CN103555996A - Method for preparing copper alloy valve body - Google Patents
Method for preparing copper alloy valve body Download PDFInfo
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- CN103555996A CN103555996A CN201310536953.5A CN201310536953A CN103555996A CN 103555996 A CN103555996 A CN 103555996A CN 201310536953 A CN201310536953 A CN 201310536953A CN 103555996 A CN103555996 A CN 103555996A
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- 229910000881 Cu alloy Inorganic materials 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 16
- 229910052802 copper Inorganic materials 0.000 claims abstract description 42
- 239000010949 copper Substances 0.000 claims abstract description 42
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 32
- 229910052755 nonmetal Inorganic materials 0.000 claims abstract description 25
- 239000000126 substance Substances 0.000 claims abstract description 17
- 229910052749 magnesium Inorganic materials 0.000 claims description 32
- 239000011777 magnesium Substances 0.000 claims description 32
- 229910052748 manganese Inorganic materials 0.000 claims description 24
- 238000005480 shot peening Methods 0.000 claims description 24
- 239000011701 zinc Substances 0.000 claims description 24
- 229910000838 Al alloy Inorganic materials 0.000 claims description 18
- 238000005275 alloying Methods 0.000 claims description 18
- 238000001816 cooling Methods 0.000 claims description 18
- 238000009413 insulation Methods 0.000 claims description 16
- 239000000203 mixture Substances 0.000 claims description 16
- 238000002360 preparation method Methods 0.000 claims description 15
- 229910052797 bismuth Inorganic materials 0.000 claims description 14
- 229910052750 molybdenum Inorganic materials 0.000 claims description 14
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 14
- 229910052718 tin Inorganic materials 0.000 claims description 14
- 229910052725 zinc Inorganic materials 0.000 claims description 14
- 238000003723 Smelting Methods 0.000 claims description 10
- 239000004411 aluminium Substances 0.000 claims description 10
- 229910052782 aluminium Inorganic materials 0.000 claims description 10
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 10
- 229910045601 alloy Inorganic materials 0.000 claims description 9
- 239000000956 alloy Substances 0.000 claims description 9
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 8
- 229910001297 Zn alloy Inorganic materials 0.000 claims description 8
- QELJHCBNGDEXLD-UHFFFAOYSA-N nickel zinc Chemical compound [Ni].[Zn] QELJHCBNGDEXLD-UHFFFAOYSA-N 0.000 claims description 8
- 239000002245 particle Substances 0.000 claims description 8
- 238000010791 quenching Methods 0.000 claims description 8
- 238000005507 spraying Methods 0.000 claims description 8
- 238000007669 thermal treatment Methods 0.000 claims description 8
- 238000005495 investment casting Methods 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000005422 blasting Methods 0.000 abstract 1
- 238000005266 casting Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000000137 annealing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
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Abstract
The invention discloses a method for preparing a copper alloy valve body. The copper alloy valve body is characterized by comprising the following chemical components in percentage by mass: 18-20% of Ni, 3-4% of Zn, 8-9% of Mg, 0.03-0.04% of Sn, 0.07-0.08% of Sb, 0.05-0.06% of Ca, 0.03-0.04% of Bi, 0.01-0.02% of Ti, 0.03-0.04% of Mn, 0.02-0.03% of Y, 0.05-0.06% of Mo and the balance of copper and inevitable non-metal inclusions. By adopting precision casting and shot blasting techniques, the compactness of the copper alloy valve body is improved, a technology is simplified, the production efficiency is improved, and the production cost is reduced.
Description
Technical field
The present invention relates to a kind of method of preparing Copper Alloy Valve, belong to copper base alloy and manufacture field.
Background technology
Corronel is owing to having good mechanical property, wear resistance, solidity to corrosion etc., thereby in valve body manufacture field, obtained using widely, but in view of the poor hot workability of corronel, the forming mode of corronel bar is mainly casting, but the corronel of casting exists subsurface defect many, compactness is poor, and the problems such as seepage easily appear in life-time service, and reliability, yield rate, work-ing life, material use efficiency that this makes to cast corronel etc. is all restricted; And prior art prepare corronel need be through press working, homogenizing annealing repeatedly, and its complete processing is complicated, causes existing corronel cost higher.
Summary of the invention
The object of this invention is to provide a kind ofly solve that prior art casting corronel valve inner defect is many, the production technique of the poor problem of compactness, simplification technique, the making corronel valve body of enhancing productivity, reducing production costs.
