CA3009137C - Low-yield ratio and high-strength steel having excellent stress corrosion cracking resistance and low temperature toughness - Google Patents

Low-yield ratio and high-strength steel having excellent stress corrosion cracking resistance and low temperature toughness Download PDF

Info

Publication number
CA3009137C
CA3009137C CA3009137A CA3009137A CA3009137C CA 3009137 C CA3009137 C CA 3009137C CA 3009137 A CA3009137 A CA 3009137A CA 3009137 A CA3009137 A CA 3009137A CA 3009137 C CA3009137 C CA 3009137C
Authority
CA
Canada
Prior art keywords
steel
less
temperature
rolling
cooling
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.)
Active
Application number
CA3009137A
Other languages
English (en)
French (fr)
Other versions
CA3009137A1 (en
Inventor
Sung-Ho Jang
Hak-Cheol Lee
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Posco Holdings Inc
Original Assignee
Posco Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Posco Co Ltd filed Critical Posco Co Ltd
Publication of CA3009137A1 publication Critical patent/CA3009137A1/en
Application granted granted Critical
Publication of CA3009137C publication Critical patent/CA3009137C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • 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
    • C21D6/001—Heat treatment of ferrous alloys containing 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
    • C21D6/005—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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/008—Heat treatment of ferrous alloys containing Si
    • 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
    • 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
    • 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
    • C21D2211/002—Bainite
    • 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
    • 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
    • C21D2211/008—Martensite

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)
CA3009137A 2015-12-23 2016-12-23 Low-yield ratio and high-strength steel having excellent stress corrosion cracking resistance and low temperature toughness Active CA3009137C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR10-2015-0185496 2015-12-23
KR1020150185496A KR101767778B1 (ko) 2015-12-23 2015-12-23 응력부식균열 저항성 및 저온인성이 우수한 저항복비 고강도 강재
PCT/KR2016/015156 WO2017111526A1 (ko) 2015-12-23 2016-12-23 응력부식균열 저항성 및 저온인성이 우수한 저항복비 고강도 강재

Publications (2)

Publication Number Publication Date
CA3009137A1 CA3009137A1 (en) 2017-06-29
CA3009137C true CA3009137C (en) 2021-04-13

Family

ID=59089647

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3009137A Active CA3009137C (en) 2015-12-23 2016-12-23 Low-yield ratio and high-strength steel having excellent stress corrosion cracking resistance and low temperature toughness

Country Status (7)

Country Link
US (1) US20180371588A1 (zh)
EP (1) EP3395987B1 (zh)
JP (1) JP6691217B2 (zh)
KR (1) KR101767778B1 (zh)
CN (1) CN108431274B (zh)
CA (1) CA3009137C (zh)
WO (1) WO2017111526A1 (zh)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101999018B1 (ko) * 2017-12-24 2019-07-10 주식회사 포스코 저온인성이 우수한 후강판 및 그 제조방법
KR102164097B1 (ko) * 2018-10-26 2020-10-12 주식회사 포스코 황화물 응력부식 균열 저항성이 우수한 고강도 강재의 제조방법
KR102307946B1 (ko) * 2019-12-09 2021-09-30 주식회사 포스코 내해수성이 우수한 구조용 강판 및 이의 제조방법
KR102326109B1 (ko) * 2019-12-16 2021-11-16 주식회사 포스코 황화물 응력부식 균열 저항성이 우수한 강재 및 이의 제조방법
KR102400036B1 (ko) * 2020-04-13 2022-05-19 주식회사 포스코 저온인성이 우수한 저항복비 강판 및 그 제조방법
CN112342458B (zh) * 2020-09-01 2022-01-11 南京钢铁股份有限公司 一种低屈强比抗应力腐蚀开裂高强钢及制备方法
CN113832399B (zh) * 2021-09-23 2022-10-11 马鞍山钢铁股份有限公司 一种经济型抗硫化氢腐蚀管线钢及其生产方法
CN113913695B (zh) * 2021-10-13 2022-10-18 鞍钢股份有限公司 耐腐蚀抗疲劳水下油气采输用管线钢及其生产方法
CN114005602A (zh) * 2021-11-02 2022-02-01 兰州理工大学 一种低碳高强度低电阻率电缆线芯材、制备方法及应用
JP7364137B1 (ja) 2022-04-20 2023-10-18 Ｊｆｅスチール株式会社 鋼板およびその製造方法
WO2023203702A1 (ja) * 2022-04-20 2023-10-26 Ｊｆｅスチール株式会社 鋼板およびその製造方法
JP7401838B1 (ja) 2023-05-18 2023-12-20 日本製鉄株式会社 液体アンモニア中応力腐食割れ特性の評価方法
JP7401839B1 (ja) 2023-05-18 2023-12-20 日本製鉄株式会社 液体アンモニア中応力腐食割れ特性の評価方法

