CN108431274B - 抗应力腐蚀开裂性及低温韧性优异的低屈强比高强度钢材 - Google Patents

抗应力腐蚀开裂性及低温韧性优异的低屈强比高强度钢材 Download PDF

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CN108431274B
CN108431274B CN201680075892.9A CN201680075892A CN108431274B CN 108431274 B CN108431274 B CN 108431274B CN 201680075892 A CN201680075892 A CN 201680075892A CN 108431274 B CN108431274 B CN 108431274B
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low
less
corrosion cracking
stress corrosion
temperature
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CN108431274A (zh
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张成豪
李学哲
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Posco Holdings Inc
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Posco Co Ltd
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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
    • C22C38/14—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

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  • 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)
CN201680075892.9A 2015-12-23 2016-12-23 抗应力腐蚀开裂性及低温韧性优异的低屈强比高强度钢材 Active CN108431274B (zh)

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

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CN108431274A CN108431274A (zh) 2018-08-21
CN108431274B true CN108431274B (zh) 2021-12-07

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

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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
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
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
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
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

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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
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WO2004113581A1 (ja) * 2003-06-19 2004-12-29 Sumitomo Metal Industries, Ltd. 耐疲労亀裂進展特性に優れた鋼材とその製造方法
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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

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Publication number Publication date
EP3395987A4 (en) 2018-11-07
EP3395987B1 (en) 2020-04-29
JP6691217B2 (ja) 2020-04-28
JP2019504200A (ja) 2019-02-14
US20180371588A1 (en) 2018-12-27
CA3009137C (en) 2021-04-13
WO2017111526A1 (ko) 2017-06-29
KR20170075933A (ko) 2017-07-04
EP3395987A1 (en) 2018-10-31
CA3009137A1 (en) 2017-06-29
CN108431274A (zh) 2018-08-21
KR101767778B1 (ko) 2017-08-14

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