The invention discloses for achieving the above object a kind of preparation method of precision casting Copper Alloy Valve, it is characterized in that, the weight percent of alloy composition is: Ni 18-20%, Zn 3-4%, Mg 8-9%, Sn 0.03-0.04%, Sb 0.07-0.08%, Ca 0.05-0.06%, Bi 0.03-0.04%, Ti 0.01-0.02%, Mn 0.03-0.04%, Y 0.02-0.03%, Mo 0.05-0.06%, surplus is copper and inevitable nonmetal inclusion
The preparation method of institute's corronel valve body, comprises the following steps: according to above-mentioned corronel chemical composition, require to prepare burden; First add fine copper ingot, after the fusing of fine copper ingot, add nickel zinc alloy, add again magnesium, finally add containing other alloying elements, smelting temperature is 1380-1390 ℃, cast: pouring temperature is 1360-1370 ℃, after carry out the demoulding, the corronel valve body obtaining is incubated 120-150 minute at 860-880 ℃, then in this temperature, carries out quench treatment; Rate of cooling is for being greater than 30 ℃/sec; Afterwards Copper Alloy Valve is heated to 360-380 ℃ of insulation 12-14 hour; With 2 ℃/min of rate of temperature fall, drop to 310-330 ℃ afterwards, insulation 8-9 hour, after with 1 ℃/min of rate of temperature fall, drop to 270-280 ℃, insulation 4-6 hour, after with 1 ℃/min of rate of temperature fall, drop to 210-230 ℃ again, insulation 5-6 hour, air cooling is to room temperature,
After thermal treatment, described valve body is placed on the loading stage of blaster and carries out shot peening; Loading stage at the uniform velocity rotates with the rotating speed of 6rad/min; The jet angle of shot-peening constantly changes between 40-70 °; Spraying pressure is 0.2MPa; The particle diameter of aluminium alloy bullet is 0.1mm; The shot-peening time is 90 minutes, obtains final valve body, and described aluminium alloy bullet alloying element consists of: Zn 12-13%, and Cu 5-6%, Ti 4-5%, Mg 1-2%, Mn 0.01-0.02%, surplus is aluminium and inevitable nonmetal inclusion.
As preferably, chemical component weight per-cent is: Ni 19%, Zn 3.5%, Mg 8.5%, Sn 0.035%, Sb 0.075%, Ca 0.055%, Bi 0.035%, Ti 0.015%, Mn 0.035%, Y 0.025%, Mo 0.055%, surplus is copper and inevitable nonmetal inclusion.
As preferably, chemical component weight per-cent is: Ni 18%, Zn 3%, Mg 8%, Sn 0.03%, Sb 0.07%, Ca 0.05%, Bi 0.03%, Ti 0.01%, Mn 0.03%, Y 0.02%, Mo 0.05%, surplus is copper and inevitable nonmetal inclusion.
As preferably, chemical component weight per-cent is: Ni 20%, Zn 4%, Mg 9%, Sn 0.04%, Sb 0.08%, Ca 0.06%, Bi 0.04%, Ti 0.02%, Mn 0.04%, Y 0.03%, Mo 0.06%, surplus is copper and inevitable nonmetal inclusion.
As preferably, smelting temperature is 1385 ℃, and pouring temperature is 1365 ℃.
As preferably, chemical component weight per-cent is: Copper Alloy Valve was 370 ℃ of insulations 13 hours; After with 2 ℃/min of rate of temperature fall, drop to 320 ℃, be incubated 8 hours, after with 1 ℃/min of rate of temperature fall, drop to 275 ℃, be incubated 5 hours, after with 1 ℃/min of rate of temperature fall, drop to 220 ℃ again, be incubated 5 hours, air cooling is to room temperature.
As preferably, described aluminium alloy bullet alloying element consists of: Zn 12.5%, and Cu 5.5%, and Ti 4.5%, and Mg 1.5%, and Mn 0.015%, and surplus is aluminium and inevitable nonmetal inclusion.
The invention has the beneficial effects as follows:
Precision casting Copper Alloy Valve of the present invention requires mould and the technique of design according to finished product, refinement crystal grain, reduced corronel subsurface defect, improved the ductility of corronel, improved the compactness of Copper Alloy Valve, simplify technique, improved production efficiency, reduced production cost.
