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CN104818404A - Corrosion-resistant copper wire for oil filter screen and manufacturing process thereof - Google Patents

Corrosion-resistant copper wire for oil filter screen and manufacturing process thereof Download PDF

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Publication number
CN104818404A
CN104818404A CN201510192612.XA CN201510192612A CN104818404A CN 104818404 A CN104818404 A CN 104818404A CN 201510192612 A CN201510192612 A CN 201510192612A CN 104818404 A CN104818404 A CN 104818404A
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Prior art keywords
copper
copper wire
drawn
wire
percent
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CN201510192612.XA
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Chinese (zh)
Inventor
李国庆
袁增泉
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Suzhou Jing Yuan Oil Pressure Machinery Co Ltd
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Suzhou Jing Yuan Oil Pressure Machinery Co Ltd
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Priority to CN201510192612.XA priority Critical patent/CN104818404A/en
Publication of CN104818404A publication Critical patent/CN104818404A/en
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Abstract

The invention discloses a corrosion-resistant copper wire for an oil filter screen and a manufacturing process thereof. A selected alloy blank comprises the following chemical components in percentage by mass: 6.23-6.25 percent of Cr, 2.05-2.15 percent of Ni, 0.02-0.04 percent of C, 0.54-0.56 percent of Mo, 6.95-6.99 percent of Al, 0.47-0.55 percent of V, 0.21-0.23 percent of W, 0.14-0.18 percent of Si, 0.77-0.83 percent of Mn, 0.26-0.30 percent of Nb, 1.12-1.14 percent of Ti, 0.11-0.13 percent of Ca, 0.25-0.27 percent of Se, 0.06-0.08 percent of Te and the balance of Cu and inevitable impurity. The copper wire and the manufacturing process thereof have the advantages of simple process, safe manufacturing process, environmental friendliness, strong acid resistance, strong alkali resistance, corrosion resistance, high temperature resistance, high toughness, high strength and long service life.

