CN110295303A - Room-temperature superplastic soluble metal and manufacturing method thereof - Google Patents
Room-temperature superplastic soluble metal and manufacturing method thereof Download PDFInfo
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- CN110295303A CN110295303A CN201910546722.XA CN201910546722A CN110295303A CN 110295303 A CN110295303 A CN 110295303A CN 201910546722 A CN201910546722 A CN 201910546722A CN 110295303 A CN110295303 A CN 110295303A
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 74
- 239000002184 metal Substances 0.000 title claims abstract description 74
- 238000004519 manufacturing process Methods 0.000 title claims description 11
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 30
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000002994 raw material Substances 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims description 46
- 239000004411 aluminium Substances 0.000 claims description 26
- 239000000203 mixture Substances 0.000 claims description 20
- 239000006025 fining agent Substances 0.000 claims description 19
- 238000012805 post-processing Methods 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 12
- 239000000155 melt Substances 0.000 claims description 12
- 229910001018 Cast iron Inorganic materials 0.000 claims description 8
- 238000007872 degassing Methods 0.000 claims description 8
- 239000002893 slag Substances 0.000 claims description 8
- 229910052718 tin Inorganic materials 0.000 claims description 8
- 229910052738 indium Inorganic materials 0.000 claims description 6
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
- 239000010936 titanium Substances 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 11
- 238000011031 large-scale manufacturing process Methods 0.000 abstract description 7
- 238000007789 sealing Methods 0.000 abstract description 5
- 238000002360 preparation method Methods 0.000 abstract description 4
- 238000004090 dissolution Methods 0.000 description 12
- 229920000297 Rayon Polymers 0.000 description 8
- 230000008901 benefit Effects 0.000 description 8
- 238000013461 design Methods 0.000 description 8
- 239000012530 fluid Substances 0.000 description 7
- 238000012856 packing Methods 0.000 description 7
- 239000000843 powder Substances 0.000 description 7
- 238000006467 substitution reaction Methods 0.000 description 7
- 239000000725 suspension Substances 0.000 description 7
- 238000006263 metalation reaction Methods 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 229910052733 gallium Inorganic materials 0.000 description 2
- 239000003566 sealing material Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Classifications
-
- 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
- C22C1/10—Alloys containing non-metals
- C22C1/1036—Alloys containing non-metals starting from a melt
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
- C22C21/003—Alloys based on aluminium containing at least 2.6% of one or more of the elements: tin, lead, antimony, bismuth, cadmium, and titanium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/005—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides comprising a particular metallic binder
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/14—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on borides
-
- 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
- C22C30/04—Alloys containing less than 50% by weight of each constituent containing tin or lead
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
- C22C32/0047—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with carbides, nitrides, borides or silicides as the main non-metallic constituents
- C22C32/0073—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with carbides, nitrides, borides or silicides as the main non-metallic constituents only borides
-
- 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
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Gasket Seals (AREA)
Abstract
The invention provides a room temperature superplastic soluble metal and a preparation method thereof, wherein the room temperature superplastic soluble metal comprises the following raw materials in percentage by mass: ga: 0.3 to 3 percent; in: 0.15 to 3.5 percent; sn: 0.4-6%; a refiner: 20 to 90 percent; the balance being aluminum. The room temperature superplasticity soluble metal provided by the invention has the room temperature elongation rate of more than 30%, and the good deformability makes the soluble metal replace rubber for sealing. The room temperature superplastic soluble metal provided by the invention is soluble and has good plasticity, can be used for replacing rubber sealing elements of oil field downhole tools, and has the characteristics of high dissolving speed and thorough dissolving. The invention has simple process and low cost, and is easy for large-scale production.
Description
Technical field
The invention belongs to materials science field, in particular to a kind of room temperature superplasticity soluble metal and preparation method thereof is main
It will be as the downhole tool manufacture material involved in oilfield exploitation procedure, especially as a kind of traditional rubber seal of substitution
Material.
Background technique
Oil gas field downhole tool sealing material mainly based on rubber type of material, is realized by the characteristic that rubber is easily deformed
Sealing between tool and the external world.In order to simplify underground work process, occur solvable downhole tool, corresponding sealing material recently
Material is mainly solvable rubber material.Field test shows: solvable rubber material dissolution time is long and is not thorough, and dissolved residue is in block
The small blob of viscose of shape, is easy to be deposited in pit shaft and results in blockage.