Embodiment
Embodiment 1:
A kind of preparation method of precision casting corronel valve body is provided, it is characterized in that, the weight percent of alloy composition is: Ni 18%, Zn 3%, Mg 8%, Sn 0.03%, Sb 0.07%, Ca 0.05%, Bi 0.03%, Ti 0.01%, Mn 0.03%, Y 0.02%, Mo 0.05%, surplus is copper and inevitable nonmetal inclusion
The preparation method of institute's corronel valve body, comprises the following steps: according to above-mentioned corronel chemical composition, require to prepare burden; First add fine copper ingot, after the fusing of fine copper ingot, add nickel zinc alloy, add again magnesium, finally add containing other alloying elements, smelting temperature is 1380 ℃, cast: pouring temperature is 1360 ℃, after carry out the demoulding, the corronel valve body obtaining is incubated 120 minutes at 860 ℃, then in this temperature, carries out quench treatment; Rate of cooling is for being greater than 30 ℃/sec; Afterwards Copper Alloy Valve is heated to 360 ℃ of insulations 12 hours; With 2 ℃/min of rate of temperature fall, drop to 310 ℃ afterwards, be incubated 8 hours, after with 1 ℃/min of rate of temperature fall, drop to 270 ℃, be incubated 4 hours, after with 1 ℃/min of rate of temperature fall, drop to 210 ℃ again, be incubated 5 hours, air cooling is to room temperature,
After thermal treatment, described valve body is placed on the loading stage of blaster and carries out shot peening; Loading stage at the uniform velocity rotates with the rotating speed of 6rad/min; The jet angle of shot-peening constantly changes between 40-70 °; Spraying pressure is 0.2MPa; The particle diameter of aluminium alloy bullet is 0.1mm; The shot-peening time is 90 minutes, obtains final valve body, and described aluminium alloy bullet alloying element consists of: Zn 12%, and Cu 5%, and Ti 4%, and Mg 1%, and Mn 0.01%, and surplus is aluminium and inevitable nonmetal inclusion.
Embodiment 2:
A kind of preparation method of precision casting corronel valve body is provided, it is characterized in that, the weight percent of alloy composition is: Ni 20%, Zn 4%, Mg 9%, Sn 0.04%, Sb 0.08%, Ca 0.06%, Bi 0.04%, Ti 0.02%, Mn 0.04%, Y 0.03%, Mo 0.06%, surplus is copper and inevitable nonmetal inclusion
The preparation method of institute's corronel valve body, comprises the following steps: according to above-mentioned corronel chemical composition, require to prepare burden; First add fine copper ingot, after the fusing of fine copper ingot, add nickel zinc alloy, add again magnesium, finally add containing other alloying elements, smelting temperature is 1390 ℃, cast: pouring temperature is 1370 ℃, after carry out the demoulding, the corronel valve body obtaining is incubated 150 minutes at 880 ℃, then in this temperature, carries out quench treatment; Rate of cooling is for being greater than 30 ℃/sec; Afterwards Copper Alloy Valve is heated to 380 ℃ of insulations 14 hours; With 2 ℃/min of rate of temperature fall, drop to 330 ℃ afterwards, be incubated 9 hours, after with 1 ℃/min of rate of temperature fall, drop to 280 ℃, be incubated 6 hours, after with 1 ℃/min of rate of temperature fall, drop to 230 ℃ again, be incubated 6 hours, air cooling is to room temperature,
After thermal treatment, described valve body is placed on the loading stage of blaster and carries out shot peening; Loading stage at the uniform velocity rotates with the rotating speed of 6rad/min; The jet angle of shot-peening constantly changes between 40-70 °; Spraying pressure is 0.2MPa; The particle diameter of aluminium alloy bullet is 0.1mm; The shot-peening time is 90 minutes, obtains final valve body, and described aluminium alloy bullet alloying element consists of: Zn 13%, and Cu 6%, and Ti 5%, and Mg 2%, and Mn 0.02%, and surplus is aluminium and inevitable nonmetal inclusion.
