CN109609789A - A kind of preparation method of the titan alloy casting ingot containing easy segregation element - Google Patents
A kind of preparation method of the titan alloy casting ingot containing easy segregation element Download PDFInfo
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- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
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Abstract
A kind of preparation method of the titan alloy casting ingot containing easy segregation element, ternary and the above intermediate alloy of ternary, titanium sponge are uniformly mixed with aluminium shot according to the element mass percent of target titan alloy casting ingot, or ternary and the above intermediate alloy of ternary, titanium sponge are uniformly mixed with titanium-tin alloy, then electrode block compacting is carried out, then electrode pressing group is welded into electrode；By multiple melting, finally strips off the skin, detects a flaw, sawing riser, obtaining titan alloy casting ingot.The present invention is added with by choosing ternary and the above intermediate alloy form of ternary and is conducive to alloying, while alloy species are reduced, and can be reduced the introducing of other impurities element or uncertain factor, are readily produced process control；Closer to matrix sponge titanium, when melting, is easier to realize homogenization for the alloy melting point of ternary and the above intermediate alloy of ternary, density；Multiple melting is carried out using vacuum consumable arc-melting furnace, obtains the titan alloy casting ingot of the uniform segregation-free of ingredient.
Description
Technical field
The invention belongs to titanium alloy preparation technical fields, are related to a kind of preparation side of titan alloy casting ingot containing easy segregation element
Method.
Background technique
Titanium alloy is excellent because of its specific strength height, corrosion resistance, good high temperature performance, shape memory, biocompatibility etc.
Performance, in China, the fields such as aerospace, medical treatment, chemical industry, naval vessels are used widely.It is a certain amount of by adding in titanium alloy
Metallic element (such as Mo, Cr, Fe, Ni) meets application requirement to improve material property.Although the alloying element of addition can be big
Amplitude improves material property, but causes regional segregation since its distribution coefficient K in titanium alloy is different, and ingot shape is bigger
Degree of supercooling is bigger, and segregation is more serious, hardly results in engineering application so as to cause some alloys haveing excellent performance.
Currently, generally two ways is used to solve this kind of titanium alloy: first is that in terms of control with raw material, easy segregation element
It is added frequently with intermediate alloy form, intermediate alloy generally chooses the bianry alloy that easy segregation element and Ti or Al are formed.It is this
Mode can reduce segregation to a certain degree, but effect is not significant.Second is that proposing in terms of smelting technology state modulator using molten speed
The method of control.But domestic vacuum consumable smelting furnace is substantially current control, therefore this method is difficult to realize.
Summary of the invention
It is an object of the invention to overcome the above-mentioned prior art, a kind of titanium alloy casting containing easy segregation element is provided
The preparation method of ingot.
To achieve the above object, the technical scheme adopted by the invention is as follows:
A kind of preparation method of the titan alloy casting ingot containing easy segregation element, comprising the following steps:
1) prepared by electrode
According to the element mass percent of target titan alloy casting ingot by ternary and the above intermediate alloy of ternary, titanium sponge and aluminium
Beans are uniformly mixed, or ternary and the above intermediate alloy of ternary, titanium sponge are uniformly mixed with titanium-tin alloy, then carry out electrode block
Compacting, then electrode pressing group is welded into electrode；Wherein, ternary and the above intermediate alloy of ternary are molybdenum Vanadium aluminum iron intermediate alloy, vanadium
Aluminium chromium tin intermediate alloy, Cr-Mo-V aluminium intermediate alloy or Vanadium aluminum iron intermediate alloy；
2) melting once
Electrode made from step 1) is subjected to melting as consutrode and obtains an ingot；
3) secondary smelting
An ingot made from step 2) is subjected to secondary smelting as consutrode and obtains secondary ingot；
4) melting three times
Melting three times is carried out using secondary ingot made from step 3) as consutrode, obtains ingot three times；
5) will three times ingot strip off the skin, detect a flaw, sawing riser, obtain titan alloy casting ingot.
A further improvement of the present invention lies in that in step 1), the granularity of ternary and the above intermediate alloy of ternary is 0.25~
3mm。
A further improvement of the present invention lies in that melting electric current is 7.0~10.0KA in step 2), stabilising arc electric current is DC
5.0~8.0A.