Current existing soluble metal material, is mainly used for processing solvable downhole tool ontology, needs material to have high
Mechanical strength, therefore its mechanical index is high, elongation percentage is low, meeting brittle failure when moderate finite deformation occurs, and is unsatisfactory for as needed for metal sealing
Superplasticity requirement.
Summary of the invention
The purpose of the present invention is overcome downhole tool in the prior art can sol rubber cannot quickly dissolve, be easy blocking well
Cylinder influences the problem of duty cycle.For this purpose, the present invention provides a kind of room temperature superplasticity soluble metal and preparation method thereof, this
This room temperature superplasticity soluble metal provided is invented, room temperature elongation percentage reaches 30% or more, and good deformability makes solvable
Metal substitute rubber seal becomes a reality.
The technical solution adopted by the present invention are as follows:
A kind of room temperature superplasticity soluble metal, raw material composition press following quality proportioning:
Ga:0.3-3%；
In:0.15-3.5%；
Sn:0.4-6%；
Fining agent: 20-90%；
Surplus is aluminium.
The fining agent is titanium boride.
The aluminium is fine aluminium ingot, and the purity of aluminium ingot is to be at least 99%.
The aluminum content of the aluminium ingot is 99.5%.
Its raw material composition presses following quality proportioning:
Ga:2%；
In:1.5%；
Sn:4%；
Fining agent: 50%；
Surplus is aluminium.
A kind of room temperature superplasticity soluble metal production method, specific steps are as follows:
Step 1 first by mass percentage melts fine aluminium ingot, sequentially adds In, Sn according still further to ratio, mixture is made in Ga；
Step 2 is proportionally added fining agent in manufactured mixture in step 1, is then uniformly mixed；
Step 3, the melt in step 2 after mixing are cast into blank material after slag hitting degasification in cast iron die；
Step 4, the blank material being cast into step 3 are located after room temperature is air-cooled, then through 450 DEG C of -480 DEG C of heat treatment 6-12h
The air-cooled post-processing of sample after reason is at prefabricated component.
In the step four, the blank material being cast into step 3 is after room temperature is air-cooled, then passes through 460 DEG C of heat treatment 6-
12h, the air-cooled post-processing of sample that treated is at prefabricated component.
In the step four, the blank material being cast into step 3 is after room temperature is air-cooled, then passes through at 450-480 DEG C of heat
10h is managed, the air-cooled post-processing of sample that treated is at prefabricated component.
The invention has the benefit that
This room temperature superplasticity soluble metal provided by the invention, room temperature elongation percentage reach 30% or more, and good deformability makes
Soluble metal substitution rubber seal is obtained to become a reality.With solvable rubber ratio, room temperature superplasticity soluble metal has three advantages: first is that
Solution rate is fast, and under equal conditions, room temperature superplasticity soluble metal dissolution time is only the 50% of rubber material；Second is that dissolution is thorough
Bottom, solvable rubber solution residue are to have the sticking small blob of viscose of softening, and room temperature superplasticity soluble metal dissolved residue is powder,
Pit shaft can be not easy to plug with even suspension in a fluid；Third is that room temperature superplasticity soluble metal mechanical strength is higher than rubber material,
This is conducive to simplify tool design, for example is not necessarily to the protection ring etc. on packing element both sides.In addition, its simple process and low cost, be easy into
Row large-scale production.
It is further detailed below with reference to attached drawing.
Detailed description of the invention
Fig. 1 is the mechanical curves figure of room temperature superplasticity soluble metal test specimen.
Specific embodiment
Embodiment 1:
The purpose of the present invention is overcome downhole tool in the prior art can sol rubber cannot quickly dissolve, be easy blocking pit shaft,
The problem of influencing duty cycle.For this purpose, the present invention provides a kind of room temperature superplasticity soluble metal as shown in Figure 1 and its production
Method, this room temperature superplasticity soluble metal provided by the invention, room temperature elongation percentage reach 30% or more, good deformability
So that soluble metal substitution rubber seal becomes a reality.
