CN107245591A - A kind of manufacture method of corrosion resisting alloy applied to plant equipment - Google Patents
A kind of manufacture method of corrosion resisting alloy applied to plant equipment Download PDFInfo
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- CN107245591A CN107245591A CN201710522106.1A CN201710522106A CN107245591A CN 107245591 A CN107245591 A CN 107245591A CN 201710522106 A CN201710522106 A CN 201710522106A CN 107245591 A CN107245591 A CN 107245591A
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- corrosion resisting
- resisting alloy
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- 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
- C22C—ALLOYS
- C22C30/00—Alloys containing less than 50% by weight of each constituent
- C22C30/02—Alloys containing less than 50% by weight of each constituent containing copper
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/60—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using solids, e.g. powders, pastes
- C23C8/62—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using solids, e.g. powders, pastes only one element being applied
- C23C8/64—Carburising
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- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Powder Metallurgy (AREA)
- Manufacture Of Alloys Or Alloy Compounds (AREA)
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Abstract
A kind of preparation method of corrosion resisting alloy applied to plant equipment, including following preparation process：First, raw material is put into plasma heating furnace successively and refined, then carry out electromagnetic agitation, then the impurity on smelting furnace top layer is removed after standing, obtain material one；2nd, another raw material is put into vacuum arc smelting furnace and smelted, inert gas will be full of in smelting furnace, material two is obtained using electromagnetic agitation；3rd, material one and material two are mixed together to put into intermediate frequency furnace and heated, then be cast to insulation in mould and stood, obtain material three；4th, high temperature oil is applied on material three, heated, then carry out isothermal hardening, naturally cool to room temperature, removed surface impurity, obtain semi-finished product；5th, semi-finished product are subjected to high tempering processing, reuse milling train and cold rolling coil is made in sheet material.The anticorrosion ability of the present invention is good, there is higher tensile strength.
Description
Technical field
The invention belongs to the preparing technical field of alloy material, and in particular to a kind of corrosion-resistant conjunction applied to plant equipment
The preparation method of gold.
Background technology
Metals against corrosion material, for non-metal anti-corrosion material, metals against corrosion material mainly has ferrous alloy
(corrosion-resistant stainless steel)；Nickel-base alloy (Ni-Cr alloy, Ni-Cr-Mo alloys, Ni-Cu alloys etc.)；Active metal.It is corrosion-resistant
Stainless steel refers to 300 series stainless steels 304,316L of the corrosion such as common resistance to air or seawater, 317L etc.；Relatively strong anticorrosive energy
The austenitic stainless steel 904L, 254SMO of power；Dual phase steel 2205,2507 etc.；Alloy of corrosion resisting alloy 20 containing Cu etc.；It is Ni-based resistance to
Lose alloy：Mainly Hastelloy and Ni-Cu alloys etc., because W metal is in face-centred cubic structure, crystallography in itself
Stability allows it to that than Fe more alloying elements, such as Cr, Mo etc. can be accommodated, so as to reach the energy for resisting various environment
Power；Nickel inherently has stress corrosion ability caused by certain resistance to corrosion, especially resisting chloride ion penetration simultaneously.Reducing by force
Property corrosive environment, complicated mixing acid environment in the solution containing halide ion, closes using Hastelloy as the nickle-base corrosion-resisting of representative
Metallographic has absolute advantage to the stainless steel of iron-based.Active metal also has good resistance to corrosion, and Typical Representative is Ti；
Zr；Ta etc.；Wherein most typical represent is Ti；Titanium has a wide range of applications, and is used primarily in what some stainless steels can not be adapted to
Corrosive environment.The corrosion-resistant principle of titanium：In oxidizing atmosphere, form fine and close oxide-film to provide protection；So typically not
Can be used for that reproducibility to be relatively strong or sealing that higher corrosive environment in (anaerobic environment), at the same time, the application of titanium
Temperature is generally less than 300 degrees Celsius.It is to be particularly noted that active metal all cannot be used for fluorine-containing environment.Metal material exists
The ability for the resistance erosion medium resistance having in Korrosionsmedium, claims the corrosion resistance of metal.