A further improvement of the present invention lies in that melting electric current is 8.0~12.0KA in step 3), stabilising arc electric current is AC
7.0~12.0A, mixing cycle 15~30s.
A further improvement of the present invention lies in that melting electric current is 7.0~10.0KA in step 4), stabilising arc electric current is
AC10.0~15.0A, mixing cycle 15~30s, the feeding time be 35~45min.
A further improvement of the present invention lies in that in vacuum consumable electrode arc furnace in step 2), step 3) and step 4)
It carries out.
A further improvement of the present invention lies in that carrying out melting dress in vacuum consumable electrode arc furnace in step 3) and step 4)
Consutrode is inverted when furnace.
Compared with the prior art, the present invention has the following beneficial effects: the present invention in terms of intermediate alloy selection, passes through choosing
It takes ternary and the above intermediate alloy form of ternary to be added with and is conducive to alloying, while alloy species are reduced, and can reduce other impurities
The introducing of element or uncertain factor, is readily produced process control；The alloy melting point of ternary and the above intermediate alloy of ternary, density
Closer to matrix sponge titanium, when melting, is easier to realize homogenization；Secondly, in terms of smelting technology, it is molten using vacuum consumable electric arc
Furnace carries out multiple melting, obtains the titan alloy casting ingot of the uniform segregation-free of ingredient.Present invention process is simple, and strong operability is adopted
Take method of the invention can get ingredient uniformly, the industrial scale titan alloy casting ingot of segregation-free.
Further, intermediate ingot time uses larger current, is conducive to raw material and sufficiently melts, and finished product melting uses small electric
Stream carries out melting, is conducive to abundant alloying.Stabilising arc electric current mixing cycle, setting was longer simultaneously, was conducive to big specification ingot shape molten bath
Be sufficiently stirred.In addition, the feeding time is shorter so that the shortening of solute redistribution time, reduces the generation of segregation, to obtain
The commercial scale titanium alloy alloy cast ingot of matter, segregation-free.
Specific embodiment
Below by embodiment, the invention will be described in further detail:
The present invention is by choosing ternary and the above intermediate alloy form addition of ternary, the multicomponent alloy fusing point of selection, density
It should be close to matrix sponge titanium；Multiple melting is carried out using vacuum consumable arc-melting furnace, wherein intermediate ingot time uses high current, at
Product melting carries out melting using low current；The setting of stabilising arc electric current mixing time is long；The last melting feeding time is unsuitable too long.It adopts
The measure of this several respect is taken to obtain the titan alloy casting ingot of the uniform segregation-free of ingredient.
The present invention proposes the preparation method of the alloy, specifically includes the following steps:
1) intermediate alloy is chosen
Main element analysis is carried out to titan alloy casting ingot, and chooses ternary and ternary according to host element proportion in titan alloy casting ingot
The above intermediate alloy form addition；Matrix is titanium sponge, ternary and the above intermediate alloy of ternary, and guarantee is not added or adds other less
A kind of pure metal or bianry alloy is then added if the ingredient of discontented foot-eye ingot casting in element, meet target ingot casting at
Point.
2) prepared by electrode
According to the ingredient of titan alloy casting ingot to be prepared, by ternary and the above intermediate alloy of ternary, titanium sponge, aluminium shot or
Titanium-tin alloy is weighed according to the element mass percent of target ingot casting, carries out electrode block compacting after mixing, then will pressure
Electrode group processed is welded into electrode；Wherein, ternary and the above intermediate alloy of ternary are molybdenum Vanadium aluminum iron intermediate alloy, the centre conjunction of vanadium aluminium chromium tin
Gold, Cr-Mo-V aluminium intermediate alloy or Vanadium aluminum iron intermediate alloy；
3) melting once
Electrode made from step 2) is subjected to melting as consutrode and obtains an ingot；
4) secondary smelting
An ingot made from step 3) is subjected to secondary smelting as consutrode and obtains secondary ingot；
5) melting three times
Melting three times is carried out using secondary ingot made from step 4) as consutrode, obtains ingot three times；
6) will three times ingot strip off the skin, detect a flaw, sawing riser, obtain titan alloy casting ingot.