Embodiment 3:
A kind of preparation method of precision casting corronel valve body is provided, it is characterized in that, the weight percent of alloy composition is: Ni 19%, Zn 3.5%, Mg 8.5%, Sn 0.035%, Sb 0.075%, Ca 0.055%, Bi 0.035%, Ti 0.015%, Mn 0.035%, Y 0.025%, Mo 0.055%, surplus is copper and inevitable nonmetal inclusion
The preparation method of institute's corronel valve body, comprises the following steps: according to above-mentioned corronel chemical composition, require to prepare burden; First add fine copper ingot, after the fusing of fine copper ingot, add nickel zinc alloy, add again magnesium, finally add containing other alloying elements, smelting temperature is 1385 ℃, cast: pouring temperature is 1365 ℃, after carry out the demoulding, the corronel valve body obtaining is incubated 130 minutes at 870 ℃, then in this temperature, carries out quench treatment; Rate of cooling is for being greater than 30 ℃/sec; Afterwards Copper Alloy Valve is heated to 370 ℃ of insulations 13 hours; With 2 ℃/min of rate of temperature fall, drop to 320 ℃ afterwards, be incubated 8.5 hours, after with 1 ℃/min of rate of temperature fall, drop to 275 ℃, be incubated 5 hours, after with 1 ℃/min of rate of temperature fall, drop to 220 ℃ again, be incubated 5.5 hours, air cooling is to room temperature,
After thermal treatment, described valve body is placed on the loading stage of blaster and carries out shot peening; Loading stage at the uniform velocity rotates with the rotating speed of 6rad/min; The jet angle of shot-peening constantly changes between 40-70 °; Spraying pressure is 0.2MPa; The particle diameter of aluminium alloy bullet is 0.1mm; The shot-peening time is 90 minutes, obtains final valve body, and described aluminium alloy bullet alloying element consists of: Zn 12.5%, and Cu 5.5%, and Ti 4.5%, and Mg 1.5%, and Mn 0.015%, and surplus is aluminium and inevitable nonmetal inclusion.
Embodiment 4:
A kind of preparation method of precision casting corronel valve body is provided, it is characterized in that, the weight percent of alloy composition is: Ni 18.5%, Zn 3.2%, Mg 8.2%, Sn 0.032%, Sb 0.072%, Ca 0.052%, Bi 0.032%, Ti 0.012%, Mn 0.032%, Y 0.022%, Mo 0.052%, surplus is copper and inevitable nonmetal inclusion
The preparation method of institute's corronel valve body, comprises the following steps: according to above-mentioned corronel chemical composition, require to prepare burden; First add fine copper ingot, after the fusing of fine copper ingot, add nickel zinc alloy, add again magnesium, finally add containing other alloying elements, smelting temperature is 1382 ℃, cast: pouring temperature is 1362 ℃, after carry out the demoulding, the corronel valve body obtaining is incubated 120 minutes at 860 ℃, then in this temperature, carries out quench treatment; Rate of cooling is for being greater than 30 ℃/sec; Afterwards Copper Alloy Valve is heated to 360 ℃ of insulations 12 hours; With 2 ℃/min of rate of temperature fall, drop to 310 ℃ afterwards, be incubated 8 hours, after with 1 ℃/min of rate of temperature fall, drop to 270 ℃, be incubated 4 hours, after with 1 ℃/min of rate of temperature fall, drop to 210 ℃ again, be incubated 5 hours, air cooling is to room temperature,
After thermal treatment, described valve body is placed on the loading stage of blaster and carries out shot peening; Loading stage at the uniform velocity rotates with the rotating speed of 6rad/min; The jet angle of shot-peening constantly changes between 40-70 °; Spraying pressure is 0.2MPa; The particle diameter of aluminium alloy bullet is 0.1mm; The shot-peening time is 90 minutes, obtains final valve body, and described aluminium alloy bullet alloying element consists of: Zn 12.2%, and Cu 5.2%, and Ti 4.2%, and Mg 1.2%, and Mn 0.012%, and surplus is aluminium and inevitable nonmetal inclusion.
Embodiment 5:
A kind of preparation method of precision casting corronel valve body is provided, it is characterized in that, the weight percent of alloy composition is: Ni 19.5%, Zn 3.4%, Mg 8.4%, Sn 0.034%, Sb 0.074%, Ca 0.054%, Bi 0.034%, Ti 0.014%, Mn 0.034%, Y 0.024%, Mo 0.054%, surplus is copper and inevitable nonmetal inclusion
The preparation method of institute's corronel valve body, comprises the following steps: according to above-mentioned corronel chemical composition, require to prepare burden; First add fine copper ingot, after the fusing of fine copper ingot, add nickel zinc alloy, add again magnesium, finally add containing other alloying elements, smelting temperature is 1390 ℃, cast: pouring temperature is 1370 ℃, after carry out the demoulding, the corronel valve body obtaining is incubated 150 minutes at 880 ℃, then in this temperature, carries out quench treatment; Rate of cooling is for being greater than 30 ℃/sec; Afterwards Copper Alloy Valve is heated to 380 ℃ of insulations 14 hours; With 2 ℃/min of rate of temperature fall, drop to 330 ℃ afterwards, be incubated 9 hours, after with 1 ℃/min of rate of temperature fall, drop to 280 ℃, be incubated 6 hours, after with 1 ℃/min of rate of temperature fall, drop to 230 ℃ again, be incubated 6 hours, air cooling is to room temperature,
After thermal treatment, described valve body is placed on the loading stage of blaster and carries out shot peening; Loading stage at the uniform velocity rotates with the rotating speed of 6rad/min; The jet angle of shot-peening constantly changes between 40-70 °; Spraying pressure is 0.2MPa; The particle diameter of aluminium alloy bullet is 0.1mm; The shot-peening time is 90 minutes, obtains final valve body, and described aluminium alloy bullet alloying element consists of: Zn 12.4%, and Cu 5.4%, and Ti 4.4%, and Mg 1.4%, and Mn 0.014%, and surplus is aluminium and inevitable nonmetal inclusion.
