CN108774716A - One kind stainless steel material containing yttrium and preparation method thereof - Google Patents
One kind stainless steel material containing yttrium and preparation method thereof Download PDFInfo
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- CN108774716A CN108774716A CN201810678387.4A CN201810678387A CN108774716A CN 108774716 A CN108774716 A CN 108774716A CN 201810678387 A CN201810678387 A CN 201810678387A CN 108774716 A CN108774716 A CN 108774716A
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/04—Making ferrous alloys by melting
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/52—Ferrous alloys, e.g. steel alloys containing chromium with nickel with cobalt
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
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- Chemical & Material Sciences (AREA)
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- Mechanical Engineering (AREA)
- Metallurgy (AREA)
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- Heat Treatment Of Sheet Steel (AREA)
Abstract
The invention discloses a kind of stainless steel materials containing yttrium, include the ingredient of following mass percents:Yttrium is 0.2~0.8%, chromium is 25~30%, and nickel is 6.2~9.5%, and manganese is 0.85~2.5%, titanium is 0.5~2%, niobium is 0.02~0.09%, and cobalt is 0.01~0.1%, and silicon is less than or equal to 0.5%, phosphorus is less than or equal to 0.025%, sulphur is less than or equal to 0.015%, and carbon is less than or equal to 0.03%, balance iron.The invention also discloses a kind of preparation methods of stainless steel material containing yttrium, including:(1) raw material of above-mentioned mass percent is weighed, is uniformly mixed;(2) above-mentioned raw materials are put into 1150~1300 DEG C of vaccum sensitive stove and carry out melting, obtain melt;(3) by above-mentioned melt teeming, hammer cogging is carried out under the conditions of 1150~1300 DEG C, plank is processed into rolling at the same temperature, is cooled to 500~600 DEG C, is annealed, cooling, obtains stainless steel material containing yttrium.Stainless steel material containing yttrium in the present invention has the advantages that intensity is high, corrosion-resistant good.
Description
Technical field
The present invention relates to technical field of stainless steel materials, more particularly to a kind of stainless steel material containing yttrium and its preparation side
Method.
Background technology
The materials such as steel economic loss caused by due to atmospheric corrosion occupies prodigious proportion in material failure.And carbon steel
As the maximum steel material of dosage in atmospheric environment, its corrosive research is valued by people for a long time.And
A large amount of research surface, rare earth element can not only improve the raising of the corrosion resistance of steel by crystal grain thinning etc., moreover it is possible to
Other special-effects are enough generated, such as addition rare-earth yttrium can improve the high-temperature oxidation resistance of stainless steel.
China is rare earth resources and the abundantest rare earth big country of yield in the world, while being also the steel of output of steel first
Big country, if it is possible to the beneficial effect that rare earth plays carbon steel is efficiently used, it is micro- by being added in mild steel and steel alloy
The rare earth of amount, to improve the quality of steel to enhance the international competitiveness of China's steel.
For this reason, it is necessary to which in view of the above-mentioned problems, a kind of stainless steel material containing yttrium of proposition and preparation method thereof, can solve
Problems of the prior art.
Invention content
It is in the prior art to overcome the purpose of the present invention is to provide a kind of stainless steel material containing yttrium and preparation method thereof
It is insufficient.
To achieve the above object, the present invention provides the following technical solutions:
A kind of stainless steel material containing yttrium, the stainless steel material containing yttrium includes the ingredient of following mass percents:Yttrium is 0.2
~0.8%, chromium be 25~30%, nickel be 6.2~9.5%, manganese be 0.85~2.5%, titanium be 0.5~2%, niobium be 0.02~
0.09%, cobalt is 0.01~0.1%, and silicon is less than or equal to 0.5%, and phosphorus is less than or equal to 0.025%, and sulphur is less than or equal to
0.015%, carbon is less than or equal to 0.03%, balance iron.
