CN1990889A - Non-magnetic corrosion resisting copper alloy material - Google Patents
Non-magnetic corrosion resisting copper alloy material Download PDFInfo
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- CN1990889A CN1990889A CNA2005101328071A CN200510132807A CN1990889A CN 1990889 A CN1990889 A CN 1990889A CN A2005101328071 A CNA2005101328071 A CN A2005101328071A CN 200510132807 A CN200510132807 A CN 200510132807A CN 1990889 A CN1990889 A CN 1990889A
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Abstract
The invention discloses a non magnetic corrosion-resistant copper alloy material. It is characterized in that the components and their weight proportion are as follows: Ni 0.05-2%, Al 2-15%, Zn 0.5-8%, 5 Sn 1-10%, and the left are Cu. The non magnetic corrosion-resistant copper alloy material is prepared by adding alloy element with suitable amount, and it possesses good corrosion-resitance property, especially in salty water and atmosphere condition, stable diamagnetism, wide application in ship building industry and instrument material.
Description
Technical field
The present invention relates to a kind of non-magnetic corrosion resisting copper alloy material.
Background technology
Occurring in nature is flooded with various magnetic fields, and exists different corrosion in different physical environments, and can and contain and have fine corrosion resistance nature in the salinity water at atmosphere, and again can diamagnetic interferential material, become the more and more urgent requirement of modern industry.Copper is not only at atmosphere with contain and have fine corrosion resistance nature in the salinity water, and the cupric ion that dissolves in the water has germicidal action, can prevent biodeterioration in the salt solution.Usually use copper alloy poor corrosion resistance under salt solution and atmospheric environment while service condition, and antimagnetic poor performance, after use for some time, its internal unit direction finding precision mistake is increased as the equipment protection cover, influence the equipment direction finding precision.
Summary of the invention
The purpose of this invention is to provide a kind of non-magnetic corrosion resisting copper alloy material.
For achieving the above object, the present invention takes following technical scheme:
A kind of non-magnetic corrosion resisting copper alloy material, by weight percentage, this alloying constituent is Ni 0.05～2wt%, Al 2～15wt%, Zn 0.5～8wt%, Sn 1～10wt%, surplus is Cu.
A kind of preparation method of non-magnetic corrosion resisting copper alloy material, this method comprises the steps:
(1), get the raw materials ready, wherein, copper raw material is to adopt electrolytic copper by the alloying constituent content of non-magnetic corrosion resisting copper alloy material of the present invention;
(2), electrolytic copper, Ni, Sn, Zn are carried out preheating respectively, preheating temperature is respectively 150 ℃～300 ℃;
(3), crucible is preheated to garnet;
(4), in crucible, add the fusing that heats up of electrolytic copper through preheating, the temperature of fused solution reaches 1180 ℃～1220 ℃;
(5), above-mentioned fused solution is carried out deoxidation treatment, stir, static after the deoxidation;
(6), in above-mentioned fused solution, add raw material Ni, the Sn of preheating, and stir, temperature reaches 1080 ℃～1120 ℃;
(7), in above-mentioned alloy liquid, add the raw material Zn of preheating, and stir;
(8), treat that material in the crucible melts the back entirely and adds raw material A l, and stir, after all melting, at last alloy liquid is poured into copper alloy casting ingot.
Be adjustment copper alloy casting ingot interior tissue and phase structure and condition of surface, thereby reach required mechanical property and corrosion resistance nature, no magnetic Vulcan metal has adopted forging process.
Its processing condition are: (1) is heated to 720 ℃ with copper alloy, is incubated 1 hour;
(2), forge the cup-shaped part blank with 150 kilograms of forging hammer air flat-die forgings;
(3) the shrend cooling is adopted in cooling.
Advantage of the present invention is:
(1), the anti-corrosion copper condensation material of no magnetic of the present invention all has fine corrosion resistant performance in atmosphere and salt solution, especially in salt solution and atmospheric environment simultaneously under the service condition, corrosion resistance is very strong.
(2), this material has lower susceptibility, in use magnetic property is stable.
(3), this materials processing is convenient, the production efficiency height can be machined to the product of different size, model according to customer requirements, is user-friendly to.
(4), alloying constituent content range broad of the present invention, no magnetic Vulcan metal that can the production seriation, and demand that can be different according to the user are formulated no magnetic Vulcan metal technical feature standard, thereby make no magnetic Vulcan metal standardization, seriation.
