EP2692887A4 - Cast austenitic stainless steel - Google Patents
Cast austenitic stainless steelInfo
- Publication number
- EP2692887A4 EP2692887A4 EP12765111.5A EP12765111A EP2692887A4 EP 2692887 A4 EP2692887 A4 EP 2692887A4 EP 12765111 A EP12765111 A EP 12765111A EP 2692887 A4 EP2692887 A4 EP 2692887A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- stainless steel
- austenitic stainless
- cast austenitic
- cast
- steel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
- B22D27/20—Measures not previously mentioned for influencing the grain structure or texture; Selection of compositions therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D30/00—Cooling castings, not restricted to casting processes covered by a single main group
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/004—Heat treatment of ferrous alloys containing Cr and Ni
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/02—Hardening by precipitation
-
- 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
- C22C38/001—Ferrous alloys, e.g. steel alloys containing N
-
- 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
- C22C38/004—Very low carbon steels, i.e. having a carbon content of less than 0,01%
-
- 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
-
- 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
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/001—Austenite
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/005—Ferrite
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
- Heat Treatment Of Sheet Steel (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011079965 | 2011-03-31 | ||
PCT/JP2012/054523 WO2012132679A1 (en) | 2011-03-31 | 2012-02-24 | Cast austenitic stainless steel |
Publications (3)
Publication Number | Publication Date |
---|---|
EP2692887A1 EP2692887A1 (en) | 2014-02-05 |
EP2692887A4 true EP2692887A4 (en) | 2015-01-21 |
EP2692887B1 EP2692887B1 (en) | 2017-07-19 |
Family
ID=46930439
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP12765111.5A Not-in-force EP2692887B1 (en) | 2011-03-31 | 2012-02-24 | Cast austenitic stainless steel |
Country Status (7)
Country | Link |
---|---|
US (1) | US20140056751A1 (en) |
EP (1) | EP2692887B1 (en) |
JP (1) | JP5863770B2 (en) |
KR (1) | KR20140044318A (en) |
CN (1) | CN103429778B (en) |
CA (1) | CA2830586A1 (en) |
WO (1) | WO2012132679A1 (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3301199B1 (en) | 2016-03-28 | 2021-01-20 | LG Electronics Inc. -1- | Bent pipe made of stainless steel |
WO2018117683A1 (en) * | 2016-12-23 | 2018-06-28 | 주식회사 포스코 | Austenitic stainless steel having excellent processability and surface characteristics, and manufacturing method therefor |
KR102030162B1 (en) | 2016-12-23 | 2019-11-08 | 주식회사 포스코 | Austenitic stainless steel having excellent formability and surface properties and manufacturing method of the same |
CN109454220A (en) * | 2018-11-24 | 2019-03-12 | 共享铸钢有限公司 | A kind of production method of austenitic stainless steel material steel-casting |
CN110093561B (en) * | 2019-05-13 | 2021-06-18 | 襄阳市立强机械有限公司 | As-cast nonmagnetic austenitic stainless steel and preparation method thereof |
JP6793866B1 (en) * | 2020-06-17 | 2020-12-02 | 株式会社クボタ | Gas valve and propane gas flow control method |
CN113699453B (en) * | 2021-08-30 | 2023-03-10 | 上海海塔机械制造有限公司 | Heat-resistant high-nitrogen steel and production method thereof |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2634403A1 (en) * | 1975-08-02 | 1977-02-10 | Japan Gasoline | STAINLESS ALLOY CAST STEEL |
JPS60121098A (en) * | 1983-12-05 | 1985-06-28 | Kawasaki Steel Corp | Prevention of hydrogen peeling crack in build-up welding of austenitic stainless steel |
JPS6353244A (en) * | 1986-08-25 | 1988-03-07 | Aichi Steel Works Ltd | Stainless steel excellent in strength and corrosion resistance and having small anisotropy and its production |
JPS63169362A (en) * | 1986-12-29 | 1988-07-13 | Aichi Steel Works Ltd | Nonmagnetic tool steel |
JPH0297647A (en) * | 1988-09-30 | 1990-04-10 | Aichi Steel Works Ltd | Steel for valve stem having excellent torsional strength and its manufacture |
