SG11201505732RA - Thick, tough, high tensile strength steel plate and production method therefor - Google Patents

Thick, tough, high tensile strength steel plate and production method therefor

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Publication number
SG11201505732RA
SG11201505732RA SG11201505732RA SG11201505732RA SG11201505732RA SG 11201505732R A SG11201505732R A SG 11201505732RA SG 11201505732R A SG11201505732R A SG 11201505732RA SG 11201505732R A SG11201505732R A SG 11201505732RA SG 11201505732R A SG11201505732R A SG 11201505732RA
Authority
SG
Singapore
Prior art keywords
tough
thick
steel plate
tensile strength
production method
Prior art date
Application number
SG11201505732RA
Other languages
English (en)
Inventor
Shigeki Kitsuya
Naoki Matsunaga
Katsuyuki Ichimiya
Kazukuni Hase
Shigeru Endo
Kitsuya Shigeki
Matsunaga Naoki
Ichimiya Katsuyuki
Hase Kazukuni
Endo Shigeru
Original Assignee
Jfe Steel Corp
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 Jfe Steel Corp filed Critical Jfe Steel Corp
Publication of SG11201505732RA publication Critical patent/SG11201505732RA/en

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    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/14Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21BROLLING OF METAL
    • B21B3/00Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D1/00General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18Hardening; Quenching with or without subsequent tempering
    • C21D1/25Hardening, combined with annealing between 300 degrees Celsius and 600 degrees Celsius, i.e. heat refining ("Vergüten")
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D1/00General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/78Combined heat-treatments not provided for above
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D6/00Heat treatment of ferrous alloys
    • C21D6/004Heat treatment of ferrous alloys containing Cr and Ni
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D6/00Heat treatment of ferrous alloys
    • C21D6/005Heat treatment of ferrous alloys containing Mn
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D6/00Heat treatment of ferrous alloys
    • C21D6/008Heat treatment of ferrous alloys containing Si
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0205Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous alloys
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/021Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips involving a particular fabrication or treatment of ingot or slab
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    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0226Hot rolling
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0263Modifying 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
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    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
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    • C22C38/00Ferrous alloys, e.g. steel alloys
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    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/001Ferrous alloys, e.g. steel alloys containing N
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    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/002Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
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    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/005Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
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    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
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    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/02Ferrous alloys, e.g. steel alloys containing silicon
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    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/04Ferrous alloys, e.g. steel alloys containing manganese
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    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/06Ferrous alloys, e.g. steel alloys containing aluminium
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    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/08Ferrous alloys, e.g. steel alloys containing nickel
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    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/12Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
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    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
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    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/16Ferrous alloys, e.g. steel alloys containing copper
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    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/20Ferrous alloys, e.g. steel alloys containing chromium with copper
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    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/22Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
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    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/24Ferrous alloys, e.g. steel alloys containing chromium with vanadium
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    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/28Ferrous alloys, e.g. steel alloys containing chromium with titanium or zirconium
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    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/32Ferrous alloys, e.g. steel alloys containing chromium with boron
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    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/38Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of manganese
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    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
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    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
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    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
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    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/46Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
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    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
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    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/54Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
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    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
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    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D2211/00Microstructure comprising significant phases
    • C21D2211/001Austenite
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    • C21D2211/00Microstructure comprising significant phases
    • C21D2211/002Bainite
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    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D2211/00Microstructure comprising significant phases
    • C21D2211/004Dispersions; Precipitations
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    • C21DMODIFYING 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
    • C21D2211/00Microstructure comprising significant phases
    • C21D2211/008Martensite

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  • 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)
SG11201505732RA 2013-03-15 2014-03-11 Thick, tough, high tensile strength steel plate and production method therefor SG11201505732RA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2013052905 2013-03-15
PCT/JP2014/001378 WO2014141697A1 (ja) 2013-03-15 2014-03-11 厚肉高靭性高張力鋼板およびその製造方法

Publications (1)

Publication Number Publication Date
SG11201505732RA true SG11201505732RA (en) 2015-08-28

Family

ID=51536376

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201505732RA SG11201505732RA (en) 2013-03-15 2014-03-11 Thick, tough, high tensile strength steel plate and production method therefor

Country Status (8)

Country Link
US (1) US10000833B2 (ko)
EP (1) EP2942414B1 (ko)
JP (1) JP5928654B2 (ko)
KR (2) KR101716265B1 (ko)
CN (1) CN105008570B (ko)
CA (1) CA2899570C (ko)
SG (1) SG11201505732RA (ko)
WO (1) WO2014141697A1 (ko)