Embodiment 6:
A kind of preparation method of precision casting corronel valve body is provided, it is characterized in that, the weight percent of alloy composition is: Ni 18%, Zn 3.6%, Mg 8.6%, Sn 0.036%, Sb 0.076%, Ca 0.056%, Bi 0.036%, Ti 0.016%, Mn 0.036%, Y 0.026%, Mo 0.056%, surplus is copper and inevitable nonmetal inclusion
The preparation method of institute's corronel valve body, comprises the following steps: according to above-mentioned corronel chemical composition, require to prepare burden; First add fine copper ingot, after the fusing of fine copper ingot, add nickel zinc alloy, add again magnesium, finally add containing other alloying elements, smelting temperature is 1380 ℃, cast: pouring temperature is 1360 ℃, after carry out the demoulding, the corronel valve body obtaining is incubated 120 minutes at 860 ℃, then in this temperature, carries out quench treatment; Rate of cooling is for being greater than 30 ℃/sec; Afterwards Copper Alloy Valve is heated to 360 ℃ of insulations 12 hours; With 2 ℃/min of rate of temperature fall, drop to 310 ℃ afterwards, be incubated 8 hours, after with 1 ℃/min of rate of temperature fall, drop to 270 ℃, be incubated 4 hours, after with 1 ℃/min of rate of temperature fall, drop to 210 ℃ again, be incubated 5 hours, air cooling is to room temperature,
After thermal treatment, described valve body is placed on the loading stage of blaster and carries out shot peening; Loading stage at the uniform velocity rotates with the rotating speed of 6rad/min; The jet angle of shot-peening constantly changes between 40-70 °; Spraying pressure is 0.2MPa; The particle diameter of aluminium alloy bullet is 0.1mm; The shot-peening time is 90 minutes, obtains final valve body, and described aluminium alloy bullet alloying element consists of: Zn 12.6%, and Cu 5.6%, and Ti 4.6%, and Mg 1.6%, Mn 0.01-0.02%, and surplus is aluminium and inevitable nonmetal inclusion.
Claims (7)
1. a method of preparing Copper Alloy Valve, it is characterized in that, the weight percent of alloy composition is: Ni 18-20%, Zn 3-4%, Mg 8-9%, Sn 0.03-0.04%, Sb 0.07-0.08%, Ca 0.05-0.06%, Bi 0.03-0.04%, Ti 0.01-0.02%, Mn 0.03-0.04%, Y 0.02-0.03%, Mo 0.05-0.06%, surplus is copper and inevitable nonmetal inclusion
The preparation method of institute's Copper Alloy Valve, comprises the following steps: according to above-mentioned copper alloy chemical composition, require to prepare burden; First add fine copper ingot, after the fusing of fine copper ingot, add nickel zinc alloy, add again magnesium, finally add containing other alloying elements, smelting temperature is 1380-1390 ℃, cast: pouring temperature is 1360-1370 ℃, after carry out the demoulding, the corronel valve body obtaining is incubated 120-150 minute at 860-880 ℃, then in this temperature, carries out quench treatment; Rate of cooling is for being greater than 30 ℃/sec; Afterwards Copper Alloy Valve is heated to 360-380 ℃ of insulation 12-14 hour; With 2 ℃/min of rate of temperature fall, drop to 310-330 ℃ afterwards, insulation 8-9 hour, after with 1 ℃/min of rate of temperature fall, drop to 270-280 ℃, insulation 4-6 hour, after with 1 ℃/min of rate of temperature fall, drop to 210-230 ℃ again, insulation 5-6 hour, air cooling is to room temperature,
After thermal treatment, described valve body is placed on the loading stage of blaster and carries out shot peening; Loading stage at the uniform velocity rotates with the rotating speed of 6rad/min; The jet angle of shot-peening constantly changes between 40-70 °; Spraying pressure is 0.2MPa; The particle diameter of aluminium alloy bullet is 0.1mm; The shot-peening time is 90 minutes, obtains final valve body, and described aluminium alloy bullet alloying element consists of: Zn 12-13%, and Cu 5-6%, Ti 4-5%, Mg 1-2%, Mn 0.01-0.02%, surplus is aluminium and inevitable nonmetal inclusion.