Further, in above-mentioned steps 1) in, multicomponent alloy selection principle: fusing point, density are close to matrix sponge titanium, granularity control
System adds less as far as possible or is not added other intermediate alloys after adding the multicomponent alloy in 0.25~3mm.
Further, in above-mentioned steps 3) in, melting electric current is 7.0~10.0KA, and stabilising arc electric current is 5.0~8.0A of DC；
Further, in above-mentioned steps 4) in, melting electric current is 8.0~12.0KA, and stabilising arc electric current is 7.0~12.0A of AC,
Mixing cycle 15~30s；
Further, above-mentioned in step 5), melting electric current be 7.0~10.0KA, stabilising arc electric current be AC 10.0~
15.0A, mixing cycle 15~30s, the feeding time be 35~45min.
It is below specific embodiment.
Embodiment 1
500Kg grades of TB3 titanium alloy (nominal composition Ti-3.5Al-10Mo-8V-1Fe) ingot casting preparations:
1) intermediate alloy is chosen
Contain Al, Mo, V, Fe in the alloy, wherein Mo, Fe are easy segregation elements, are selected according to the alloying element proportion
Take molybdenum Vanadium aluminum iron intermediate alloy (Mo, V, Al, Fe mass ratio be 45:36:14:5), wherein alloy granularity control 0.25~
3mm；
2) prepared by electrode
Molybdenum Vanadium aluminum iron intermediate alloy, titanium sponge and aluminium shot are weighed according to mass percent, are uniformly mixed laggard
The compacting of row electrode block, then electrode pressing group is welded into electrode.
3) melting once
Melting is carried out in vacuum consumable electrode arc furnace using electrode made from step 2) as consutrode and obtains φ 220mm mono-
Secondary ingot, melting electric current are 8.0~10.0KA, and stabilising arc electric current is DC7~8A；
4) secondary smelting
Secondary smelting is carried out in vacuum consumable electrode arc furnace using an ingot made from step 3) as consutrode and obtains φ
Electrode need to be inverted head downward when shove charge by bis- ingots of 280mm, and melting electric current is 10.0~12.0KA, and stabilising arc electric current is AC
10.0~12.0A, mixing cycle 25~30s；
5) melting three times
Melting three times is carried out in vacuum consumable electrode arc furnace using secondary ingot made from step 4) as consutrode and obtains φ
Electrode need to be inverted head downward by 360mm ingot three times, when shove charge, and melting electric current is 8.0~10.0KA, and stabilising arc electric current is AC
12.0~15.0A, mixing cycle 25~30s, the feeding time be 35~40min.
6) ingot casting stripped off the skin, detected a flaw, sawing riser, while sampled and carrying out chemical component test (being shown in Table 1), and observing ingot casting
Lateral macrostructure.It was found that ingot casting ingredient is uniform, segregation is had no in macrostructure.
Table 1Ti-3.5Al-10Mo-8V-1Fe alloy cast ingot chemical component
Embodiment 2
700Kg grades of TB5 titanium alloy (nominal composition Ti-10V-3Al-3Cr-3Sn) ingot casting preparations:
1) intermediate alloy is chosen
Contain V, Al, Cr, Sn in the alloy, wherein Cr, Sn are easy segregation elements, are selected according to the alloying element proportion
Take vanadium aluminium chromium tin intermediate alloy (V, Al, Cr, Sn mass ratio be 64:12:12:10), wherein alloy granularity control 0.25~
3mm；
2) prepared by electrode
Vanadium aluminium chromium tin intermediate alloy, titanium sponge and titanium-tin alloy are weighed according to mass percent, are uniformly mixed
Electrode block compacting is carried out afterwards, then electrode pressing group is welded into electrode.
3) melting once
Melting is carried out in vacuum consumable electrode arc furnace using electrode made from step 2) as consutrode and obtains φ 220mm mono-
Secondary ingot, melting electric current are 8.0~10KA, and stabilising arc electric current is 6.0~7.0A of DC；
4) secondary smelting
Secondary smelting is carried out in vacuum consumable electrode arc furnace using an ingot made from step 3) as consutrode and obtains φ
Electrode need to be inverted head downward when shove charge by bis- ingots of 280mm, and melting electric current is 9.0~11.0KA, and stabilising arc electric current is AC
9.0~11.0A, mixing cycle 25~30s；
5) melting three times
Melting three times is carried out in vacuum consumable electrode arc furnace using secondary ingot made from step 4) as consutrode and obtains φ
Electrode need to be inverted head downward by 360mm ingot three times, when shove charge, and melting electric current is 8.0~10.0KA, and stabilising arc electric current is AC
11.0~13.0A, mixing cycle 25~30s, the feeding time be 40~45min.