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58153730A (ja) 1982-03-05 1983-09-12 Sumitomo Metal Ind Ltd 低温用高張力鋼板の製造方法
JPS63290246A (ja) 1987-05-22 1988-11-28 Kawasaki Steel Corp 溶接部靭性の優れた低温用鋼
JPH0417613A (ja) 1990-05-12 1992-01-22 Nippon Steel Corp 耐応力腐食割れ特性に優れた高張力鋼の製造方法
JPH07188742A (ja) * 1993-12-28 1995-07-25 Kawasaki Steel Corp 低温用鋼の製造方法
JPH08209239A (ja) * 1995-02-01 1996-08-13 Kobe Steel Ltd −５０℃以下の脆性亀裂伝播停止特性を有する低温用厚鋼材の製造方法
JPH0987802A (ja) * 1995-09-21 1997-03-31 Kobe Steel Ltd 耐めっき割れ性に優れた高張力鋼板およびその製造方法
JP2003003228A (ja) * 2001-06-19 2003-01-08 Nippon Steel Corp 溶接継手低温靭性と応力腐食割れ特性とに優れた鋼材及びその製造方法
JP4119676B2 (ja) 2002-05-01 2008-07-16 株式会社神戸製鋼所 曲げ加工性に優れた低降伏比型高張力鋼板およびその製造方法
CN1809648B (zh) * 2003-06-19 2010-07-21 住友金属工业株式会社 耐疲劳龟裂进展特性优异的钢材与制造方法
CN101289728B (zh) * 2007-04-20 2010-05-19 宝山钢铁股份有限公司 低屈强比可大线能量焊接高强高韧性钢板及其制造方法
JP5031531B2 (ja) * 2007-11-20 2012-09-19 新日本製鐵株式会社 母材低温靭性およびｈａｚ低温靭性に優れた低降伏比高張力鋼板とその製造方法
CN101883875B (zh) * 2007-12-04 2012-10-10 Posco公司 具有出色低温韧性的高强度钢板及其制造方法
KR101304824B1 (ko) * 2009-12-28 2013-09-05 주식회사 포스코 라인 파이프용 ａｐｉ 강판 및 그 제조방법
KR101181247B1 (ko) * 2010-04-20 2012-09-10 한국기계연구원 변형능과 저온인성이 우수한 기가급 초고강도 강판 및 이의 제조방법
CN101906568B (zh) * 2010-08-12 2011-12-07 中国石油天然气集团公司 一种高钢级大应变管线钢和钢管的制造方法
JP5842359B2 (ja) * 2010-10-28 2016-01-13 Ｊｆｅスチール株式会社 非調質低降伏比高張力鋼板およびその製造方法
KR20130110643A (ko) * 2012-03-29 2013-10-10 현대제철 주식회사 강판 및 그 제조 방법
KR101465088B1 (ko) * 2012-08-17 2014-11-26 포항공과대학교 산학협력단 저온 인성이 우수한 저탄소 고강도 강판 및 그 제조방법
KR101482359B1 (ko) * 2012-12-27 2015-01-13 주식회사 포스코 극저온 인성이 우수하고 저항복비 특성을 갖는 고강도 강판 및 그의 제조방법

Also Published As

Publication number Publication date
CN108431274B (zh) 2021-12-07
KR101767778B1 (ko) 2017-08-14
EP3395987A4 (en) 2018-11-07
EP3395987B1 (en) 2020-04-29
JP2019504200A (ja) 2019-02-14
WO2017111526A1 (ko) 2017-06-29
EP3395987A1 (en) 2018-10-31
US20180371588A1 (en) 2018-12-27
CN108431274A (zh) 2018-08-21
JP6691217B2 (ja) 2020-04-28
KR20170075933A (ko) 2017-07-04
CA3009137A1 (en) 2017-06-29

Similar Documents

Publication Publication Date Title
CA3009137C (en) Low-yield ratio and high-strength steel having excellent stress corrosion cracking resistance and low temperature toughness
JP6616006B2 (ja) 低温歪み時効衝撃特性及び溶接熱影響部衝撃特性に優れた高強度鋼材及びその製造方法
CN111492083B (zh) 具有优异的抗氢致开裂性和低温冲击韧性的高强度钢材及其制造方法
JP4767590B2 (ja) 低降伏比高張力鋼および低降伏比高張力鋼の製造方法
KR100920536B1 (ko) 용접성 및 가스 절단성이 우수한 고장력 내화강 및 그 제조방법
CA2896531C (en) High strength steel sheet having excellent cryogenic temperature toughness and low yield ratio properties, and method for manufacturing same
CA3047960C (en) Thick steel plate having excellent cryogenic impact toughness and manufacturing method therefor
US20130292011A1 (en) High-Strength Steel Sheet Having Superior Toughness at Cryogenic Temperatures, and Method for Manufacturing Same
CA3121217C (en) Steel plate having excellent heat affected zone toughness and method for manufacturing thereof
JP6616002B2 (ja) 低温歪み時効衝撃特性に優れた高強度鋼材及びその製造方法
KR20070113140A (ko) 신장 플랜지성이 우수한 고강도 열연 강판과 그의 제법
KR101778406B1 (ko) 극저온인성이 우수한 후물 고강도 라인파이프 강재 및 제조방법
CA3116995C (en) Steel plate for pressure vessel with excellent cryogenic toughness and excellent ductility, and manufacturing method thereof
KR101467049B1 (ko) 라인파이프용 강판 및 그 제조 방법
KR101546154B1 (ko) 유정용 강관 및 그 제조 방법
KR20190077180A (ko) 저온인성이 우수한 저항복비 고강도 강관용 강재 및 그 제조방법
JP7265008B2 (ja) 水素誘起割れ抵抗性に優れた圧力容器用鋼材及びその製造方法
KR20180073207A (ko) 저온인성과 암모니아 응력부식균열(scc) 저항성이 우수한 고강도 저항복비 강재 및 그 제조방법
KR101546132B1 (ko) 극후 강판 및 그 제조 방법
JP2004339550A (ja) 溶接部靭性、条切り特性に優れた低降伏比５７０ＭＰａ級高張力鋼及びその製造方法
KR101615029B1 (ko) 강판 및 그 제조 방법
KR101647226B1 (ko) 파괴전파 저항성 및 항복비 특성이 우수한 강재 및 그 제조방법
KR20140072246A (ko) 강판 및 그 제조 방법

Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20180619