EP3674435A4 - Niedrig legiertes stahlblech mit ausgezeichneter festigkeit und duktilität und verfahren zu seiner herstellung - Google Patents
Niedrig legiertes stahlblech mit ausgezeichneter festigkeit und duktilität und verfahren zu seiner herstellung Download PDFInfo
- Publication number
- EP3674435A4 EP3674435A4 EP18857908.0A EP18857908A EP3674435A4 EP 3674435 A4 EP3674435 A4 EP 3674435A4 EP 18857908 A EP18857908 A EP 18857908A EP 3674435 A4 EP3674435 A4 EP 3674435A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- ductility
- manufacturing
- low
- steel sheet
- alloy 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.)
- Pending
Links
Classifications
-
- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
-
- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous alloys
-
- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0226—Hot rolling
-
- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0236—Cold rolling
-
- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
- C21D8/0263—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment following hot rolling
-
- 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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
-
- 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
-
- 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
- C22C38/008—Ferrous alloys, e.g. steel alloys containing tin
-
- 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
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- 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
- C22C38/34—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of 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
- C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
-
- 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
- C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
-
- 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
-
- 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
- C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
-
- 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
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 Sheet Steel (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020170123412A KR101952818B1 (ko) | 2017-09-25 | 2017-09-25 | 강도 및 연성이 우수한 저합금 강판 및 이의 제조방법 |
PCT/KR2018/011097 WO2019059660A1 (ko) | 2017-09-25 | 2018-09-20 | 강도 및 연성이 우수한 저합금 강판 및 이의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3674435A4 true EP3674435A4 (de) | 2020-07-01 |
EP3674435A1 EP3674435A1 (de) | 2020-07-01 |
Family
ID=65584496
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP18857908.0A Pending EP3674435A1 (de) | 2017-09-25 | 2018-09-20 | Niedrig legiertes stahlblech mit ausgezeichneter festigkeit und duktilität und verfahren zu seiner herstellung |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP3674435A1 (de) |
KR (1) | KR101952818B1 (de) |
CN (1) | CN111133122B (de) |
WO (1) | WO2019059660A1 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102268906B1 (ko) * | 2019-07-17 | 2021-06-25 | 주식회사 포스코 | 강도가 향상된 오스테나이트계 스테인리스강 및 그 제조 방법 |
KR102385472B1 (ko) * | 2020-04-22 | 2022-04-13 | 주식회사 포스코 | 고강도, 고성형의 저원가 오스테나이트계 스테인리스강 및 그 제조방법 |
CN115305412B (zh) * | 2021-05-05 | 2024-02-06 | 通用汽车环球科技运作有限责任公司 | 具有优异耐腐蚀性和超高强度的组合的压制硬化钢 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4827920A (de) * | 1971-08-18 | 1973-04-13 | ||
GB1323919A (en) * | 1969-12-27 | 1973-07-18 | Nisshin Steel Co Ltd | Austenitic stainless steels |
US3756807A (en) * | 1970-01-13 | 1973-09-04 | Nisshin Steel Co Ltd | Austenitic stainless steels |
JPS61124556A (ja) * | 1984-11-20 | 1986-06-12 | Kawasaki Steel Corp | 低ニツケルオ−ステナイト系ステンレス鋼板およびその製造方法 |
US4946644A (en) * | 1989-03-03 | 1990-08-07 | Baltimore Specialty Steels Corporation | Austenitic stainless steel with improved castability |
