling, then annealing and pickling finish rolling, annealing furnace temperature is 550 DEG C, is incubated 2.5 hours; Acid cleaning process comprises pickling, the leaching of pressure sour water, the punching of nylon brush brush, water, oven dry, wire brush wiper;
(5) carry out twice ageing treatment to the slab through finish rolling, the temperature of a timeliness 200 DEG C, the time is 18 hours, and the type of cooling is air cooling, and the temperature of secondary ageing is 450 DEG C, and the time is 7 hours, and the type of cooling is air cooling.
Embodiment 4
Alloy performance test
Test respectively the electroconductibility of the socket high conductivity alloy of embodiment 1 to embodiment 3, test result sees the following form 1:
Table 1
Test respectively the performance such as elasticity, tensile strength, hardness of the socket high conductivity alloy of embodiment 1 to embodiment 3, test result sees the following form 2:
Table 2
As can be seen from above test result, socket high conductivity alloy of the present invention not only has higher electroconductibility, and the excellent property such as elasticity, intensity, hardness, substantially the performance of general tin-phosphor bronze material is met or exceeded, it can meet the requirement of socket and bush to material completely, be a kind of most suitable equivalent material, and noble metal dosage is few, cost is reduced greatly.
Be to be understood that example as herein described and embodiment only in order to illustrate, those skilled in the art can make various amendment or change according to it, when not departing from spirit of the present invention, all belong to protection scope of the present invention.
Claims (3)
1. a socket high conductivity alloy, by weight percentage, comprises following composition: zinc 21 ~ 23%, aluminium 2 ~ 3%, phosphorus 0.2 ~ 0.5%, silver 2.5 ~ 3.5%, yttrium 0.1 ~ 0.5%, copper surplus.
2. socket high conductivity alloy as claimed in claim 1, it is characterized in that, the weight percent of each composition is: zinc 23%, aluminium 2%, phosphorus 0.3%, silver 3%, yttrium 0.5%, copper surplus.
3. the socket preparation method of high conductivity alloy as claimed in claim 1 or 2, comprises the following steps:
(1) under 1050 ~ 1250 DEG C of conditions, copper silver master alloy and electrolytic copper are joined in smelting furnace and carries out melting, zinc ingot metal and aluminium ingot continuation melting is added after fusing, copper yttrium master alloy and copper phosphorus master alloy continuation melting is added again after fusing, until whole melting sources and after mixing, under 1000 ~ 1200 DEG C of conditions, cast becomes ingot casting;
(2) ingot casting is joined in walking-beam furnace, heat 1.5 ~ 2.5 hours under 850 ~ 900 DEG C of conditions, be then rolled into slab;
(3) carry out solution treatment to slab, the temperature of solution treatment is 900 ~ 1000 DEG C, and the time is 1 ~ 1.5 hour;
(4) first pickling roughing is carried out to the slab through solution treatment, then roll in annealed pickling, then annealing and pickling finish rolling, annealing furnace temperature is 550 ~ 650 DEG C, is incubated 1 ~ 2.5 hour;
(5) carry out twice ageing treatment to the slab through finish rolling, the temperature of a timeliness 200 ~ 300 DEG C, the time is 5 ~ 18 hours, and the type of cooling is air cooling, and the temperature of secondary ageing is 350 ~ 450 DEG C, and the time is 7 ~ 14 hours, and the type of cooling is air cooling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511028544.XA CN105543549B (en) | 2015-12-30 | 2015-12-30 | A kind of socket high conductivity alloy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511028544.XA CN105543549B (en) | 2015-12-30 | 2015-12-30 | A kind of socket high conductivity alloy |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105543549A true CN105543549A (en) | 2016-05-04 |
| CN105543549B CN105543549B (en) | 2017-08-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511028544.XA Expired - Fee Related CN105543549B (en) | 2015-12-30 | 2015-12-30 | A kind of socket high conductivity alloy |
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| Country | Link |
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| CN (1) | CN105543549B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115821109A (en) * | 2022-12-29 | 2023-03-21 | 南通尔东金属科技有限公司 | Preparation process of high-strength high-conductivity metal |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09316570A (en) * | 1996-05-30 | 1997-12-09 | Chuetsu Gokin Chuko Kk | End bearing for one-way clutch and other sliding part |
| CN101215654A (en) * | 2008-01-04 | 2008-07-09 | 宁波博威集团有限公司 | High-strength brass alloy |
| CN102719696A (en) * | 2012-06-27 | 2012-10-10 | 宁波金田铜业(集团)股份有限公司 | Elastic brass alloy and preparation method thereof |
| JP5109073B2 (en) * | 2008-02-07 | 2012-12-26 | Ｄｏｗａメタルテック株式会社 | Copper alloy sheet and manufacturing method thereof |
| CN103131894A (en) * | 2013-03-15 | 2013-06-05 | 宁波金田铜业(集团)股份有限公司 | High-elasticity and high-conductivity copper alloy and production method thereof |
-
2015
- 2015-12-30 CN CN201511028544.XA patent/CN105543549B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09316570A (en) * | 1996-05-30 | 1997-12-09 | Chuetsu Gokin Chuko Kk | End bearing for one-way clutch and other sliding part |
| CN101215654A (en) * | 2008-01-04 | 2008-07-09 | 宁波博威集团有限公司 | High-strength brass alloy |
| JP5109073B2 (en) * | 2008-02-07 | 2012-12-26 | Ｄｏｗａメタルテック株式会社 | Copper alloy sheet and manufacturing method thereof |
| CN102719696A (en) * | 2012-06-27 | 2012-10-10 | 宁波金田铜业(集团)股份有限公司 | Elastic brass alloy and preparation method thereof |
| CN103131894A (en) * | 2013-03-15 | 2013-06-05 | 宁波金田铜业(集团)股份有限公司 | High-elasticity and high-conductivity copper alloy and production method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115821109A (en) * | 2022-12-29 | 2023-03-21 | 南通尔东金属科技有限公司 | Preparation process of high-strength high-conductivity metal |
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| CN105543549B (en) | 2017-08-25 |
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Granted publication date: 20170825 Termination date: 20201230 |