Metal erosion is the industrially maximum spontaneous process of harm, therefore the exploitation and application of corrosion resistant alloy, there is great
Social effect and economic value.
The content of the invention
It is an object of the invention to provide a kind of preparation method of the corrosion resisting alloy applied to plant equipment, prepared by the present invention
Alloy anticorrosion effect it is good, even if surface occur breakage do not result in yet antiseptic effect decline, while can keep higher
Tensile strength.
The invention provides following technical scheme：
A kind of preparation method of corrosion resisting alloy applied to plant equipment, including following preparation process：
First, Ni, Mo, Cu, Ti, Zr, Ta and Nb are put into plasma heating furnace successively, it is 1400- to keep the temperature in smelting furnace
1550 DEG C, metal is refined, refine 1-2h, 2 electromagnetic agitations are carried out after the completion of refining, then stand removing after 30-40min
The impurity on smelting furnace top layer, obtains material one；
2nd, Cr, Al, Pt, Au and Ag are put into vacuum arc smelting furnace successively, the smelting at a temperature of 1800-2100 DEG C
30-50min is refined, then inert gas will be full of in vacuum arc smelting furnace, using electromagnetic agitation 3-4 times, material two is obtained；
3rd, material one and material two are mixed and together put into intermediate frequency furnace, keeping temperature is 2000-2300 DEG C, heats 2-3h,
It is cast to be incubated in mould again and stands, when temperature drops to 600-800 DEG C, insulation obtains material three；
4th, high temperature oil is applied on material three, 900-1000 DEG C is heated in electric arc furnace, place into 200-300 DEG C of guarantor
Isothermal hardening 5-8h is carried out in incubator, room temperature is naturally cooled to after taking-up, surface impurity is removed, obtains semi-finished product；
5th, semi-finished product are subjected to high tempering processing, reuse milling train and cold rolling coil is made in sheet material.
It is preferred that, the corrosion resisting alloy includes the raw material of following parts by weight：Ni20-30 parts, Mo18-23 parts, Cu22-24
Part, Ti27-34 parts, Zr13-18 parts, Ta10-14 parts, Nb15-19 parts, Cr21-25 parts, Al16-20 parts, Pt22-24 parts, Au8-
15 parts, Ag9-14 parts and 8-13 parts of high temperature oil.
It is preferred that, the Ni of the step one is metal dust, can cross 300-500 mesh sieve.
It is preferred that, the surface of material three of the step 3 uses plant ash uniform fold, carries out solution treatment 40-50min,
200-220 DEG C of Ageing Treatment 2-4h is carried out again, then removes the plant ash on the surface of material three.
It is preferred that, the plant ash particle diameter is 0.3-0.6mm.
It is preferred that, the high temperature oil of the step 4 is mixed by mineral oil and thickening agent.
It is preferred that, the semi-finished product of the step 4 use mill milling into sheet material thick 3-5mm.
It is preferred that, surface is passed through oxygen while the high tempering processing of the step 5, keeps 20-30min.
The beneficial effects of the invention are as follows：
This life of Ti, Zr, Ta in corrosion resisting alloy prepared by the present invention is with good resistance to corrosion, Pt, Au, Ag of addition
Cause the anticorrosion ability of material more preferably Deng inert metal, the Carburization Treatment that plant ash is carried out enable to material surface hardness and
Tensile strength is higher, and holding use is more extensive, and high temperature oil enables to raw material surface more brilliance, not cracky, leads to
Enter oxygen and carry out temper, raw material surface can be kept to form the oxide-film of densification, lift etch-proof effect.
Alloy anticorrosion effect prepared by the present invention is good, and breakage occurs even if surface and does not also result in antiseptic effect decline,
Higher tensile strength can be kept simultaneously.
Lower cost for material of the present invention, preparation method is simple, the alloy material fine corrosion resistance of preparation, application
Extensively, it is adapted to industrialization mass production.