JPH0297648A (en) * | 1988-09-30 | 1990-04-10 | Aichi Steel Works Ltd | Austenitic stainless steel excellent in creep rupture strength and its production |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5487627A (en) * | 1977-12-23 | 1979-07-12 | Kubota Ltd | Stainless steel for extreme low temperature excellent in weld ability |
JPS5547370A (en) * | 1978-09-30 | 1980-04-03 | Kubota Ltd | Stainless cast steel for cryogenic temperature use |
JP2574917B2 (en) * | 1990-03-14 | 1997-01-22 | 株式会社日立製作所 | Austenitic steel excellent in stress corrosion cracking resistance and its use |
JP2915691B2 (en) * | 1992-05-08 | 1999-07-05 | 日本冶金工業株式会社 | High ductility austenitic-ferrite dual phase heat resistant steel and method for producing the same |
JPH0830248B2 (en) * | 1993-05-27 | 1996-03-27 | 工業技術院長 | Stainless cast steel for seawater pumps at nuclear power plants |
JP3336820B2 (en) * | 1995-07-25 | 2002-10-21 | 株式会社日立製作所 | Seawater corrosion resistant austenitic cast stainless steel and seawater pump |
US20060266439A1 (en) | 2002-07-15 | 2006-11-30 | Maziasz Philip J | Heat and corrosion resistant cast austenitic stainless steel alloy with improved high temperature strength |
JP3954954B2 (en) * | 2002-10-25 | 2007-08-08 | 新日本製鐵株式会社 | Manufacturing method of austenitic stainless steel and strip slab |
EP1645649B1 (en) * | 2003-06-10 | 2014-07-30 | Nippon Steel & Sumitomo Metal Corporation | Austenitic stainless steel for hydrogen gas and method for production thereof |
DE602005021286D1 (en) * | 2004-09-15 | 2010-07-01 | Sumitomo Metal Ind | Steel pipe with excellent resistance to flaking on the inner surface |
CN101903551A (en) * | 2007-12-20 | 2010-12-01 | Ati资产公司 | The low-nickel austenitic stainless steel that contains stable element |
CN101845605B (en) * | 2009-03-24 | 2013-01-02 | 宝山钢铁股份有限公司 | Austenitic stainless steel plate with excellent strength at medium and low temperature and manufacturing method thereof |
-
2012
- 2012-02-24 CA CA2830586A patent/CA2830586A1/en not_active Abandoned
- 2012-02-24 JP JP2013507281A patent/JP5863770B2/en active Active
- 2012-02-24 US US14/007,578 patent/US20140056751A1/en not_active Abandoned
- 2012-02-24 KR KR1020137028616A patent/KR20140044318A/en not_active Application Discontinuation
- 2012-02-24 EP EP12765111.5A patent/EP2692887B1/en not_active Not-in-force
- 2012-02-24 WO PCT/JP2012/054523 patent/WO2012132679A1/en active Application Filing
- 2012-02-24 CN CN201280013824.1A patent/CN103429778B/en not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2634403A1 (en) * | 1975-08-02 | 1977-02-10 | Japan Gasoline | STAINLESS ALLOY CAST STEEL |
JPS60121098A (en) * | 1983-12-05 | 1985-06-28 | Kawasaki Steel Corp | Prevention of hydrogen peeling crack in build-up welding of austenitic stainless steel |
JPS6353244A (en) * | 1986-08-25 | 1988-03-07 | Aichi Steel Works Ltd | Stainless steel excellent in strength and corrosion resistance and having small anisotropy and its production |
JPS63169362A (en) * | 1986-12-29 | 1988-07-13 | Aichi Steel Works Ltd | Nonmagnetic tool steel |
JPH0297647A (en) * | 1988-09-30 | 1990-04-10 | Aichi Steel Works Ltd | Steel for valve stem having excellent torsional strength and its manufacture |
JPH0297648A (en) * | 1988-09-30 | 1990-04-10 | Aichi Steel Works Ltd | Austenitic stainless steel excellent in creep rupture strength and its production |
Non-Patent Citations (2)
Title |
---|
See also references of WO2012132679A1 * |
SHIM J H ET AL: "Numerical simulation of long-term precipitate evolution in austenitic heat-resistant steels", CALPHAD. COMPUTER COUPLING OF PHASE DIAGRAMS AND THERMOCHEMISTRY, NEW YORK, NY, US, vol. 34, no. 1, 1 March 2010 (2010-03-01), pages 105 - 112, XP026960915, ISSN: 0364-5916, [retrieved on 20100115] * |
Also Published As
Publication number | Publication date |
---|---|
CA2830586A1 (en) | 2012-10-04 |
JP5863770B2 (en) | 2016-02-17 |
JPWO2012132679A1 (en) | 2014-07-24 |
CN103429778A (en) | 2013-12-04 |
WO2012132679A1 (en) | 2012-10-04 |
EP2692887A1 (en) | 2014-02-05 |
US20140056751A1 (en) | 2014-02-27 |
KR20140044318A (en) | 2014-04-14 |
CN103429778B (en) | 2016-01-06 |
EP2692887B1 (en) | 2017-07-19 |
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