A kind of room temperature superplasticity soluble metal, raw material composition press following quality proportioning:
Ga:0.3%；
In:0.15%；
Sn:0.4%；
Fining agent: 20%；
Surplus is aluminium.
A kind of room temperature superplasticity soluble metal production method, specific steps are as follows:
Step 1 first by mass percentage melts fine aluminium ingot, sequentially adds In, Sn according still further to ratio, mixture is made in Ga；
Step 2 is proportionally added fining agent in manufactured mixture in step 1, is then uniformly mixed；
Step 3, the melt in step 2 after mixing are cast into blank material after slag hitting degasification in cast iron die；
Step 4, the blank material being cast into step 3 are located after room temperature is air-cooled, then through 450 DEG C of -480 DEG C of heat treatment 6-12h
The air-cooled post-processing of sample after reason is at prefabricated component.
This room temperature superplasticity soluble metal provided by the invention, room temperature elongation percentage reach 30% or more, good deformation energy
Power makes soluble metal substitution rubber seal become a reality.With solvable rubber ratio, room temperature superplasticity soluble metal has three advantages:
First is that solution rate is fast, under equal conditions, room temperature superplasticity soluble metal dissolution time is only the 50% of rubber material；Second is that molten
Thoroughly, solvable rubber solution residue is to have the sticking small blob of viscose of softening, and room temperature superplasticity soluble metal dissolved residue is to solution
Powder can be not easy to plug pit shaft with even suspension in a fluid；Third is that room temperature superplasticity soluble metal mechanical strength is than rubber material
Material is high, this is conducive to simplify tool design, for example is not necessarily to the protection ring on packing element both sides.In addition, present invention process is simple, cost
It is low, it is easy to carry out large-scale production.
Embodiment 2:
A kind of room temperature superplasticity soluble metal, raw material composition press following quality proportioning:
Ga:3%；
In:3.5%；
Sn:6%；
Fining agent: 90%；
Surplus is aluminium.
A kind of room temperature superplasticity soluble metal production method, specific steps are as follows:
Step 1 first by mass percentage melts fine aluminium ingot, sequentially adds In, Sn according still further to ratio, mixture is made in Ga；
Step 2 is proportionally added fining agent in manufactured mixture in step 1, is then uniformly mixed；
Step 3, the melt in step 2 after mixing are cast into blank material after slag hitting degasification in cast iron die；
Step 4, the blank material being cast into step 3 are located after room temperature is air-cooled, then through 450 DEG C of -480 DEG C of heat treatment 6-12h
The air-cooled post-processing of sample after reason is at prefabricated component.
This room temperature superplasticity soluble metal provided by the invention, room temperature elongation percentage reach 30% or more, good deformation energy
Power makes soluble metal substitution rubber seal become a reality.With solvable rubber ratio, room temperature superplasticity soluble metal has three advantages:
First is that solution rate is fast, under equal conditions, room temperature superplasticity soluble metal dissolution time is only the 50% of rubber material；Second is that molten
Thoroughly, solvable rubber solution residue is to have the sticking small blob of viscose of softening, and room temperature superplasticity soluble metal dissolved residue is to solution
Powder can be not easy to plug pit shaft with even suspension in a fluid；Third is that room temperature superplasticity soluble metal mechanical strength is than rubber material
Material is high, this is conducive to simplify tool design, for example is not necessarily to the protection ring on packing element both sides.
Present invention process is simple, at low cost, is easy to carry out large-scale production.
Embodiment 3:
A kind of room temperature superplasticity soluble metal, raw material composition press following quality proportioning:
Ga:1.5%；
In:2.5%；
Sn:3.5%；
Fining agent: 45%；
Surplus is aluminium.
Preferably, the fining agent is titanium boride.
Preferably, the aluminium is fine aluminium ingot, and the purity of aluminium ingot is to be at least 99%.
Preferably, the aluminum content of the aluminium ingot is 99.5%.
A kind of room temperature superplasticity soluble metal production method, specific steps are as follows:
Step 1 first by mass percentage melts fine aluminium ingot, sequentially adds In, Sn according still further to ratio, mixture is made in Ga；
Step 2 is proportionally added fining agent in manufactured mixture in step 1, is then uniformly mixed；
Step 3, the melt in step 2 after mixing are cast into blank material after slag hitting degasification in cast iron die；
Step 4, the blank material being cast into step 3 are located after room temperature is air-cooled, then through 450 DEG C of -480 DEG C of heat treatment 6-12h
The air-cooled post-processing of sample after reason is at prefabricated component.