Description

A kind of oil strainer corrosion-resistant copper wire and manufacturing process thereof
Technical field
The invention belongs to technical field of hydraulic equipment, particularly a kind of oil strainer corrosion-resistant copper wire and manufacturing process thereof.
Background technology
Valve is function unit in pipeline fluid delivery system, and it is used to change path section and medium flowing direction, has the functions such as water conservancy diversion, cut-off, throttling, non-return, shunting or overflow release.In the technical support that valve is produced and researched and developed, state's inner valve falls behind unlike external valve, and products a lot of on the contrary can compare favourably with international business in technology and innovation, and the development of domestic valve industry moves ahead toward the direction of high-end modern.
Under industrialization, urbanization, reform and globalization four great promote, China's valve equipment manufacture prospect or broad, following valve industry high-endization, production domesticization, will be that valve industry will develop Main way from now at modernization.Pursue constantly innovation, for valve enterprise creates the market made new advances, enterprise could be allowed to seek survival in increasingly competitive pump valve industry spring tide, try for the development.Along with the development of valve gate technology, constantly widening of valve applications field, valve standard corresponding is with it also more and more indispensable.In the period of valve industry product introduction one innovation, not only product category needs to update, and enterprise internal management also needs to deepen reforms according to the standard of industry.Therefore, need, while fully using existing standard, to look forward to the future, work out and can apply to new standard in the future and new system, thus the development that propulsion valve technology is higher level.
Summary of the invention
Technical problem to be solved by this invention is, overcome the shortcoming of prior art, there is provided a kind of oil strainer corrosion-resistant copper wire and manufacturing process thereof, present invention process is simple, process for making safety, environmental protection, and the corrosion of this product strong alkali-acid resistance, high temperature resistant, its good toughness, intensity is large, long service life.
In order to solve above technical problem, the invention provides a kind of oil strainer corrosion-resistant copper wire and manufacturing process thereof, comprising following technological process:
Reflection smelting furnace is adopted to carry out melting, smelting temperature is 1050-1150 DEG C, obtain liquid copper, and salvaging filtration is carried out to the slag of copper surface flotation liquid in stove, chemical composition and the mass percent of the alloy billet selected are: Cr:6.23-6.25%, Ni:2.05-2.15%, C:0.02-0.04%, Mo:0.54-0.56%, Al:6.95-6.99%, V:0.47-0.55%, W:0.21-0.23%, Si:0.14-0.18%, Mn:0.77-0.83%, Nb:0.26-0.30%, Ti:1.12-1.14%, Ca:0.11-0.13%, Se:0.25-0.27%, Te:0.06-0.08%, all the other are Cu and inevitable impurity,
Then, furnace temperature is risen to 1180-1240 DEG C, blowing argon gas stirs, and stirring velocity is 220-240r/min, and churning time is 20-30min, and argon flow amount is 180-210L/h;
Liquid copper is released by the copper outlet reflecting smelting furnace, through chute, by chute gate, enters in crystallization groove, adopt water coolant to cool simultaneously, make copper crystallize into copper ingot;
Copper ingot is heated to 750-780 DEG C, is forged into copper bar, is then cooled to 460-480 DEG C, nitrogen blowing, argon flow amount is 240-260L/h, insulation 3-5h;
Copper bar is carried out wire drawing, first copper bar is drawn into the copper wire of Φ 1-1.5mm, again the copper wire of Φ 1-1.5mm is drawn into the copper wire of Φ 0.4-0.6mm, then Φ 0.4-0.6mm is drawn into the copper wire of Φ 0.1-0.2mm, then the copper wire of Φ 0.1-0.2mm is drawn into the copper wire of Φ 0.02-0.06mm;
Under nitrogen protection, the copper wire drawn is heated to 390-410 DEG C, insulation 45-60min, then keep nitrogen atmosphere to be cooled to room temperature, and cleaned by copper wire, coiling is put in storage.
The invention has the beneficial effects as follows:
Containing a large amount of trace elements in the alloy billet that the present invention selects, wherein: manganese, in molten alloy process, manganese is good reductor and sweetening agent, make alloy not only have enough toughness, and have higher intensity and hardness, put forward heavy alloyed quenching property, improve the hot workability of alloy, improve wear resistance; Chromium, can significantly improve intensity, hardness and wear resistance, can also put forward heavy alloyed oxidation-resistance and erosion resistance; Nickel, nickel can put forward heavy alloyed intensity, and keeps good plasticity and toughness, has higher corrosion resistance to soda acid, at high temperature has antirust and temperature capacity; Molybdenum, can make the grain refining of alloy, improves hardening capacity and thermostrength, keeps enough intensity and creep resisting ability when high temperature, improves mechanical property; Titanium, titanium is strong reductor in alloy, can make the dense internal organization of alloy, crystal grain thinning power; Vanadium, vanadium is excellent reductor, can thinning microstructure crystal grain, improves intensity and toughness, can improve resistant to hydrogen corrosive power at high temperature under high pressure; Tungsten, tungsten and carbon form wolfram varbide very high hardness and wear resistance; Niobium, niobium energy crystal grain thinning and fall low-alloyed superheated susceptivity and temper brittleness, improves intensity, and can improve resistant to hydrogen, nitrogen, ammonia corrosion ability under weather-resistant and high temperature, improving welding property, prevents intergranular corrosion phenomenon simultaneously.