Embodiment
Embodiment 1
A kind of preparation method of corrosion resisting alloy applied to plant equipment, including following preparation process：
First, Ni, Mo, Cu, Ti, Zr, Ta and Nb are put into plasma heating furnace successively, it is 1550 DEG C to keep the temperature in smelting furnace,
Metal is refined, 1h is refined, 2 electromagnetic agitations are carried out after the completion of refining, then stands the miscellaneous of smelting furnace top layer is removed after 30min
Matter, obtains material one；
2nd, Cr, Al, Pt, Au and Ag are put into vacuum arc smelting furnace successively, smelted at a temperature of 2100 DEG C
30min, then inert gas will be full of in vacuum arc smelting furnace, using electromagnetic agitation 4 times, obtain material two；
3rd, material one and material two are mixed and together put into intermediate frequency furnace, keeping temperature is 2000 DEG C, heats 3h, then cast
It is incubated and stands into mould, when temperature drops to 600 DEG C, insulation obtains material three；
4th, high temperature oil is applied on material three, 900 DEG C is heated in electric arc furnace, placed into 300 DEG C of incubators and carry out
Room temperature is naturally cooled to after isothermal hardening 8h, taking-up, surface impurity is removed, obtains semi-finished product；
5th, semi-finished product are subjected to high tempering processing, reuse milling train and cold rolling coil is made in sheet material.
Corrosion resisting alloy includes the raw material of following parts by weight：Ni20 parts, Mo18 parts, Cu22 parts, Ti34 parts, Zr18 parts,
Ta14 parts, Nb15 parts, Cr25 parts, Al16 parts, Pt24 parts, Au8 parts, Ag14 parts and 8 parts of high temperature oil.
The Ni of step one is metal dust, can cross 500 mesh sieve.
The surface of material three of step 3 uses plant ash uniform fold, carries out solution treatment 40min, then carry out 220 DEG C
Ageing Treatment 2h, then remove the plant ash on the surface of material three.
Plant ash particle diameter is 0.6mm.
The high temperature oil of step 4 is mixed by mineral oil and thickening agent.
The semi-finished product of step 4 use mill milling into sheet material thick 3mm.
Surface is passed through oxygen while the high tempering processing of step 5, keeps 30min.
Embodiment 2
A kind of preparation method of corrosion resisting alloy applied to plant equipment, including following preparation process：
First, Ni, Mo, Cu, Ti, Zr, Ta and Nb are put into plasma heating furnace successively, it is 1400 DEG C to keep the temperature in smelting furnace,
Metal is refined, 1h is refined, 2 electromagnetic agitations are carried out after the completion of refining, then stands the miscellaneous of smelting furnace top layer is removed after 30min
Matter, obtains material one；
2nd, Cr, Al, Pt, Au and Ag are put into vacuum arc smelting furnace successively, smelted at a temperature of 1800 DEG C
30min, then inert gas will be full of in vacuum arc smelting furnace, using electromagnetic agitation 3 times, obtain material two；
3rd, material one and material two are mixed and together put into intermediate frequency furnace, keeping temperature is 2000 DEG C, heats 2h, then cast
It is incubated and stands into mould, when temperature drops to 600 DEG C, insulation obtains material three；
4th, high temperature oil is applied on material three, 900 DEG C is heated in electric arc furnace, placed into 200 DEG C of incubators and carry out
Room temperature is naturally cooled to after isothermal hardening 5h, taking-up, surface impurity is removed, obtains semi-finished product；
5th, semi-finished product are subjected to high tempering processing, reuse milling train and cold rolling coil is made in sheet material.
Corrosion resisting alloy includes the raw material of following parts by weight：Ni20 parts, Mo23 parts, Cu22 parts, Ti27 parts, Zr13 parts,
Ta10 parts, Nb19 parts, Cr25 parts, Al20 parts, Pt24 parts, Au8 parts, Ag9 parts and 13 parts of high temperature oil.
The Ni of step one is metal dust, can cross 300 mesh sieve.