The present invention has a good deformability, and solvable rubber ratio, and room temperature superplasticity soluble metal has a three advantages: one
It is that solution rate is fast, under equal conditions, room temperature superplasticity soluble metal dissolution time is only the 50% of rubber material；Second is that dissolution
Thoroughly, solvable rubber solution residue is to have the sticking small blob of viscose of softening, and room temperature superplasticity soluble metal dissolved residue is powder
End can be not easy to plug pit shaft with even suspension in a fluid；Third is that room temperature superplasticity soluble metal mechanical strength compares rubber material
Height, this is conducive to simplify tool design, for example is not necessarily to the protection ring on packing element both sides.Present invention process is simple, at low cost, be easy into
Row large-scale production.Room temperature superplasticity soluble metal provided by the invention is not only solvable and has good plasticity, can be used for replacing
It changes oil the rubber sealing element of field downhole tool, has that solution rate is fast, the thorough performance of dissolution.
Embodiment 4:
A kind of room temperature superplasticity soluble metal, raw material composition press following quality proportioning:
Ga:2%；
In:1.5%；
Sn:4%；
Fining agent: 50%；
Surplus is aluminium.
A kind of room temperature superplasticity soluble metal production method, specific steps are as follows:
Step 1 first by mass percentage melts fine aluminium ingot, sequentially adds In, Sn according still further to ratio, mixture is made in Ga；
Step 2 is proportionally added fining agent in manufactured mixture in step 1, is then uniformly mixed；
Step 3, the melt in step 2 after mixing are cast into blank material after slag hitting degasification in cast iron die；
Step 4, the blank material being cast into step 3 are located after room temperature is air-cooled, then through 450 DEG C of -480 DEG C of heat treatment 6-12h
The air-cooled post-processing of sample after reason is at prefabricated component.
In the step four, the blank material being cast into step 3 is after room temperature is air-cooled, then passes through 460 DEG C of heat treatment 6-
12h, the air-cooled post-processing of sample that treated is at prefabricated component.
In the step four, the blank material being cast into step 3 is after room temperature is air-cooled, then passes through at 450-480 DEG C of heat
10h is managed, the air-cooled post-processing of sample that treated is at prefabricated component.
Present invention process is simple, at low cost, is easy to carry out large-scale production.This room temperature superplasticity provided by the invention can
Molten metal, room temperature elongation percentage reach 30% or more.
The present invention has a good deformability, and solvable rubber ratio, and room temperature superplasticity soluble metal has a three advantages: one
It is that solution rate is fast, under equal conditions, room temperature superplasticity soluble metal dissolution time is only the 50% of rubber material；Second is that dissolution
Thoroughly, solvable rubber solution residue is to have the sticking small blob of viscose of softening, and room temperature superplasticity soluble metal dissolved residue is powder
End can be not easy to plug pit shaft with even suspension in a fluid；Third is that room temperature superplasticity soluble metal mechanical strength compares rubber material
Height, this is conducive to simplify tool design, for example is not necessarily to the protection ring on packing element both sides.
Embodiment 5:
1) pure Al ingot is melted by mass percentage first, proportionally sequentially adds In:0.35%, Sn:0.6%, Ga:0.5%；
2) 20% fining agent is proportionally added；
3) melt after mixing is cast into bar after slag hitting degasification in cast iron die；
4) after room temperature is air-cooled, by alloy cast ingot in 450 DEG C of heat treatment 12h, the air-cooled post-processing of sample that treated is at prefabricated component.
This room temperature superplasticity soluble metal provided by the invention, room temperature elongation percentage reach 30% or more, good deformation energy
Power makes soluble metal substitution rubber seal become a reality.With solvable rubber ratio, room temperature superplasticity soluble metal has three advantages:
First is that solution rate is fast, under equal conditions, room temperature superplasticity soluble metal dissolution time is only the 50% of rubber material；Second is that molten
Thoroughly, solvable rubber solution residue is to have the sticking small blob of viscose of softening, and room temperature superplasticity soluble metal dissolved residue is to solution
Powder can be not easy to plug pit shaft with even suspension in a fluid；Third is that room temperature superplasticity soluble metal mechanical strength is than rubber material
Material is high, this is conducive to simplify tool design, for example is not necessarily to the protection ring on packing element both sides.