Present invention process is simple, process for making safety, environmental protection, and the corrosion of this product strong alkali-acid resistance, high temperature resistant, its good toughness, intensity is large, long service life.
Embodiment
embodiment 1
The present embodiment provides a kind of oil strainer corrosion-resistant copper wire and manufacturing process thereof, comprises following technological process:
Adopt reflection smelting furnace to carry out melting, smelting temperature is 1050 DEG C, obtains liquid copper, and carries out salvaging filtration to the slag of copper surface flotation liquid in stove, chemical composition and the mass percent of the alloy billet selected are: Cr:6.23%, Ni:2.05%, C:0.02%, Mo:0.54%, Al:6.95%, V:0.47%, W:0.21%, Si:0.14%, Mn:0.77%, Nb:0.26%, Ti:1.12%, Ca:0.11%, Se:0.25%, Te:0.06%, all the other are Cu and inevitable impurity;
Then, furnace temperature is risen to 1180 DEG C, blowing argon gas stirs, and stirring velocity is 220r/min, and churning time is 30min, and argon flow amount is 180L/h;
Liquid copper is released by the copper outlet reflecting smelting furnace, through chute, by chute gate, enters in crystallization groove, adopt water coolant to cool simultaneously, make copper crystallize into copper ingot;
Copper ingot is heated to 750 DEG C, is forged into copper bar, be then cooled to 460 DEG C, nitrogen blowing, argon flow amount is 240L/h, insulation 5h;
Copper bar is carried out wire drawing, first copper bar is drawn into the copper wire of Φ 1mm, then the copper wire of Φ 1mm is drawn into the copper wire of Φ 0.4mm, then Φ 0.4mm is drawn into the copper wire of Φ 0.1mm, then the copper wire of Φ 0.1mm is drawn into the copper wire of Φ 0.02mm;
Under nitrogen protection, the copper wire drawn is heated to 390 DEG C, insulation 60min, then keep nitrogen atmosphere to be cooled to room temperature, and cleaned by copper wire, coiling is put in storage.
embodiment 2
The present embodiment provides a kind of oil strainer corrosion-resistant copper wire and manufacturing process thereof, comprises following technological process:
Adopt reflection smelting furnace to carry out melting, smelting temperature is 1150 DEG C, obtains liquid copper, and carries out salvaging filtration to the slag of copper surface flotation liquid in stove, chemical composition and the mass percent of the alloy billet selected are: Cr:6.25%, Ni:2.15%, C:0.04%, Mo:0.56%, Al:6.99%, V:0.55%, W:0.23%, Si:0.18%, Mn:0.83%, Nb:0.30%, Ti:1.14%, Ca:0.13%, Se:0.27%, Te:0.08%, all the other are Cu and inevitable impurity;
Then, furnace temperature is risen to 1240 DEG C, blowing argon gas stirs, and stirring velocity is 240r/min, and churning time is 20min, and argon flow amount is 210L/h;
Liquid copper is released by the copper outlet reflecting smelting furnace, through chute, by chute gate, enters in crystallization groove, adopt water coolant to cool simultaneously, make copper crystallize into copper ingot;
Copper ingot is heated to 780 DEG C, is forged into copper bar, be then cooled to 480 DEG C, nitrogen blowing, argon flow amount is 260 L/h, insulation 3h;
Copper bar is carried out wire drawing, first copper bar is drawn into the copper wire of Φ 1.5mm, then the copper wire of Φ 1.5mm is drawn into the copper wire of Φ 0.6mm, then Φ 0.6mm is drawn into the copper wire of Φ 0.2 mm, then the copper wire of Φ 0.2 mm is drawn into the copper wire of Φ 0.06 mm;
Under nitrogen protection, the copper wire drawn is heated to 410 DEG C, insulation 45min, then keep nitrogen atmosphere to be cooled to room temperature, and cleaned by copper wire, coiling is put in storage.
embodiment 3
The present embodiment provides a kind of oil strainer corrosion-resistant copper wire and manufacturing process thereof, comprises following technological process:
Adopt reflection smelting furnace to carry out melting, smelting temperature is 1100 DEG C, obtains liquid copper, and carries out salvaging filtration to the slag of copper surface flotation liquid in stove, chemical composition and the mass percent of the alloy billet selected are: Cr:6.24%, Ni:2.10%, C:0.03%, Mo:0.55%, Al:6.97%, V:0.52%, W:0.22%, Si:0.16%, Mn:0.79%, Nb:0.28%, Ti:1.13%, Ca:0.12%, Se:0.26%, Te:0.07%, all the other are Cu and inevitable impurity;
Then, furnace temperature is risen to 1210 DEG C, blowing argon gas stirs, and stirring velocity is 230r/min, and churning time is 25min, and argon flow amount is 190L/h;
Liquid copper is released by the copper outlet reflecting smelting furnace, through chute, by chute gate, enters in crystallization groove, adopt water coolant to cool simultaneously, make copper crystallize into copper ingot;
Copper ingot is heated to 760 DEG C, is forged into copper bar, be then cooled to 470 DEG C, nitrogen blowing, argon flow amount is 250 L/h, insulation 4h;
Copper bar is carried out wire drawing, first copper bar is drawn into the copper wire of Φ 1.2mm, then the copper wire of Φ 1.2mm is drawn into the copper wire of Φ 0.5mm, then Φ 0.5mm is drawn into the copper wire of Φ 0.2 mm, then the copper wire of Φ 0.2 mm is drawn into the copper wire of Φ 0.04mm;
Under nitrogen protection, the copper wire drawn is heated to 400 DEG C, insulation 50min, then keep nitrogen atmosphere to be cooled to room temperature, and cleaned by copper wire, coiling is put in storage.
Above embodiment is only and technological thought of the present invention is described, can not limit protection scope of the present invention with this, and every technological thought proposed according to the present invention, any change that technical scheme basis is done, all falls within scope.