(5), this materials processing low price, metal ingredient easily obtains in its alloy.
(6), this materials processing is simple and convenient, operability is big.
The anti-corrosion copper condensation material of no magnetic of the present invention can be used for departments such as shipping industry, the industry of instrument material section, can be used as the protective guard of precision instrumentation.
Description of drawings
Fig. 1 is the melting technology schema of preparation non-magnetic corrosion resisting copper alloy material of the present invention
Embodiment
Embodiment 1
Adopt following processing step to prepare non-magnetic corrosion resisting copper alloy material, and describe in conjunction with Fig. 1 (melting technology schema).
(1), get the raw materials ready, wherein, copper raw material is to adopt electrolytic copper according to following alloying constituent content, Ni 0.05wt%, and Al 15wt%, Zn 8wt%, Sn 1wt%, surplus is Cu;
(2), electrolytic copper, Ni, Sn, Zn are carried out preheating respectively, preheating temperature is respectively 200 ℃;
(3), crucible is preheated to garnet;
(4), in crucible, add the fusing that heats up of electrolytic copper through preheating, the temperature of fused solution reaches 1200 ℃;
(5), above-mentioned fused solution is carried out deoxidation treatment, stir, static after the deoxidation;
(6), in above-mentioned fused solution, add raw material Ni, the Sn of preheating, and stir, temperature reaches 1100 ℃;
(7), in above-mentioned alloy liquid, add the raw material Zn of preheating, and stir;
(8), treat that material in the crucible melts the back entirely and adds raw material A l, and stir, after all melting, at last alloy liquid is poured into copper alloy casting ingot.
(9) and then carry out forging process, its processing condition are: copper alloy is heated to 720 ℃, is incubated 1 hour again; Use 150 kilograms of forging hammer air flat-die forgings then; At last, adopt the shrend cooling.The copper alloy of embodiment 1 is thrown in weightlessness and average corrosion rate such as the following table 1 in 1 year in the salt lake.
Embodiment 2
Embodiment 2 is except that alloying constituent content and embodiment 1 are different, and other are all identical with embodiment 1.
The copper alloy component content of this embodiment 2 is: Ni 2wt%, and Al 2wt%, Zn 0.5wt%, Sn 10wt%, surplus is Cu.
Table 1:
| Sample | Weigh after removing corrosion product | Weight in average/g | Original weight in average/g | Weightlessness/g | Original average surface area/cm 2 | Average corrosion rate/μ m/a | ||
| For the first time/g | For the second time/g | For the third time/g | ||||||
| Embodiment 1 | 526.02 | 526.02 | 526.02 | 526.02 | 527.23 | 1.21 | 419.373 | 2.89 |
| Embodiment 2 | 527.12 | 527.12 | 527.12 | 527.12 | 529.56 | 2.44 | 419.373 | 5.82 |
Embodiment 3
Embodiment 3 is except that alloying constituent content and embodiment 1 are different, and other are all identical with embodiment 1.
The copper alloy component content of this embodiment 3 is: Ni 1wt%, and Al 8wt%, Zn 4wt%, Sn 5wt%, surplus is Cu.
The diamagnetic performance of no magnetic Vulcan metal material to this embodiment 3 is tested.This test simulation does not have magnetic Vulcan metal material installation user mode, verifies that no magnetic Vulcan metal material is after extraneous high-intensity magnetic field magnetization, to the influence of magnetic bearing transmitter direction finding precision.The testing apparatus that is adopted is: 1, MODEL:GDM-8145 digital watch; 2, DH1715A-3 two-way current regulator power supply; 3, gyroscopic instrument integration test turntable; 4, CC-CD-401 type magnetic bearing transmitter.
Testing method adopts following three steps:
First test procedure is that the magnetic bearing transmitter is fixed on the horizontal revolving stage, and revolution reads X, Y value for 30 °, calculates measuring accuracy, and measurements and calculations the results are shown in following table 2.