Embodiment 6:
1) pure Al ingot is melted by mass percentage first, proportionally sequentially adds In:0.7%, Sn:1.2%, Ga:1.0%；
2) 20% fining agent is proportionally added；
3) melt after mixing is cast into materials in the tube after slag hitting degasification in cast iron die；
4) after room temperature is air-cooled, by alloy cast ingot in 480 DEG C of heat treatment 12h, the air-cooled post-processing of sample that treated is at prefabricated component.
This room temperature superplasticity soluble metal provided by the invention, room temperature elongation percentage reach 30% or more, good deformation energy
Power makes soluble metal substitution rubber seal become a reality.With solvable rubber ratio, room temperature superplasticity soluble metal has three advantages:
First is that solution rate is fast, under equal conditions, room temperature superplasticity soluble metal dissolution time is only the 50% of rubber material；Second is that molten
Thoroughly, solvable rubber solution residue is to have the sticking small blob of viscose of softening, and room temperature superplasticity soluble metal dissolved residue is to solution
Powder can be not easy to plug pit shaft with even suspension in a fluid；Third is that room temperature superplasticity soluble metal mechanical strength is than rubber material
Material is high, this is conducive to simplify tool design, for example is not necessarily to the protection ring on packing element both sides.Meanwhile present invention process is simple, cost
It is low, it is easy to carry out large-scale production.
The foregoing examples are only illustrative of the present invention, does not constitute the limitation to protection scope of the present invention, all
Being is the structure of detailed description in the present invention within all belonging to the scope of protection of the present invention with the same or similar design of the present invention
Material and its method are the prior art, will be no longer further detailed in the present invention.
Claims (8)
1. a kind of room temperature superplasticity soluble metal, it is characterised in that: its raw material composition presses following quality proportioning:
Ga:0.3-3%；
In:0.15-3.5%；
Sn:0.4-6%；
Fining agent: 20-90%；
Surplus is aluminium.
2. a kind of room temperature superplasticity soluble metal according to claim 1, it is characterised in that: the fining agent is boronation
Titanium.
3. a kind of room temperature superplasticity soluble metal according to claim 1, it is characterised in that: the aluminium is fine aluminium ingot,
The purity of aluminium ingot is to be at least 99%.
4. a kind of room temperature superplasticity soluble metal according to claim 3, it is characterised in that: the aluminum content of the aluminium ingot
It is 99.5%.
5. a kind of room temperature superplasticity soluble metal according to claim 1, it is characterised in that: its raw material composition presses following matter
Amount proportion:
Ga:2%；
In:1.5%；
Sn:4%；
Fining agent: 50%；
Surplus is aluminium.
6. any one room temperature superplasticity soluble metal production method described in -5 according to claim 1, it is characterised in that: specific
Step are as follows:
Step 1 first by mass percentage melts fine aluminium ingot, sequentially adds In, Sn according still further to ratio, mixture is made in Ga；
Step 2 is proportionally added fining agent in manufactured mixture in step 1, is then uniformly mixed；
Step 3, the melt in step 2 after mixing are cast into blank material after slag hitting degasification in cast iron die；
Step 4, the blank material being cast into step 3 are located after room temperature is air-cooled, then through 450 DEG C of -480 DEG C of heat treatment 6-12h
The air-cooled post-processing of sample after reason is at prefabricated component.
7. a kind of room temperature superplasticity soluble metal production method according to claim 6, it is characterised in that: the step
In four, the blank material being cast into step 3 is after room temperature is air-cooled, then through 460 DEG C of heat treatment 6-12h, and treated, and sample is empty
Cold post-processing is at prefabricated component.
8. a kind of room temperature superplasticity soluble metal production method according to claim 6, it is characterised in that: the step
In four, the blank material being cast into step 3 is after room temperature is air-cooled, then by 450-480 DEG C of heat treatment 10h, treated sample
Air-cooled post-processing is at prefabricated component.
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