The surface of material three of step 3 uses plant ash uniform fold, carries out solution treatment 40min, then carry out 200 DEG C
Ageing Treatment 2h, then remove the plant ash on the surface of material three.
Plant ash particle diameter is 0.3mm.
The high temperature oil of step 4 is mixed by mineral oil and thickening agent.
The semi-finished product of step 4 use mill milling into sheet material thick 5mm.
Surface is passed through oxygen while the high tempering processing of step 5, keeps 20min.
Embodiment 3
A kind of preparation method of corrosion resisting alloy applied to plant equipment, including following preparation process：
First, Ni, Mo, Cu, Ti, Zr, Ta and Nb are put into plasma heating furnace successively, it is 1550 DEG C to keep the temperature in smelting furnace,
Metal is refined, 2h is refined, 2 electromagnetic agitations are carried out after the completion of refining, then stands the miscellaneous of smelting furnace top layer is removed after 40min
Matter, obtains material one；
2nd, Cr, Al, Pt, Au and Ag are put into vacuum arc smelting furnace successively, smelted at a temperature of 2100 DEG C
50min, then inert gas will be full of in vacuum arc smelting furnace, using electromagnetic agitation 4 times, obtain material two；
3rd, material one and material two are mixed and together put into intermediate frequency furnace, keeping temperature is 2000 DEG C, heats 2h, then cast
It is incubated and stands into mould, when temperature drops to 600 DEG C, insulation obtains material three；
4th, high temperature oil is applied on material three, 1000 DEG C is heated in electric arc furnace, placed into and enter in 200 DEG C of incubators
Row isothermal hardening 8h, naturally cools to room temperature after taking-up, remove surface impurity, obtain semi-finished product；
5th, semi-finished product are subjected to high tempering processing, reuse milling train and cold rolling coil is made in sheet material.
Corrosion resisting alloy includes the raw material of following parts by weight：Ni30 parts, Mo23 parts, Cu24 parts, Ti34 parts, Zr18 parts,
Ta14 parts, Nb15-19 parts, Cr25 parts, Al20 parts, Pt24 parts, Au15 parts, Ag14 parts and 13 parts of high temperature oil.
The Ni of step one is metal dust, can cross 500 mesh sieve.
The surface of material three of step 3 uses plant ash uniform fold, carries out solution treatment 40min, then carry out 220 DEG C
Ageing Treatment 4h, then remove the plant ash on the surface of material three.
Plant ash particle diameter is 0.6mm.
The high temperature oil of step 4 is mixed by mineral oil and thickening agent.
The semi-finished product of step 4 use mill milling into sheet material thick 5mm.
Surface is passed through oxygen while the high tempering processing of step 5, keeps 30min.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, although with reference to foregoing reality
Apply example the present invention is described in detail, for those skilled in the art, it still can be to foregoing each implementation
Technical scheme described in example is modified, or carries out equivalent substitution to which part technical characteristic.All essences in the present invention
God is with principle, and any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (8)
1. the preparation method of a kind of corrosion resisting alloy applied to plant equipment, it is characterised in that including following preparation process：
First, Ni, Mo, Cu, Ti, Zr, Ta and Nb are put into plasma heating furnace successively, it is 1400- to keep the temperature in smelting furnace
1550 DEG C, metal is refined, refine 1-2h, 2 electromagnetic agitations are carried out after the completion of refining, then stand removing after 30-40min
The impurity on smelting furnace top layer, obtains material one；
2nd, Cr, Al, Pt, Au and Ag are put into vacuum arc smelting furnace successively, the smelting at a temperature of 1800-2100 DEG C
30-50min is refined, then inert gas will be full of in vacuum arc smelting furnace, using electromagnetic agitation 3-4 times, material two is obtained；
3rd, material one and material two are mixed and together put into intermediate frequency furnace, keeping temperature is 2000-2300 DEG C, heats 2-3h,
It is cast to be incubated in mould again and stands, when temperature drops to 600-800 DEG C, insulation obtains material three；
4th, high temperature oil is applied on material three, 900-1000 DEG C is heated in electric arc furnace, place into 200-300 DEG C of guarantor
Isothermal hardening 5-8h is carried out in incubator, room temperature is naturally cooled to after taking-up, surface impurity is removed, obtains semi-finished product；
5th, semi-finished product are subjected to high tempering processing, reuse milling train and cold rolling coil is made in sheet material.