6) ingot casting stripped off the skin, detected a flaw, sawing riser, while sampled and carrying out chemical component test (being shown in Table 2), and observing ingot casting
Lateral macrostructure.It was found that ingot casting ingredient is uniform, segregation is had no in macrostructure.
Table 2Ti-25V-15Cr-0.3Si alloy cast ingot chemical component
Embodiment 3
500Kg grades of TB2 titanium alloy (nominal composition Ti-5Mo-5V-8Cr-3Al) ingot casting preparations:
1) intermediate alloy is chosen
Contain Al, Mo, V, Cr in the alloy, wherein Mo, Cr are easy segregation elements, are selected according to the alloying element proportion
Take Cr-Mo-V aluminium intermediate alloy (Cr, Mo, V, Al mass ratio be 38:24:24:14), wherein alloy granularity control 0.25~
3mm；
2) prepared by electrode
Cr-Mo-V aluminium intermediate alloy, titanium sponge and aluminium shot are weighed according to mass percent, are uniformly mixed laggard
The compacting of row electrode block, then electrode pressing group is welded into electrode.
3) melting once
Melting is carried out in vacuum consumable electrode arc furnace using electrode made from step 2) as consutrode and obtains φ 220mm mono-
Secondary ingot, melting electric current are 7.0~9.0KA, and stabilising arc electric current is 6.0~7.0A of DC；
4) secondary smelting
Secondary smelting is carried out in vacuum consumable electrode arc furnace using an ingot made from step 3) as consutrode and obtains φ
Electrode need to be inverted head downward when shove charge by bis- ingots of 280mm, and melting electric current is 8.0~10.0KA, and stabilising arc electric current is AC
8.0~10.0A, mixing cycle 20~25s；
5) melting three times
Melting three times is carried out in vacuum consumable electrode arc furnace using secondary ingot made from step 4) as consutrode and obtains φ
Electrode need to be inverted head downward by 360mm ingot three times, when shove charge, and melting electric current is 7.0~9.0KA, and stabilising arc electric current is
AC10.0~12.0A, mixing cycle 20~25s, the feeding time be 35~40min.
6) ingot casting stripped off the skin, detected a flaw, sawing riser, while sampled and carrying out chemical component test (being shown in Table 3), and observing ingot casting
Lateral macrostructure.It was found that ingot casting ingredient is uniform, segregation is had no in macrostructure.
Table 3Ti-5Mo-5V-8Cr-3Al alloy cast ingot chemical component
Embodiment 4
700Kg grades of TB6 titanium alloy (nominal composition Ti-10V-2Fe-3Al) ingot casting preparations:
1) intermediate alloy is chosen
Contain Al, V, Fe in the alloy, wherein Fe is easy segregation element, chooses vanadium aluminium according to the alloying element proportion
Iron intermediate alloy (V, Al, Fe mass ratio are 72:18:10), wherein alloy granularity control is in 0.25~3mm；
2) prepared by electrode
Vanadium aluminum iron intermediate alloy, titanium sponge and aluminium shot are weighed according to mass percent, carried out after mixing
Electrode block compacting, then electrode pressing group is welded into electrode.
3) melting once
Melting is carried out in vacuum consumable electrode arc furnace using electrode made from step 2) as consutrode and obtains φ 220mm mono-
Secondary ingot, melting electric current are 7.0~9.0KA, and stabilising arc electric current is 5.0~6.0A of DC；
4) secondary smelting
Secondary smelting is carried out in vacuum consumable electrode arc furnace using an ingot made from step 3) as consutrode and obtains φ
Electrode need to be inverted head downward when shove charge by bis- ingots of 280mm, and melting electric current is 8.0~10.0KA, and stabilising arc electric current is AC
7.0~9.0A, mixing cycle 15~20s；
5) melting three times
Melting three times is carried out in vacuum consumable electrode arc furnace using secondary ingot made from step 4) as consutrode and obtains φ
Electrode need to be inverted head downward by 360mm ingot three times, when shove charge, and melting electric current is 7.0~9.0KA, and stabilising arc electric current is AC
10.0~12.0A, mixing cycle 15~20s, the feeding time be 40~45min.