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KR101838424B1 (ko) 2014-03-20 2018-03-13 제이에프이 스틸 가부시키가이샤 후육 고인성 고장력 강판 및 그 제조 방법
CA2945439C (en) 2014-04-24 2020-03-10 Jfe Steel Corporation Steel plate and method of producing same
KR101714905B1 (ko) * 2014-11-03 2017-03-10 주식회사 포스코 충격 인성이 우수한 선재 및 그 제조방법
WO2016079978A1 (ja) 2014-11-18 2016-05-26 Jfeスチール株式会社 材質均一性に優れた厚肉高靭性高張力鋼板およびその製造方法
WO2016114146A1 (ja) * 2015-01-16 2016-07-21 Jfeスチール株式会社 厚肉高靭性高強度鋼板およびその製造方法
JP2017128761A (ja) * 2016-01-19 2017-07-27 株式会社神戸製鋼所 高強度鍛鋼及び大型鍛造部品
CN108603258B (zh) * 2016-05-31 2021-06-29 日本制铁株式会社 低温韧性优异的高强度钢板
CN106048427B (zh) * 2016-06-13 2019-02-19 攀钢集团攀枝花钢钒有限公司 含镍、含硼齿轮钢及其生产方法
TWI756226B (zh) 2016-06-30 2022-03-01 瑞典商伍德赫爾恩股份有限公司 用於工具架之鋼
KR101899687B1 (ko) 2016-12-22 2018-10-04 주식회사 포스코 고경도 내마모강 및 이의 제조방법
JP6838422B2 (ja) * 2017-02-17 2021-03-03 日本製鉄株式会社 高強度鋼板およびその製造方法
WO2019050010A1 (ja) * 2017-09-08 2019-03-14 Jfeスチール株式会社 鋼板およびその製造方法
JP6835054B2 (ja) * 2018-02-21 2021-02-24 Jfeスチール株式会社 高張力鋼板およびその製造方法
CN109536850B (zh) * 2019-01-10 2020-10-02 北京科技大学 一种高强韧低屈强比厚钢板及其生产工艺
CN112011727A (zh) 2019-05-28 2020-12-01 宝山钢铁股份有限公司 超高强低温韧性钢、超高强低温韧性棒材及其制造方法
KR102255821B1 (ko) * 2019-09-17 2021-05-25 주식회사 포스코 저온 충격인성이 우수한 고강도 극후물 강재 및 이의 제조방법
JP7297096B2 (ja) * 2020-06-19 2023-06-23 ヒュンダイ スチール カンパニー 形鋼およびその製造方法
KR102508129B1 (ko) * 2020-12-21 2023-03-09 주식회사 포스코 저온 충격인성이 우수한 극후물 강재 및 그 제조방법
CN113817948B (zh) * 2021-08-16 2022-09-23 包头钢铁(集团)有限责任公司 一种高韧性屈服强度345MPa级桥梁用钢的生产方法
KR20230094388A (ko) * 2021-12-21 2023-06-28 주식회사 포스코 강도 및 저온 충격인성이 우수한 플랜지용 극후물 강재 및 그 제조방법
NL2032426B1 (en) * 2022-07-08 2024-01-23 Tenaris Connections Bv Steel composition for expandable tubular products, expandable tubular article having this steel composition, manufacturing method thereof and use thereof

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JP2502235B2 (ja) 1992-01-10 1996-05-29 新日本製鐵株式会社 内質に優れた極厚鋼板の圧延法
JP3333619B2 (ja) 1994-02-24 2002-10-15 川崎製鉄株式会社 極厚鋼板の製造方法
JP3290595B2 (ja) 1996-09-12 2002-06-10 川崎製鉄株式会社 靱性、溶接性に優れた高張力厚鋼板の製造方法
JP3499705B2 (ja) 1997-03-26 2004-02-23 株式会社神戸製鋼所 板厚方向での均質性に優れ、靱性の異方性の小さい950N/mm2級調質高張力鋼板およびその製造方法
JP2000263103A (ja) 1999-03-18 2000-09-26 Kawasaki Steel Corp 連鋳スラブを用いた極厚鋼板の製造方法
JP2002194431A (ja) 2000-12-26 2002-07-10 Kawasaki Steel Corp 連続鋳造製極厚鋼板の製造方法
JP2004237291A (ja) 2003-02-03 2004-08-26 Jfe Steel Kk 連続鋳造鋳片の製造方法及びその鋳片を加工した鋼材
JP4715156B2 (ja) 2004-10-14 2011-07-06 Jfeスチール株式会社 板厚方向の均質性に優れた極厚高張力鋼板の製造方法
JP4058097B2 (ja) * 2006-04-13 2008-03-05 新日本製鐵株式会社 アレスト性に優れた高強度厚鋼板
JP5130796B2 (ja) * 2007-06-15 2013-01-30 Jfeスチール株式会社 大入熱溶接熱影響部靭性に優れた低降伏比高強度厚鋼板およびその製造方法
US8048367B2 (en) * 2008-10-23 2011-11-01 Nippon Steel Corporation High strength thick-gauge steel plate superior in weldability and having tensile strength of 780 MPA or more and method of production of same
JP5267048B2 (ja) * 2008-10-29 2013-08-21 Jfeスチール株式会社 溶接性と板厚方向の延性に優れた厚鋼板の製造方法
WO2010055609A1 (ja) * 2008-11-11 2010-05-20 新日本製鐵株式会社 高強度厚鋼板およびその製造方法
JP5509685B2 (ja) * 2009-06-08 2014-06-04 Jfeスチール株式会社 超大入熱溶接熱影響部靭性に優れた低降伏比高張力厚鋼板およびその製造方法
KR101838424B1 (ko) * 2014-03-20 2018-03-13 제이에프이 스틸 가부시키가이샤 후육 고인성 고장력 강판 및 그 제조 방법
CA2945439C (en) * 2014-04-24 2020-03-10 Jfe Steel Corporation Steel plate and method of producing same

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CN105008570B (zh) 2017-12-19
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JP5928654B2 (ja) 2016-06-01
EP2942414A4 (en) 2016-04-20
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WO2014141697A1 (ja) 2014-09-18
CN105008570A (zh) 2015-10-28
KR101716265B1 (ko) 2017-03-14
JPWO2014141697A1 (ja) 2017-02-16
EP2942414A1 (en) 2015-11-11
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KR20170030095A (ko) 2017-03-16
CA2899570C (en) 2019-04-30

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