2. a kind of preparation method of corrosion resisting alloy applied to plant equipment according to claim 1, it is characterised in that
The corrosion resisting alloy includes the raw material of following parts by weight：Ni20-30 parts, Mo18-23 parts, Cu22-24 parts, Ti27-34 parts,
Zr13-18 parts, Ta10-14 parts, Nb15-19 parts, Cr21-25 parts, Al16-20 parts, Pt22-24 parts, Au8-15 parts, Ag9-14 parts
With 8-13 parts of high temperature oil.
3. a kind of preparation method of corrosion resisting alloy applied to plant equipment according to claim 1, it is characterised in that
The Ni of the step one is metal dust, can cross 300-500 mesh sieve.
4. a kind of preparation method of corrosion resisting alloy applied to plant equipment according to claim 1, it is characterised in that
The surface of material three of the step 3 uses plant ash uniform fold, carries out solution treatment 40-50min, then carry out 200-220 DEG C
Ageing Treatment 2-4h, then remove the plant ash on the surface of material three.
5. a kind of preparation method of corrosion resisting alloy applied to plant equipment according to claim 5, it is characterised in that
The plant ash particle diameter is 0.3-0.6mm.
6. a kind of preparation method of corrosion resisting alloy applied to plant equipment according to claim 1, it is characterised in that
The high temperature oil of the step 4 is mixed by mineral oil and thickening agent.
7. a kind of preparation method of corrosion resisting alloy applied to plant equipment according to claim 1, it is characterised in that
The semi-finished product of the step 4 use mill milling into sheet material thick 3-5mm.
8. a kind of preparation method of corrosion resisting alloy applied to plant equipment according to claim 1, it is characterised in that
Surface is passed through oxygen while the high tempering processing of the step 5, keeps 20-30min.
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| CN201710522106.1A CN107245591A (en) | 2017-06-30 | 2017-06-30 | A kind of manufacture method of corrosion resisting alloy applied to plant equipment |
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| CN201710522106.1A CN107245591A (en) | 2017-06-30 | 2017-06-30 | A kind of manufacture method of corrosion resisting alloy applied to plant equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108660410A (en) * | 2018-06-23 | 2018-10-16 | 浙江明牌珠宝科技有限公司 | A kind of carburizer and the method using the carburizer platinum carburizing |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103484802A (en) * | 2013-09-16 | 2014-01-01 | 西北工业大学 | Preparation method for obtaining kilogram-grade high temperature alloy undercooled melt |
| CN104694808A (en) * | 2015-03-26 | 2015-06-10 | 北京科技大学 | High-entropy alloy with dispersion nano-sized precipitate strengthening effect and preparing method thereof |
| CN105821277A (en) * | 2016-05-26 | 2016-08-03 | 张日龙 | Corrosion-resistant alloy and preparation method thereof |
-
2017
- 2017-06-30 CN CN201710522106.1A patent/CN107245591A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103484802A (en) * | 2013-09-16 | 2014-01-01 | 西北工业大学 | Preparation method for obtaining kilogram-grade high temperature alloy undercooled melt |
| CN104694808A (en) * | 2015-03-26 | 2015-06-10 | 北京科技大学 | High-entropy alloy with dispersion nano-sized precipitate strengthening effect and preparing method thereof |
| CN105821277A (en) * | 2016-05-26 | 2016-08-03 | 张日龙 | Corrosion-resistant alloy and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108660410A (en) * | 2018-06-23 | 2018-10-16 | 浙江明牌珠宝科技有限公司 | A kind of carburizer and the method using the carburizer platinum carburizing |
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Application publication date: 20171013 |