6) ingot casting stripped off the skin, detected a flaw, sawing riser, while sampled and carrying out chemical component test (being shown in Table 4), and observing ingot casting
Lateral macrostructure.It was found that ingot casting ingredient is uniform, segregation is had no in macrostructure.
Table 4Ti-10V-2Fe-3Al alloy cast ingot chemical component
Present invention process is simple, strong operability, take method of the invention can get ingredient uniformly, the industry of segregation-free
Scale titan alloy casting ingot.It selects polynary intermediate alloy form to be added with and is conducive to alloying, while alloy species are reduced, and can be reduced
The introducing of other impurities element or uncertain factor, is readily produced process control；When melting, intermediate ingot time uses larger current,
Be conducive to raw material sufficiently to melt, finished product melting carries out melting using smaller current, is conducive to abundant alloying.Stabilising arc electricity simultaneously
It is longer to flow setting mixing cycle, is conducive to being sufficiently stirred for big specification ingot shape molten bath.In addition, the feeding time it is shorter so that solute again
Time shortening is distributed, the generation of segregation is reduced, to obtain the commercial scale titanium alloy alloy cast ingot of homogeneous, segregation-free.
Claims (7)
1. a kind of preparation method of the titan alloy casting ingot containing easy segregation element, which comprises the following steps:
1) prepared by electrode
Ternary and the above intermediate alloy of ternary, titanium sponge and aluminium shot are mixed according to the element mass percent of target titan alloy casting ingot
It closes uniformly, or ternary and the above intermediate alloy of ternary, titanium sponge is uniformly mixed with titanium-tin alloy, then carry out electrode block pressure
System, then electrode pressing group is welded into electrode；Wherein, ternary and the above intermediate alloy of ternary are molybdenum Vanadium aluminum iron intermediate alloy, vanadium aluminium
Chromium tin intermediate alloy, Cr-Mo-V aluminium intermediate alloy or Vanadium aluminum iron intermediate alloy；
2) melting once
Electrode made from step 1) is subjected to melting as consutrode and obtains an ingot；
3) secondary smelting
An ingot made from step 2) is subjected to secondary smelting as consutrode and obtains secondary ingot；
4) melting three times
Melting three times is carried out using secondary ingot made from step 3) as consutrode, obtains ingot three times；
5) will three times ingot strip off the skin, detect a flaw, sawing riser, obtain titan alloy casting ingot.
2. a kind of preparation method of titan alloy casting ingot containing easy segregation element according to claim 1, which is characterized in that step
It is rapid 1) in, the granularity of ternary and the above intermediate alloy of ternary is 0.25~3mm.
3. a kind of preparation method of titan alloy casting ingot containing easy segregation element according to claim 1, which is characterized in that step
It is rapid 2) in, melting electric current be 7.0~10.0KA, stabilising arc electric current be 5.0~8.0A of DC.
4. a kind of preparation method of titan alloy casting ingot containing easy segregation element according to claim 1, which is characterized in that step
It is rapid 3) in, melting electric current be 8.0~12.0KA, stabilising arc electric current be 7.0~12.0A of AC, mixing cycle 15~30s.
5. a kind of preparation method of titan alloy casting ingot containing easy segregation element according to claim 1, which is characterized in that step
It is rapid 4) in, melting electric current is 7.0~10.0KA, and stabilising arc electric current is 10.0~15.0A of AC, mixing cycle 15~30s, when feeding
Between be 35~45min.
6. a kind of preparation method of titan alloy casting ingot containing easy segregation element according to claim 1, which is characterized in that step
It is rapid 2), step 3) with carried out in vacuum consumable electrode arc furnace in step 4).