Claims (4)

1. oil strainer corrosion-resistant copper wire and a manufacturing process thereof, is characterized in that, comprises following technological process:
Reflection smelting furnace is adopted to carry out melting, smelting temperature is 1050-1150 DEG C, obtain liquid copper, and salvaging filtration is carried out to the slag of copper surface flotation liquid in stove, chemical composition and the mass percent of the alloy billet selected are: Cr:6.23-6.25%, Ni:2.05-2.15%, C:0.02-0.04%, Mo:0.54-0.56%, Al:6.95-6.99%, V:0.47-0.55%, W:0.21-0.23%, Si:0.14-0.18%, Mn:0.77-0.83%, Nb:0.26-0.30%, Ti:1.12-1.14%, Ca:0.11-0.13%, Se:0.25-0.27%, Te:0.06-0.08%, all the other are Cu and inevitable impurity,
Then, furnace temperature is risen to 1180-1240 DEG C, blowing argon gas stirs, and stirring velocity is 220-240r/min, and churning time is 20-30min, and argon flow amount is 180-210L/h;
Liquid copper is released by the copper outlet reflecting smelting furnace, through chute, by chute gate, enters in crystallization groove, adopt water coolant to cool simultaneously, make copper crystallize into copper ingot;
Copper ingot is heated to 750-780 DEG C, is forged into copper bar, is then cooled to 460-480 DEG C, nitrogen blowing, argon flow amount is 240-260L/h, insulation 3-5h;
Copper bar is carried out wire drawing, first copper bar is drawn into the copper wire of Φ 1-1.5mm, again the copper wire of Φ 1-1.5mm is drawn into the copper wire of Φ 0.4-0.6mm, then Φ 0.4-0.6mm is drawn into the copper wire of Φ 0.1-0.2mm, then the copper wire of Φ 0.1-0.2mm is drawn into the copper wire of Φ 0.02-0.06mm;
Under nitrogen protection, the copper wire drawn is heated to 390-410 DEG C, insulation 45-60min, then keep nitrogen atmosphere to be cooled to room temperature, and cleaned by copper wire, coiling is put in storage.
2. oil strainer according to claim 1 corrosion-resistant copper wire and manufacturing process thereof, is characterized in that, comprises following technological process:
Adopt reflection smelting furnace to carry out melting, smelting temperature is 1050 DEG C, obtains liquid copper, and carries out salvaging filtration to the slag of copper surface flotation liquid in stove, chemical composition and the mass percent of the alloy billet selected are: Cr:6.23%, Ni:2.05%, C:0.02%, Mo:0.54%, Al:6.95%, V:0.47%, W:0.21%, Si:0.14%, Mn:0.77%, Nb:0.26%, Ti:1.12%, Ca:0.11%, Se:0.25%, Te:0.06%, all the other are Cu and inevitable impurity;
Then, furnace temperature is risen to 1180 DEG C, blowing argon gas stirs, and stirring velocity is 220r/min, and churning time is 30min, and argon flow amount is 180L/h;
Liquid copper is released by the copper outlet reflecting smelting furnace, through chute, by chute gate, enters in crystallization groove, adopt water coolant to cool simultaneously, make copper crystallize into copper ingot;
Copper ingot is heated to 750 DEG C, is forged into copper bar, be then cooled to 460 DEG C, nitrogen blowing, argon flow amount is 240L/h, insulation 5h;
Copper bar is carried out wire drawing, first copper bar is drawn into the copper wire of Φ 1mm, then the copper wire of Φ 1mm is drawn into the copper wire of Φ 0.4mm, then Φ 0.4mm is drawn into the copper wire of Φ 0.1mm, then the copper wire of Φ 0.1mm is drawn into the copper wire of Φ 0.02mm;
Under nitrogen protection, the copper wire drawn is heated to 390 DEG C, insulation 60min, then keep nitrogen atmosphere to be cooled to room temperature, and cleaned by copper wire, coiling is put in storage.
3. oil strainer according to claim 1 corrosion-resistant copper wire and manufacturing process thereof, is characterized in that, comprises following technological process:
Adopt reflection smelting furnace to carry out melting, smelting temperature is 1150 DEG C, obtains liquid copper, and carries out salvaging filtration to the slag of copper surface flotation liquid in stove, chemical composition and the mass percent of the alloy billet selected are: Cr:6.25%, Ni:2.15%, C:0.04%, Mo:0.56%, Al:6.99%, V:0.55%, W:0.23%, Si:0.18%, Mn:0.83%, Nb:0.30%, Ti:1.14%, Ca:0.13%, Se:0.27%, Te:0.08%, all the other are Cu and inevitable impurity;
Then, furnace temperature is risen to 1240 DEG C, blowing argon gas stirs, and stirring velocity is 240r/min, and churning time is 20min, and argon flow amount is 210L/h;
Liquid copper is released by the copper outlet reflecting smelting furnace, through chute, by chute gate, enters in crystallization groove, adopt water coolant to cool simultaneously, make copper crystallize into copper ingot;
Copper ingot is heated to 780 DEG C, is forged into copper bar, be then cooled to 480 DEG C, nitrogen blowing, argon flow amount is 260 L/h, insulation 3h;
Copper bar is carried out wire drawing, first copper bar is drawn into the copper wire of Φ 1.5mm, then the copper wire of Φ 1.5mm is drawn into the copper wire of Φ 0.6mm, then Φ 0.6mm is drawn into the copper wire of Φ 0.2 mm, then the copper wire of Φ 0.2 mm is drawn into the copper wire of Φ 0.06 mm;
Under nitrogen protection, the copper wire drawn is heated to 410 DEG C, insulation 45min, then keep nitrogen atmosphere to be cooled to room temperature, and cleaned by copper wire, coiling is put in storage.
4. oil strainer according to claim 1 corrosion-resistant copper wire and manufacturing process thereof, is characterized in that, comprises following technological process:
Adopt reflection smelting furnace to carry out melting, smelting temperature is 1100 DEG C, obtains liquid copper, and carries out salvaging filtration to the slag of copper surface flotation liquid in stove, chemical composition and the mass percent of the alloy billet selected are: Cr:6.24%, Ni:2.10%, C:0.03%, Mo:0.55%, Al:6.97%, V:0.52%, W:0.22%, Si:0.16%, Mn:0.79%, Nb:0.28%, Ti:1.13%, Ca:0.12%, Se:0.26%, Te:0.07%, all the other are Cu and inevitable impurity;
Then, furnace temperature is risen to 1210 DEG C, blowing argon gas stirs, and stirring velocity is 230r/min, and churning time is 25min, and argon flow amount is 190L/h;
Liquid copper is released by the copper outlet reflecting smelting furnace, through chute, by chute gate, enters in crystallization groove, adopt water coolant to cool simultaneously, make copper crystallize into copper ingot;
Copper ingot is heated to 760 DEG C, is forged into copper bar, be then cooled to 470 DEG C, nitrogen blowing, argon flow amount is 250 L/h, insulation 4h;
Copper bar is carried out wire drawing, first copper bar is drawn into the copper wire of Φ 1.2mm, then the copper wire of Φ 1.2mm is drawn into the copper wire of Φ 0.5mm, then Φ 0.5mm is drawn into the copper wire of Φ 0.2 mm, then the copper wire of Φ 0.2 mm is drawn into the copper wire of Φ 0.04mm;
Under nitrogen protection, the copper wire drawn is heated to 400 DEG C, insulation 50min, then keep nitrogen atmosphere to be cooled to room temperature, and cleaned by copper wire, coiling is put in storage.
CN201510192612.XA 2015-04-22 2015-04-22 Corrosion-resistant copper wire for oil filter screen and manufacturing process thereof Pending CN104818404A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105671359A (en) * 2016-02-02 2016-06-15 王增琪 High-strength alloy filter component
CN107644717A (en) * 2017-09-18 2018-01-30 佛山慧创正元新材料科技有限公司 A kind of preparation method and application of anti-oxidant bonding brass wire
CN108905374A (en) * 2018-08-15 2018-11-30 芜湖长润特种铜线有限公司 A kind of oil cleaner screen corrosion-resistant copper wire and its manufacturing process