2. the method for preparing Copper Alloy Valve as claimed in claim 1, chemical component weight per-cent is: Ni 19%, Zn 3.5%, Mg 8.5%, Sn 0.035%, Sb 0.075%, Ca 0.055%, Bi 0.035%, Ti 0.015%, Mn 0.035%, Y 0.025%, Mo 0.055%, surplus is copper and inevitable nonmetal inclusion.
3. the method for preparing Copper Alloy Valve as claimed in claim 1, chemical component weight per-cent is: Ni 18%, Zn 3%, Mg 8%, Sn 0.03%, Sb 0.07%, Ca 0.05%, Bi 0.03%, Ti 0.01%, Mn 0.03%, Y 0.02%, Mo 0.05%, surplus is copper and inevitable nonmetal inclusion.
4. the method for preparing Copper Alloy Valve as claimed in claim 1, chemical component weight per-cent is: Ni 20%, Zn 4%, Mg 9%, Sn 0.04%, Sb 0.08%, Ca 0.06%, Bi 0.04%, Ti 0.02%, Mn 0.04%, Y 0.03%, Mo 0.06%, surplus is copper and inevitable nonmetal inclusion.
5. the method for preparing Copper Alloy Valve as claimed in claim 1, smelting temperature is 1385 ℃, pouring temperature is 1365 ℃.
6. the method for preparing Copper Alloy Valve as claimed in claim 1, chemical component weight per-cent is: Copper Alloy Valve was 370 ℃ of insulations 13 hours; After with 2 ℃/min of rate of temperature fall, drop to 320 ℃, be incubated 8 hours, after with 1 ℃/min of rate of temperature fall, drop to 275 ℃, be incubated 5 hours, after with 1 ℃/min of rate of temperature fall, drop to 220 ℃ again, be incubated 5 hours, air cooling is to room temperature.
7. the method for preparing Copper Alloy Valve as described in claim 1 or 10, described aluminium alloy bullet alloying element consists of: Zn 12.5%, and Cu 5.5%, and Ti 4.5%, and Mg 1.5%, and Mn 0.015%, and surplus is aluminium and inevitable nonmetal inclusion.
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| CN201510190151.2A CN104831117B (en) | 2013-11-04 | 2013-11-04 | A kind of method preparing Copper Alloy Valve |
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| CN104846239A (en) * | 2015-04-08 | 2015-08-19 | 盐城赛普金属制品有限公司 | Aluminum alloy abrasive and processing technology thereof |
| CN113278845A (en) * | 2021-05-04 | 2021-08-20 | 宁波华成阀门有限公司 | Copper alloy for valve and valve manufacturing method |
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| CN107263029A (en) * | 2017-06-23 | 2017-10-20 | 扬中市第蝶阀厂有限公司 | A kind of Albrac valve body manufacturing process |
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| CN101001965A (en) * | 2004-08-17 | 2007-07-18 | 株式会社神户制钢所 | Copper alloy plate for electric and electronic parts having bending workability |
| CN1793394A (en) * | 2004-12-24 | 2006-06-28 | 株式会社神户制钢所 | Copper alloy having bendability and stress relaxation property |
| CN101171349A (en) * | 2005-06-08 | 2008-04-30 | 株式会社神户制钢所 | Copper alloy, copper alloy plate, and process for producing the same |
| CN1986857A (en) * | 2005-12-22 | 2007-06-27 | 株式会社神户制钢所 | Copper alloy having excellent stress relaxation property |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104846239A (en) * | 2015-04-08 | 2015-08-19 | 盐城赛普金属制品有限公司 | Aluminum alloy abrasive and processing technology thereof |
| CN113278845A (en) * | 2021-05-04 | 2021-08-20 | 宁波华成阀门有限公司 | Copper alloy for valve and valve manufacturing method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104831117A (en) | 2015-08-12 |
| CN104831117B (en) | 2016-11-30 |
| CN103555996B (en) | 2015-12-02 |
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