EP3561107A4 - Stahlblech mit niedriger streckgrenze, hervorragender tieftemperaturzähigkeit und verfahren zur herstellung davon - Google Patents
Stahlblech mit niedriger streckgrenze, hervorragender tieftemperaturzähigkeit und verfahren zur herstellung davon Download PDFInfo
- Publication number
- EP3561107A4 EP3561107A4 EP17882705.1A EP17882705A EP3561107A4 EP 3561107 A4 EP3561107 A4 EP 3561107A4 EP 17882705 A EP17882705 A EP 17882705A EP 3561107 A4 EP3561107 A4 EP 3561107A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- low
- steel sheet
- yield ratio
- temperature toughness
- manufacturing same
- 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/26—Methods of annealing
- C21D1/28—Normalising
-
- 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
- C21D6/005—Heat treatment of ferrous alloys containing Mn
-
- 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
- C21D8/0247—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
- 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
- C22C38/02—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
- C22C38/04—Ferrous alloys, e.g. steel alloys containing 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
- C22C38/06—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
- C22C38/08—Ferrous alloys, e.g. steel alloys containing 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
- C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
-
- 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
- C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
-
- 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
- C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
-
- 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)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020160176126A KR101917451B1 (ko) | 2016-12-21 | 2016-12-21 | 저온인성이 우수한 저항복비 강판 및 그 제조방법 |
PCT/KR2017/014411 WO2018117507A1 (ko) | 2016-12-21 | 2017-12-08 | 저온인성이 우수한 저항복비 강판 및 그 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3561107A1 EP3561107A1 (de) | 2019-10-30 |
EP3561107A4 true EP3561107A4 (de) | 2020-01-01 |
Family
ID=62626734
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP17882705.1A Pending EP3561107A4 (de) | 2016-12-21 | 2017-12-08 | Stahlblech mit niedriger streckgrenze, hervorragender tieftemperaturzähigkeit und verfahren zur herstellung davon |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP3561107A4 (de) |
JP (1) | JP6847225B2 (de) |
KR (1) | KR101917451B1 (de) |
CN (1) | CN110100027B (de) |
WO (1) | WO2018117507A1 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102200225B1 (ko) * | 2019-09-03 | 2021-01-07 | 주식회사 포스코 | 극저온 횡팽창이 우수한 압력용기용 강판 및 그 제조 방법 |
JP7445686B2 (ja) * | 2020-01-22 | 2024-03-07 | ポスコ カンパニー リミテッド | 黒鉛化熱処理用線材と黒鉛鋼及びその製造方法 |
KR102480707B1 (ko) | 2020-11-12 | 2022-12-23 | 현대제철 주식회사 | 고인성 니켈 강재 및 그 제조방법 |
CN113061811A (zh) * | 2021-03-17 | 2021-07-02 | 攀钢集团江油长城特殊钢有限公司 | 一种lng船用结构钢及其制备方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100833075B1 (ko) * | 2006-12-22 | 2008-05-27 | 주식회사 포스코 | 저온인성과 취성균열전파정지특성이 우수한 고강도저항복비 구조용 강재 및 그 제조방법 |
US7520943B2 (en) * | 2003-06-12 | 2009-04-21 | Jfe Steel Corporation | Steel plate and welded steel tube exhibiting low yield ratio, high strength and high toughness |
JP2012031509A (ja) * | 2010-06-29 | 2012-02-16 | Jfe Steel Corp | 高一様伸び特性を備えた高強度低降伏比鋼、その製造方法、および高強度低降伏比溶接鋼管 |
JP2013049895A (ja) * | 2011-08-31 | 2013-03-14 | Jfe Steel Corp | 高一様伸び特性を備え、かつ溶接部低温靱性に優れた高強度溶接鋼管、およびその製造方法 |