Table 2
| Numbering | Corner | Y | X | Calculated value | Difference | Standard error |
| 1 | 0 | -16 | 3256 | 0.3 | 0.3 | σ＝0.55 |
| 2 | 30 | -1637 | 2807 | 30.25 | 0.25 | |
| 3 | 60 | -2806 | 1614 | 60.09 | 0.09 | |
| 4 | 90 | -3234 | -21 | 90.37 | 0.37 | |
| 5 | 120 | -2784 | -1645 | 120.58 | 0.58 | |
| 6 | 150 | -1590 | -2824 | 150.62 | 0.62 | |
| 7 | 180 | 57 | -3253 | 181 | 1 | |
| 8 | 210 | 1679 | -2800 | 210.94 | 0.94 | |
| 9 | 240 | 2865 | -1603 | 240.77 | 0.77 | |
| 10 | 270 | 3288 | 26 | 270.45 | 0.45 | |
| 11 | 300 | 2837 | 1663 | 300.38 | 0.38 | |
| 12 | 330 | 1627 | 2844 | 330.223 | 0.223 | |
| 13 | 360 | -13 | 3262 | 0.23 | 0.23 |
Second test procedure is before no magnetic Vulcan metal cavity magnetization, the magnetic bearing transmitter is contained in the cavity of this Cu alloy material, and is fixed on the horizontal revolving stage, and revolution reads X, Y value for 30 °, calculates measuring accuracy.Measurements and calculations result such as following table 3.
Table 3
| Numbering | Corner | Y | X | Calculated value | Difference | Standard error |
| 1 | 0 | -14 | 3319 | 0.24 | 0.24 | σ＝1.13 |
| 2 | 30 | -1621 | 2854 | 29.59 | 0.41 | |
| 3 | 60 | -2780 | 1635 | 59.54 | 0.46 | |
| 4 | 90 | -3185 | -9 | 90.16 | 0.16 | |
| 5 | 120 | -2732 | -1619 | 120.65 | 0.65 | |
| 6 | 150 | -1541 | -2796 | 151.14 | 1.14 | |
| 7 | 180 | 56 | -3209 | 180.99 | 0.99 | |
| 8 | 210 | 1689 | -2743 | 211.62 | 1.62 | |
| 9 | 240 | 2854 | -1533 | 241.76 | 1.76 | |
| 10 | 270 | 3264 | 110 | 271.93 | 1.93 | |
| 11 | 300 | 2808 | 1729 | 301.62 | 1.62 | |
| 12 | 330 | 1602 | 2907 | 331.14 | 1.14 | |
| 13 | 360 | -16 | 3315 | 0.28 | 0.28 |
The 3rd test procedure is after no magnetic Vulcan metal cavity carries out extraneous high-intensity magnetic field magnetization, in the cavity of again the magnetic bearing transmitter being packed into, and cavity is fixed on the horizontal revolving stage, and revolution reads X, Y value for 30 °, the calculating measuring accuracy.Measurements and calculations result such as following table 4.
Table 4
| Numbering | Corner | Y | X | Calculated value | Difference | Standard error |
| 1 | 0 | 2 | 3274 | 0.035 | 0.035 | σ＝0.95 |
| 2 | 30 | -1596 | 2821 | 29.500 | 0.5 | |
| 3 | 60 | -2756 | 1618 | 59.584 | 0.416 | |
| 4 | 90 | -3170 | -10 | 90.181 | 0.181 | |
| 5 | 120 | -2714 | -1625 | 120.910 | 0.91 | |
| 6 | 150 | -1534 | -2790 | 151.197 | 1.197 | |
| 7 | 180 | 68 | -3204 | 181.216 | 1.216 | |
| 8 | 210 | 1676 | -2748 | 211.379 | 1.379 | |
| 9 | 240 | 2835 | -1548 | 241.364 | 1.364 | |
| 10 | 270 | 3246 | 80 | 271.412 | 1.412 | |
| 11 | 300 | 2800 | 1690 | 301.114 | 1.114 | |
| 12 | 330 | 1612 | 2862 | 330.610 | 0.61 | |
| 13 | 360 | 16 | 3276 | 359.720 | 0.28 |
Show that through the diamagnetic performance of no magnetic Vulcan metal material of this embodiment 3 is carried out test result no magnetic Vulcan metal of the present invention has lower susceptibility, in use magnetic property is stable.
Table 5 is stated in the corrosion situation contrast in a year in the salt lake of the no magnetic Vulcan metal material of this embodiment 3 and red copper, silicon bronze as follows.