Preferably, the stainless steel material containing yttrium includes the ingredient of following mass percents:Yttrium is 0.35~0.65%,
Chromium is 26~28%, and nickel is 7.5~8.6%, and manganese is 1.25~2%, and titanium is 0.9~1.6%, and niobium is 0.05~0.08%, cobalt
Be 0.04~0.08%, silicon be 0.1~0.3%, phosphorus be 0.016~0.021%, sulphur be 0.01~0.013%, carbon be 0.01~
0.015%, balance iron.
Preferably, the yttrium is 0.45~0.55%.
Preferably, the nickel is 7.8~8.2%.
Preferably, the manganese is 1.5~1.8%.
The present invention also provides a kind of preparation methods of stainless steel material containing yttrium, include the following steps:
(1) raw material of following mass percents is weighed:Yttrium be 0.2~0.8%, chromium be 25~30%, nickel be 6.2~
9.5%, manganese be 0.85~2.5%, titanium be 0.5~2%, niobium be 0.02~0.09%, cobalt be 0.01~0.1%, silicon be less than or
Equal to 0.5%, phosphorus is less than or equal to 0.025%, and sulphur is less than or equal to 0.015%, and carbon is less than or equal to 0.03%, balance iron,
It is uniformly mixed;
(2) above-mentioned raw materials are put into 1150~1300 DEG C of vaccum sensitive stove and carry out melting, obtain melt;
(3) by above-mentioned melt teeming, hammer cogging is carried out under the conditions of 1150~1300 DEG C, is rolled at the same temperature
System is processed into plank, is cooled to 500~600 DEG C, anneals, cooling, obtains stainless steel material containing yttrium.
Compared with the prior art, the advantages of the present invention are as follows:Stainless steel material containing yttrium in the present invention has intensity high, resistance to
The advantage corroded.
Specific implementation mode
The present invention is described further by the following example:According to following embodiments, the present invention may be better understood.
However, as it will be easily appreciated by one skilled in the art that specific material ratio, process conditions and its result described in embodiment are only used
In illustrating the present invention, without the present invention described in detail in claims should will not be limited.
The present invention discloses a kind of stainless steel material containing yttrium, the stainless steel material containing yttrium include following mass percents at
Point:Yttrium is 0.2~0.8%, and chromium is 25~30%, and nickel is 6.2~9.5%, and manganese is 0.85~2.5%, and titanium is 0.5~2%, niobium
Be 0.02~0.09%, cobalt be 0.01~0.1%, silicon be less than or equal to 0.5%, phosphorus be less than or equal to 0.025%, sulphur be less than or
Equal to 0.015%, carbon is less than or equal to 0.03%, balance iron.
Invention additionally discloses a kind of preparation methods of stainless steel material containing yttrium, include the following steps:
(1) raw material of following mass percents is weighed:Yttrium be 0.2~0.8%, chromium be 25~30%, nickel be 6.2~
9.5%, manganese be 0.85~2.5%, titanium be 0.5~2%, niobium be 0.02~0.09%, cobalt be 0.01~0.1%, silicon be less than or
Equal to 0.5%, phosphorus is less than or equal to 0.025%, and sulphur is less than or equal to 0.015%, and carbon is less than or equal to 0.03%, balance iron,
It is uniformly mixed;
(2) above-mentioned raw materials are put into 1150~1300 DEG C of vaccum sensitive stove and carry out melting, obtain melt;
(3) by above-mentioned melt teeming, hammer cogging is carried out under the conditions of 1150~1300 DEG C, is rolled at the same temperature
System is processed into plank, is cooled to 500~600 DEG C, anneals, cooling, obtains stainless steel material containing yttrium.
It is following to be illustrated with specifically embodiment, to prepare the stainless steel material containing yttrium in the present invention.
Embodiment 1
The stainless steel material containing yttrium includes the ingredient of following mass percents:Yttrium is 0.2%, chromium 25%, and nickel is
6.2%, manganese 0.85%, titanium 0.5%, niobium 0.02%, cobalt 0.01%, silicon 0.05%, phosphorus 0.01%, sulphur is
0.005%, carbon 0.005%, balance iron.