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1358873A (en) * 2000-12-11 2002-07-17 包头市玺骏稀土有限责任公司 Method for producing rareearth copper base alloy material
JP2013032564A (en) * 2011-08-01 2013-02-14 Jx Nippon Mining & Metals Corp Cu-Co-Si-BASED ALLOY EXCELLENT IN BENDABILITY
CN103261460A (en) * 2010-12-13 2013-08-21 日本精线株式会社 Copper alloy wire and copper alloy spring
CN104060121A (en) * 2014-06-05 2014-09-24 锐展(铜陵)科技有限公司 Preparation method of high-wear-resistant copper alloy wire for automobile

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1358873A (en) * 2000-12-11 2002-07-17 包头市玺骏稀土有限责任公司 Method for producing rareearth copper base alloy material
CN103261460A (en) * 2010-12-13 2013-08-21 日本精线株式会社 Copper alloy wire and copper alloy spring
JP2013032564A (en) * 2011-08-01 2013-02-14 Jx Nippon Mining & Metals Corp Cu-Co-Si-BASED ALLOY EXCELLENT IN BENDABILITY
CN104060121A (en) * 2014-06-05 2014-09-24 锐展(铜陵)科技有限公司 Preparation method of high-wear-resistant copper alloy wire for automobile

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105671359A (en) * 2016-02-02 2016-06-15 王增琪 High-strength alloy filter component
CN105671359B (en) * 2016-02-02 2018-10-19 江苏江飞众源电气有限公司 A kind of high-strength alloy filter element
CN107644717A (en) * 2017-09-18 2018-01-30 佛山慧创正元新材料科技有限公司 A kind of preparation method and application of anti-oxidant bonding brass wire
CN108905374A (en) * 2018-08-15 2018-11-30 芜湖长润特种铜线有限公司 A kind of oil cleaner screen corrosion-resistant copper wire and its manufacturing process
CN108905374B (en) * 2018-08-15 2020-12-04 芜湖长润特种铜线有限公司 Corrosion-resistant copper wire for oil filter screen and manufacturing process thereof

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Application publication date: 20150805