EP2940172A1 (de) * | 2012-12-27 | 2015-11-04 | Posco | Hochfestes stahlblech mit hervorragender tieftemperaturzähigkeit und geringem ertragsverhältnis sowie verfahren zur herstellung davon |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07278656A (ja) * | 1994-04-04 | 1995-10-24 | Nippon Steel Corp | 低降伏比高張力鋼の製造方法 |
JP2000063946A (ja) * | 1998-08-21 | 2000-02-29 | Kawasaki Steel Corp | 耐震部材用低降伏点厚鋼板の製造方法 |
JP2002105589A (ja) * | 2000-09-26 | 2002-04-10 | National Institute For Materials Science | 低降伏比高張力鋼とその製造方法 |
JP4445161B2 (ja) * | 2001-06-19 | 2010-04-07 | 新日本製鐵株式会社 | 疲労強度に優れた厚鋼板の製造方法 |
CN101775536A (zh) * | 2009-01-13 | 2010-07-14 | 宝山钢铁股份有限公司 | 225MPa级抗震用低屈服强度钢及其制造方法 |
KR101403224B1 (ko) | 2011-12-28 | 2014-06-02 | 주식회사 포스코 | 저항복비 특성 및 저온인성이 우수한 후 강판 및 그 제조방법 |
CN102586680A (zh) * | 2012-03-22 | 2012-07-18 | 内蒙古包钢钢联股份有限公司 | 一种低屈强比的高层建筑结构用钢板及其正火工艺 |
KR101412267B1 (ko) | 2012-04-25 | 2014-07-02 | 현대제철 주식회사 | 강판 및 그 제조 방법 |
KR20150065275A (ko) * | 2013-12-05 | 2015-06-15 | 두산중공업 주식회사 | 저온 내충격성이 향상된 주강 및 그 제조방법 |
CN103667909B (zh) * | 2013-12-13 | 2016-02-03 | 武汉钢铁(集团)公司 | 一种屈强比≤0.65的移动式海洋平台用钢及生产方法 |
KR101799202B1 (ko) * | 2016-07-01 | 2017-11-20 | 주식회사 포스코 | 저항복비 특성 및 저온인성이 우수한 고강도 강판 및 그 제조방법 |
-
2016
- 2016-12-21 KR KR1020160176126A patent/KR101917451B1/ko active IP Right Grant
-
2017
- 2017-12-08 EP EP17882705.1A patent/EP3561107A4/de active Pending
- 2017-12-08 WO PCT/KR2017/014411 patent/WO2018117507A1/ko unknown
- 2017-12-08 CN CN201780079094.8A patent/CN110100027B/zh active Active
- 2017-12-08 JP JP2019532672A patent/JP6847225B2/ja active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7520943B2 (en) * | 2003-06-12 | 2009-04-21 | Jfe Steel Corporation | Steel plate and welded steel tube exhibiting low yield ratio, high strength and high toughness |
KR100833075B1 (ko) * | 2006-12-22 | 2008-05-27 | 주식회사 포스코 | 저온인성과 취성균열전파정지특성이 우수한 고강도저항복비 구조용 강재 및 그 제조방법 |
JP2012031509A (ja) * | 2010-06-29 | 2012-02-16 | Jfe Steel Corp | 高一様伸び特性を備えた高強度低降伏比鋼、その製造方法、および高強度低降伏比溶接鋼管 |
JP2013049895A (ja) * | 2011-08-31 | 2013-03-14 | Jfe Steel Corp | 高一様伸び特性を備え、かつ溶接部低温靱性に優れた高強度溶接鋼管、およびその製造方法 |
EP2940172A1 (de) * | 2012-12-27 | 2015-11-04 | Posco | Hochfestes stahlblech mit hervorragender tieftemperaturzähigkeit und geringem ertragsverhältnis sowie verfahren zur herstellung davon |
Non-Patent Citations (1)
Title |
---|
See also references of WO2018117507A1 * |
Also Published As
Publication number | Publication date |
---|---|
JP6847225B2 (ja) | 2021-03-24 |
WO2018117507A1 (ko) | 2018-06-28 |
CN110100027A (zh) | 2019-08-06 |
KR101917451B1 (ko) | 2018-11-09 |
EP3561107A1 (de) | 2019-10-30 |
JP2020503435A (ja) | 2020-01-30 |
KR20180072496A (ko) | 2018-06-29 |
CN110100027B (zh) | 2021-10-15 |
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RIC1 | Information provided on ipc code assigned before grant |
Ipc: C22C 38/16 20060101ALI20191125BHEP Ipc: C21D 6/00 20060101ALI20191125BHEP Ipc: C21D 8/02 20060101ALI20191125BHEP Ipc: C22C 38/12 20060101ALI20191125BHEP Ipc: C22C 38/14 20060101ALI20191125BHEP Ipc: C22C 38/06 20060101ALI20191125BHEP Ipc: C22C 38/04 20060101AFI20191125BHEP Ipc: C21D 1/28 20060101ALI20191125BHEP Ipc: C22C 38/00 20060101ALI20191125BHEP Ipc: C22C 38/08 20060101ALI20191125BHEP Ipc: C21D 9/46 20060101ALI20191125BHEP Ipc: C22C 38/02 20060101ALI20191125BHEP |
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