The preparation method of the stainless steel material containing yttrium, includes the following steps:
(1) raw material of following mass percents is weighed:Yttrium is 0.2%, chromium 25%, nickel 6.2%, manganese 0.85%,
Titanium is 0.5%, niobium 0.02%, cobalt 0.01%, silicon 0.05%, phosphorus 0.01%, sulphur 0.005%, and carbon is
0.005%, balance iron is uniformly mixed;
(2) above-mentioned raw materials are put into 1150 DEG C of vaccum sensitive stove and carry out melting, obtain melt;
(3) by above-mentioned melt teeming, hammer cogging is carried out under the conditions of 1150 DEG C, at the same temperature rolling processing
At plank, 500~600 DEG C are cooled to, is annealed, it is cooling, obtain stainless steel material containing yttrium.
Embodiment 2
The stainless steel material containing yttrium includes the ingredient of following mass percents:Yttrium is 0.35%, chromium 26%, and nickel is
7.5%, manganese 1.25%, titanium 0.9%, niobium 0.05%, cobalt 0.04%, silicon 0.1%, phosphorus 0.016%, sulphur is
0.01%, carbon 0.01%, balance iron.
The preparation method of the stainless steel material containing yttrium, includes the following steps:
(1) raw material of following mass percents is weighed:Yttrium is 0.35%, chromium 26%, nickel 7.5%, manganese 1.25%,
Titanium is 0.9%, niobium 0.05%, cobalt 0.04%, silicon 0.1%, phosphorus 0.016%, sulphur 0.01%, carbon 0.01%,
Balance iron is uniformly mixed;
(2) above-mentioned raw materials are put into 1200 DEG C of vaccum sensitive stove and carry out melting, obtain melt;
(3) by above-mentioned melt teeming, hammer cogging is carried out under the conditions of 1200 DEG C, at the same temperature rolling processing
At plank, 500~600 DEG C are cooled to, is annealed, it is cooling, obtain stainless steel material containing yttrium.
Embodiment 3
The stainless steel material containing yttrium includes the ingredient of following mass percents:Yttrium is 0.45%, chromium 26%, and nickel is
7.8%, manganese 1.5%, titanium 0.9%, niobium 0.05%, cobalt 0.04%, silicon 0.1%, phosphorus 0.016%, sulphur is
0.01%, carbon 0.01%, balance iron.
The preparation method of the stainless steel material containing yttrium, includes the following steps:
(1) raw material of following mass percents is weighed:Yttrium is 0.45%, chromium 26%, nickel 7.8%, manganese 1.5%,
Titanium is 0.9%, niobium 0.05%, cobalt 0.04%, silicon 0.1%, phosphorus 0.016%, sulphur 0.01%, carbon 0.01%,
Balance iron is uniformly mixed;
(2) above-mentioned raw materials are put into 1200 DEG C of vaccum sensitive stove and carry out melting, obtain melt;
(3) by above-mentioned melt teeming, hammer cogging is carried out under the conditions of 1200 DEG C, at the same temperature rolling processing
At plank, 500~600 DEG C are cooled to, is annealed, it is cooling, obtain stainless steel material containing yttrium.
Embodiment 4
The stainless steel material containing yttrium includes the ingredient of following mass percents:Yttrium is 0.55%, chromium 26%, and nickel is
8.2%, manganese 1.8%, titanium 0.9%, niobium 0.05%, cobalt 0.04%, silicon 0.1%, phosphorus 0.016%, sulphur is
0.01%, carbon 0.01%, balance iron.
The preparation method of the stainless steel material containing yttrium, includes the following steps:
(1) raw material of following mass percents is weighed:Yttrium is 0.55%, chromium 26%, nickel 8.2%, manganese 1.8%,
Titanium is 0.9%, niobium 0.05%, cobalt 0.04%, silicon 0.1%, phosphorus 0.016%, sulphur 0.01%, carbon 0.01%,
Balance iron is uniformly mixed;
(2) above-mentioned raw materials are put into 1200 DEG C of vaccum sensitive stove and carry out melting, obtain melt;
(3) by above-mentioned melt teeming, hammer cogging is carried out under the conditions of 1200 DEG C, at the same temperature rolling processing
At plank, 500~600 DEG C are cooled to, is annealed, it is cooling, obtain stainless steel material containing yttrium.