7. a kind of preparation method of titan alloy casting ingot containing easy segregation element according to claim 6, which is characterized in that step
It is rapid 3) with step 4) in, in vacuum consumable electrode arc furnace carry out melting shove charge when consutrode is inverted.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110684908A (en) * | 2019-11-05 | 2020-01-14 | 西安西工大超晶科技发展有限责任公司 | Preparation method of homogenized titanium-aluminum alloy ingot for casting |
| CN111014877A (en) * | 2019-12-03 | 2020-04-17 | 西部超导材料科技股份有限公司 | Method for welding titanium alloy ingot casting in furnace |
| CN111482765A (en) * | 2020-03-26 | 2020-08-04 | 宁夏中色金航钛业有限公司 | Method for adding iron into titanium and titanium alloy ingot |
| CN112458305A (en) * | 2020-10-27 | 2021-03-09 | 新疆湘润新材料科技有限公司 | Preparation method of large TC4 titanium alloy ingot |
| CN113512657A (en) * | 2021-04-28 | 2021-10-19 | 西部钛业有限责任公司 | Preparation method of high-uniformity boron-containing titanium alloy ingot |
| CN113943877A (en) * | 2021-10-18 | 2022-01-18 | 忠世高新材料股份有限公司 | Preparation method of Ti6242s alloy cast ingot |
| CN116716501A (en) * | 2023-08-07 | 2023-09-08 | 成都先进金属材料产业技术研究院股份有限公司 | Titanium alloy for aerospace and smelting process thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1093528B1 (en) * | 1999-04-12 | 2006-03-08 | Ovonic Battery Company, Inc. | Modified electrochemical hydrogen storage alloy having increased capacity, rate capability and catalytic activity |
| CN104846225A (en) * | 2015-05-21 | 2015-08-19 | 西部超导材料科技股份有限公司 | Preparation method for high-uniformity WSTi62441S titanium alloy ingot |
-
2018
- 2018-12-26 CN CN201811604978.3A patent/CN109609789A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1093528B1 (en) * | 1999-04-12 | 2006-03-08 | Ovonic Battery Company, Inc. | Modified electrochemical hydrogen storage alloy having increased capacity, rate capability and catalytic activity |
| CN104846225A (en) * | 2015-05-21 | 2015-08-19 | 西部超导材料科技股份有限公司 | Preparation method for high-uniformity WSTi62441S titanium alloy ingot |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110684908A (en) * | 2019-11-05 | 2020-01-14 | 西安西工大超晶科技发展有限责任公司 | Preparation method of homogenized titanium-aluminum alloy ingot for casting |
| CN111014877A (en) * | 2019-12-03 | 2020-04-17 | 西部超导材料科技股份有限公司 | Method for welding titanium alloy ingot casting in furnace |
| CN111014877B (en) * | 2019-12-03 | 2021-12-31 | 西部超导材料科技股份有限公司 | Method for welding titanium alloy ingot casting in furnace |
| CN111482765A (en) * | 2020-03-26 | 2020-08-04 | 宁夏中色金航钛业有限公司 | Method for adding iron into titanium and titanium alloy ingot |
| CN111482765B (en) * | 2020-03-26 | 2023-05-16 | 宁夏中色金航钛业有限公司 | Method for adding iron into titanium and titanium alloy cast ingot |
| CN112458305A (en) * | 2020-10-27 | 2021-03-09 | 新疆湘润新材料科技有限公司 | Preparation method of large TC4 titanium alloy ingot |
| CN112458305B (en) * | 2020-10-27 | 2021-12-14 | 新疆湘润新材料科技有限公司 | Preparation method of large TC4 titanium alloy ingot |
| CN113512657A (en) * | 2021-04-28 | 2021-10-19 | 西部钛业有限责任公司 | Preparation method of high-uniformity boron-containing titanium alloy ingot |
| CN113943877A (en) * | 2021-10-18 | 2022-01-18 | 忠世高新材料股份有限公司 | Preparation method of Ti6242s alloy cast ingot |
| CN116716501A (en) * | 2023-08-07 | 2023-09-08 | 成都先进金属材料产业技术研究院股份有限公司 | Titanium alloy for aerospace and smelting process thereof |
| CN116716501B (en) * | 2023-08-07 | 2023-10-31 | 成都先进金属材料产业技术研究院股份有限公司 | Titanium alloy for aerospace and smelting process thereof |
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