Table 5
| Sample | Weigh after removing corrosion product | Weight in average g | Original weight in average g | Weightless g | Original average surface area cm 2 | Average corrosion rate μ m/a | ||
| G for the first time | G for the second time | G for the third time | ||||||
| Red copper | 529.97 | 529.97 | 529.97 | 529.97 | 531.34 | 1.37 | 418.00 | 3.23 |
| Silicon bronze | 650.70 | 650.70 | 650.70 | 650.70 | 652.26 | 2.56 | 423.24 | 5.96 |
| Vulcan metal | 525.99 | 525.99 | 525.99 | 525.99 | 528.15 | 2.16 | 419.373 | 5.08 |
Show that through no magnetic Vulcan metal material and red copper, silicon bronze corrosion situation contrast in a year in the salt lake corrosion resistance is better than silicon bronze in the no magnetic Vulcan metal material salt solution of the present invention to embodiment 3.
In sum; non-magnetic corrosion resisting copper alloy material of the present invention is to be prepared from by an amount of alloying element of reasonable interpolation; fine corrosion resistance nature and diamagnetic stable performance are arranged in containing salinity water; especially under salt solution and atmospheric environment while service condition; its corrosion resistance nature effect is also fine; can be widely used in departments such as shipping industry, instrument material industry, have remarkable advantages than normally used copper alloy as the protective guard of precision instrumentation.Non-magnetic corrosion resisting copper alloy of the present invention has changed the poor corrosion resistance of ordinary copper alloy, the shortcoming of antimagnetic poor performance, can be used as the equipment protection cover, does not influence the equipment direction finding precision.
Claims (1)
1, a kind of non-magnetic corrosion resisting copper alloy material is characterized in that: by weight percentage, this alloying constituent is Ni 0.05～2wt%, Al 2～15wt%, and Zn 0.5～8wt%, Sn 1～10wt%, surplus is Cu.
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| CNB2005101328071A CN100447267C (en) | 2005-12-27 | 2005-12-27 | Non-magnetic corrosion resisting copper alloy material |
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| CNB2005101328071A CN100447267C (en) | 2005-12-27 | 2005-12-27 | Non-magnetic corrosion resisting copper alloy material |
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| CN1990889A true CN1990889A (en) | 2007-07-04 |
| CN100447267C CN100447267C (en) | 2008-12-31 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103509966A (en) * | 2013-10-18 | 2014-01-15 | 苏州天兼金属新材料有限公司 | Alloy material applicable to aerospace field and preparation method thereof |
| CN106636736A (en) * | 2016-12-19 | 2017-05-10 | 昆山哈利法塔金属有限公司 | Copper alloy material |
| CN112301253A (en) * | 2020-10-10 | 2021-02-02 | 福建联其新材料有限公司 | Titanium bronze material and method for manufacturing alloy plate by using same |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63277732A (en) * | 1987-05-08 | 1988-11-15 | Chuetsu Gokin Chuko Kk | Corrosion resistant special brass alloy |
| JPH01162737A (en) * | 1987-12-18 | 1989-06-27 | Nippon Mining Co Ltd | Copper alloy for electronic parts |
| CN1256451C (en) * | 2001-12-19 | 2006-05-17 | 浙江大学 | Anticorrosion cast multi-element Cu-alloy simulating golden colour and its preparing process |
-
2005
- 2005-12-27 CN CNB2005101328071A patent/CN100447267C/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103509966A (en) * | 2013-10-18 | 2014-01-15 | 苏州天兼金属新材料有限公司 | Alloy material applicable to aerospace field and preparation method thereof |
| CN103509966B (en) * | 2013-10-18 | 2015-09-09 | 苏州天兼新材料科技有限公司 | A kind of alloy material and manufacture method thereof being applicable to aerospace field |
| CN106636736A (en) * | 2016-12-19 | 2017-05-10 | 昆山哈利法塔金属有限公司 | Copper alloy material |
| CN112301253A (en) * | 2020-10-10 | 2021-02-02 | 福建联其新材料有限公司 | Titanium bronze material and method for manufacturing alloy plate by using same |
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Assignee: Yingtan Xingye Electronic Metal Material Co., Ltd. Assignor: General Research Institute for Nonferrous Metals Contract record no.: 2011360000070 Denomination of invention: Non-magnetic corrosion resisting copper alloy material Granted publication date: 20081231 License type: Exclusive License Open date: 20070704 Record date: 20110627 |
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Effective date of registration: 20190702 Address after: 101407 No. 11 Xingke East Street, Yanqi Economic Development Zone, Huairou District, Beijing Patentee after: Research Institute of engineering and Technology Co., Ltd. Address before: 100088, 2, Xinjie street, Beijing Patentee before: General Research Institute for Nonferrous Metals |
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Granted publication date: 20081231 Termination date: 20201227 |