Embodiment 5
The stainless steel material containing yttrium includes the ingredient of following mass percents:Yttrium is 0.65%, chromium 28%, and nickel is
8.6%, manganese 2%, titanium 1.6%, niobium 0.08%, cobalt 0.08%, silicon 0.3%, phosphorus 0.021%, sulphur is
0.013%, carbon 0.015%, balance iron.
The preparation method of the stainless steel material containing yttrium, includes the following steps:
(1) raw material of following mass percents is weighed:Yttrium is 0.65%, chromium 28%, nickel 8.6%, manganese 2%, titanium
It is 1.6%, niobium 0.08%, cobalt 0.08%, silicon 0.3%, phosphorus 0.021%, sulphur 0.013%, carbon 0.015%,
Balance iron is uniformly mixed;
(2) above-mentioned raw materials are put into 1200 DEG C of vaccum sensitive stove and carry out melting, obtain melt;
(3) by above-mentioned melt teeming, hammer cogging is carried out under the conditions of 1200 DEG C, at the same temperature rolling processing
At plank, 500~600 DEG C are cooled to, is annealed, it is cooling, obtain stainless steel material containing yttrium.
Embodiment 6
The stainless steel material containing yttrium includes the ingredient of following mass percents:Yttrium is 0.8%, chromium 30%, and nickel is
9.5%, manganese 2.5%, titanium 2%, niobium 0.09%, cobalt 0.1%, silicon 0.5%, phosphorus 0.025%, sulphur is
0.015%, carbon 0.03%, balance iron.
The preparation method of the stainless steel material containing yttrium, includes the following steps:
(1) raw material of following mass percents is weighed:Yttrium is 0.8%, chromium 30%, nickel 9.5%, manganese 2.5%, titanium
It is 2%, niobium 0.09%, cobalt 0.1%, silicon 0.5%, phosphorus 0.025%, sulphur 0.015%, carbon 0.03%, surplus
Iron is uniformly mixed;
(2) above-mentioned raw materials are put into 1300 DEG C of vaccum sensitive stove and carry out melting, obtain melt;
(3) by above-mentioned melt teeming, hammer cogging is carried out under the conditions of 1300 DEG C, at the same temperature rolling processing
At plank, 500~600 DEG C are cooled to, is annealed, it is cooling, obtain stainless steel material containing yttrium.
In stainless steel material containing yttrium in above-described embodiment 1~6, the addition of yttrium can be in purification steel, rotten field trash
It plays a significant role with various aspects such as microalloyings, to significantly improve the corrosion resistance and high-temperature oxidation resistance of stainless steel
Energy.In addition, its tensile strength can reach 152MPa or more, yield strength reaches 58MPa or so, has higher intensity.
Finally, it is to be noted that, the terms "include", "comprise" or its any other variant be intended to it is non-exclusive
Property include so that including a series of elements process, method, article or equipment not only include those elements, but also
Further include other elements that are not explicitly listed, or further include for this process, method, article or equipment it is intrinsic
Element.
Claims (6)
1. a kind of stainless steel material containing yttrium, which is characterized in that the stainless steel material containing yttrium include following mass percents at
Point:Yttrium is 0.2~0.8%, and chromium is 25~30%, and nickel is 6.2~9.5%, and manganese is 0.85~2.5%, and titanium is 0.5~2%, niobium
Be 0.02~0.09%, cobalt be 0.01~0.1%, silicon be less than or equal to 0.5%, phosphorus be less than or equal to 0.025%, sulphur be less than or
Equal to 0.015%, carbon is less than or equal to 0.03%, balance iron.