US20130039802A1 (en) * | 2010-05-06 | 2013-02-14 | Outokumpu Oyj | Low-nickel austenitic stainless steel and use of the steel |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2780984B1 (fr) | 1998-07-09 | 2001-06-22 | Lorraine Laminage | Tole d'acier laminee a chaud et a froid revetue et comportant une tres haute resistance apres traitement thermique |
DE102005024029B3 (de) * | 2005-05-23 | 2007-01-04 | Technische Universität Bergakademie Freiberg | Austenitischer Leichtbaustahl und seine Verwendung |
DE102005030413C5 (de) * | 2005-06-28 | 2009-12-10 | Technische Universität Bergakademie Freiberg | Hochfester austenitisch-martensitischer Leichtbaustahl und seine Verwendung |
DE102006033973A1 (de) * | 2006-07-20 | 2008-01-24 | Technische Universität Bergakademie Freiberg | Nichtrostender austenitischer Stahlguss und seine Verwendung |
JP5165236B2 (ja) * | 2006-12-27 | 2013-03-21 | 新日鐵住金ステンレス株式会社 | 衝撃吸収特性に優れた構造部材用ステンレス鋼板 |
EP2163659B1 (de) * | 2008-09-11 | 2016-06-08 | Outokumpu Nirosta GmbH | Nichtrostender Stahl, aus diesem Stahl hergestelltes Kaltband und Verfahren zur Herstellung eines Stahlflachprodukts aus diesem Stahl |
JP2011219809A (ja) * | 2010-04-08 | 2011-11-04 | Honda Motor Co Ltd | 高強度鋼板 |
IT1403129B1 (it) | 2010-12-07 | 2013-10-04 | Ct Sviluppo Materiali Spa | Procedimento per la produzione di acciaio ad alto manganese con resistenza meccanica e formabilità elevate, ed acciaio così ottenibile. |
JP5869922B2 (ja) * | 2012-03-09 | 2016-02-24 | 新日鐵住金ステンレス株式会社 | 面内異方性が小さいフェライト・オーステナイト2相ステンレス鋼板およびその製造方法 |
FI127274B (en) * | 2014-08-21 | 2018-02-28 | Outokumpu Oy | HIGH-STRENGTH AUSTENITE STAINLESS STEEL AND ITS PRODUCTION METHOD |
CN105200340B (zh) * | 2015-09-23 | 2020-11-17 | 宝钢德盛不锈钢有限公司 | 800~1600MPa级高强度奥氏体不锈钢及制造方法和温成型方法 |
CN106319343B (zh) * | 2016-10-10 | 2021-08-17 | 宝钢德盛不锈钢有限公司 | 一种低成本的高强度不锈钢及其焊管制造方法 |
KR101903174B1 (ko) * | 2016-12-13 | 2018-10-01 | 주식회사 포스코 | 강도 및 연성이 우수한 저합금 강판 |
-
2017
- 2017-09-25 KR KR1020170123412A patent/KR101952818B1/ko active IP Right Grant
-
2018
- 2018-09-20 CN CN201880062303.2A patent/CN111133122B/zh active Active
- 2018-09-20 EP EP18857908.0A patent/EP3674435A1/de active Pending
- 2018-09-20 WO PCT/KR2018/011097 patent/WO2019059660A1/ko unknown
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1323919A (en) * | 1969-12-27 | 1973-07-18 | Nisshin Steel Co Ltd | Austenitic stainless steels |
US3756807A (en) * | 1970-01-13 | 1973-09-04 | Nisshin Steel Co Ltd | Austenitic stainless steels |
JPS4827920A (de) * | 1971-08-18 | 1973-04-13 | ||
JPS61124556A (ja) * | 1984-11-20 | 1986-06-12 | Kawasaki Steel Corp | 低ニツケルオ−ステナイト系ステンレス鋼板およびその製造方法 |
US4946644A (en) * | 1989-03-03 | 1990-08-07 | Baltimore Specialty Steels Corporation | Austenitic stainless steel with improved castability |
US20130039802A1 (en) * | 2010-05-06 | 2013-02-14 | Outokumpu Oyj | Low-nickel austenitic stainless steel and use of the steel |
Non-Patent Citations (1)
Title |
---|
See also references of WO2019059660A1 * |
Also Published As
Publication number | Publication date |
---|---|
WO2019059660A1 (ko) | 2019-03-28 |
CN111133122B (zh) | 2022-08-16 |
CN111133122A (zh) | 2020-05-08 |
EP3674435A1 (de) | 2020-07-01 |
KR101952818B1 (ko) | 2019-02-28 |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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17P | Request for examination filed |
Effective date: 20200324 |
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A4 | Supplementary search report drawn up and despatched |
Effective date: 20200507 |
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Extension state: BA ME |
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DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
RAP3 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: POSCO HOLDINGS INC. |
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RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: POSCO CO., LTD |