2. stainless steel material containing yttrium according to claim 1, which is characterized in that the stainless steel material containing yttrium includes following
The ingredient of mass percent:Yttrium is 0.35~0.65%, and chromium is 26~28%, and nickel is 7.5~8.6%, and manganese is 1.25~2%,
Titanium be 0.9~1.6%, niobium be 0.05~0.08%, cobalt be 0.04~0.08%, silicon be 0.1~0.3%, phosphorus be 0.016~
0.021%, sulphur is 0.01~0.013%, and carbon is 0.01~0.015%, balance iron.
3. stainless steel material containing yttrium according to claim 2, which is characterized in that the yttrium is 0.45~0.55%.
4. stainless steel material containing yttrium according to claim 2, which is characterized in that the nickel is 7.8~8.2%.
5. stainless steel material containing yttrium according to claim 2, which is characterized in that the manganese is 1.5~1.8%.
6. a kind of preparation method of stainless steel material containing yttrium, which is characterized in that include the following steps:
(1) raw material of following mass percents is weighed:Yttrium is 0.2~0.8%, and chromium is 25~30%, and nickel is 6.2~9.5%, manganese
It is 0.85~2.5%, titanium is 0.5~2%, and niobium is 0.02~0.09%, and cobalt is 0.01~0.1%, and silicon is less than or equal to
0.5%, phosphorus is less than or equal to 0.025%, and sulphur is less than or equal to 0.015%, and carbon is less than or equal to 0.03%, and balance iron mixes
Uniformly;
(2) above-mentioned raw materials are put into 1150~1300 DEG C of vaccum sensitive stove and carry out melting, obtain melt;
(3) by above-mentioned melt teeming, hammer cogging is carried out under the conditions of 1150~1300 DEG C, rolling at the same temperature adds
Work is cooled to 500~600 DEG C at plank, anneals, cooling, obtains stainless steel material containing yttrium.
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JP3424599B2 (en) * | 1999-05-11 | 2003-07-07 | 住友金属工業株式会社 | Austenitic stainless steel with excellent hot workability |
CN1643176A (en) * | 2002-03-25 | 2005-07-20 | 朴庸秀 | High-grade duplex stainless steel with much suppressed formation of intermetallic phases and having an excellent corrosion resistance , embrittlement resistance, castability and hot workability |
CN1924070A (en) * | 2006-09-01 | 2007-03-07 | 西安交通大学 | Casting high boron abrasion-proof stainless steel containing high hardness boride and preparation method thereof |
CN101029374A (en) * | 2007-03-29 | 2007-09-05 | 上海大学 | High-nitrogen, high-chromium, low-nickle super-corrosive-resisting double-phase stainless steel containing rare earth metal |
CN103266284A (en) * | 2013-05-23 | 2013-08-28 | 江苏久联冶金机械制造有限公司 | Formula and heat treatment method for high-boron wear-resistant stainless steel |
-
2018
- 2018-06-27 CN CN201810678387.4A patent/CN108774716A/en not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3424599B2 (en) * | 1999-05-11 | 2003-07-07 | 住友金属工業株式会社 | Austenitic stainless steel with excellent hot workability |
CN1643176A (en) * | 2002-03-25 | 2005-07-20 | 朴庸秀 | High-grade duplex stainless steel with much suppressed formation of intermetallic phases and having an excellent corrosion resistance , embrittlement resistance, castability and hot workability |
CN1924070A (en) * | 2006-09-01 | 2007-03-07 | 西安交通大学 | Casting high boron abrasion-proof stainless steel containing high hardness boride and preparation method thereof |
CN101029374A (en) * | 2007-03-29 | 2007-09-05 | 上海大学 | High-nitrogen, high-chromium, low-nickle super-corrosive-resisting double-phase stainless steel containing rare earth metal |
CN103266284A (en) * | 2013-05-23 | 2013-08-28 | 江苏久联冶金机械制造有限公司 | Formula and heat treatment method for high-boron wear-resistant stainless steel |
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