EP2380997A4 - Stahl für eine schweisskonstruktion mit exzellenter hoch- und niedrigtemperaturfestigkeit sowie herstellungsverfahren dafür - Google Patents

Stahl für eine schweisskonstruktion mit exzellenter hoch- und niedrigtemperaturfestigkeit sowie herstellungsverfahren dafür

Info

Publication number
EP2380997A4
EP2380997A4 EP09707108.8A EP09707108A EP2380997A4 EP 2380997 A4 EP2380997 A4 EP 2380997A4 EP 09707108 A EP09707108 A EP 09707108A EP 2380997 A4 EP2380997 A4 EP 2380997A4
Authority
EP
European Patent Office
Prior art keywords
steel
producing
temperature
low
excellent high
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.)
Granted
Application number
EP09707108.8A
Other languages
English (en)
French (fr)
Other versions
EP2380997B1 (de
EP2380997A1 (de
Inventor
Yoshiyuki Watanabe
Ryuji Uemori
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.)
Nippon Steel Corp
Original Assignee
Nippon Steel and Sumitomo Metal 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 Nippon Steel and Sumitomo Metal Corp filed Critical Nippon Steel and Sumitomo Metal Corp
Publication of EP2380997A1 publication Critical patent/EP2380997A1/de
Publication of EP2380997A4 publication Critical patent/EP2380997A4/de
Application granted granted Critical
Publication of EP2380997B1 publication Critical patent/EP2380997B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • 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
    • 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
    • C22C38/004—Very low carbon steels, i.e. having a carbon content of less than 0,01%
    • 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
    • C22C38/06—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
    • C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium with vanadium
    • 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
    • C22C38/26—Ferrous alloys, e.g. steel alloys containing chromium with niobium or tantalum
    • 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
    • C22C38/28—Ferrous alloys, e.g. steel alloys containing chromium with 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/18—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
    • C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • 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
    • C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
    • 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
    • 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
    • C21D2211/004—Dispersions; Precipitations
    • 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)
EP09707108.8A 2009-01-15 2009-01-15 STAHL FÜR GESCHWEIßTE KONSTRUKTIONEN MIT EXZELLENTER HOCHTEMPERATURFESTIGKEIT UND TIEFTEMPERATURZÄHIGKEIT UND VERFAHREN ZU SEINER HERSTELLUNG Active EP2380997B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2009/050906 WO2010082361A1 (ja) 2009-01-15 2009-01-15 高温強度と低温靭性に優れる溶接構造用鋼とその製造方法

Publications (3)

Publication Number Publication Date
EP2380997A1 EP2380997A1 (de) 2011-10-26
EP2380997A4 true EP2380997A4 (de) 2016-12-28
EP2380997B1 EP2380997B1 (de) 2020-01-08

Family

ID=42339627

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09707108.8A Active EP2380997B1 (de) 2009-01-15 2009-01-15 STAHL FÜR GESCHWEIßTE KONSTRUKTIONEN MIT EXZELLENTER HOCHTEMPERATURFESTIGKEIT UND TIEFTEMPERATURZÄHIGKEIT UND VERFAHREN ZU SEINER HERSTELLUNG

Country Status (7)

Country Link
US (1) US20110262298A1 (de)
EP (1) EP2380997B1 (de)
JP (1) JP4834149B2 (de)
KR (1) KR101189263B1 (de)
CN (1) CN101849026B (de)
BR (1) BRPI0901011B1 (de)
WO (1) WO2010082361A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5073396B2 (ja) * 2007-07-20 2012-11-14 新日本製鐵株式会社 高温強度と低温靭性に優れる溶接構造用鋼の製造方法
CN102400049B (zh) * 2010-09-07 2014-03-12 鞍钢股份有限公司 一种490级别建筑结构用耐火钢板及其制造方法
CN102373387B (zh) * 2011-11-02 2013-05-22 武汉钢铁(集团)公司 大应变冷弯管用钢板及其制造方法
CN103114186B (zh) * 2013-03-15 2015-04-08 济钢集团有限公司 一种易焊接高性能钢板的控制冷却方法
WO2016068094A1 (ja) * 2014-10-28 2016-05-06 Ｊｆｅスチール株式会社 溶接熱影響部の低温靭性に優れる高張力鋼板とその製造方法
JP2017128795A (ja) * 2016-01-18 2017-07-27 株式会社神戸製鋼所 鍛造用鋼及び大型鍛鋼品
ES2895456T3 (es) 2018-12-11 2022-02-21 Ssab Technology Ab Producto de acero de alta resistencia y método de fabricación del mismo
CN114763593B (zh) * 2021-01-12 2023-03-14 宝山钢铁股份有限公司 具有耐高湿热大气腐蚀性的海洋工程用钢及其制造方法
CN113667897A (zh) * 2021-08-31 2021-11-19 重庆钢铁股份有限公司 一种低温韧性钢及其P、As匹配工艺
CN115287530A (zh) * 2022-06-22 2022-11-04 河钢股份有限公司 高焊接性能700MPa级稀土高强结构钢及其生产方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06293915A (ja) * 1993-04-07 1994-10-21 Nippon Steel Corp 耐ｃｏ２ 腐食性、耐サワー性に優れた低合金ラインパイプ用鋼板の製造方法
JPH08209241A (ja) * 1995-02-02 1996-08-13 Nippon Steel Corp 耐ｃｏ２ 腐食性および低温靱性の優れたラインパイプ用鋼板の製造方法
JPH08295929A (ja) * 1995-04-26 1996-11-12 Nippon Steel Corp 耐ｃｏ２ 腐食性および低温靱性の優れた耐サワーラインパイプ用鋼板の製造方法
EP1083242A1 (de) * 1999-09-07 2001-03-14 Kawasaki Steel Corporation Hochfeste H-Stahlprofile und deren Herstellungsverfahren
JP2008144216A (ja) * 2006-12-08 2008-06-26 Nippon Steel Corp 高温強度と低温靭性に優れる溶接構造用鋼の製造方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1169991C (zh) * 2001-10-19 2004-10-06 住友金属工业株式会社 具有优异的可加工性和成型精度的薄钢板及其制造方法
TW200940723A (en) * 2004-07-21 2009-10-01 Nippon Steel Corp A weldable structural steel excellent in low temperature toughness at heat affected zone
JP4555694B2 (ja) * 2005-01-18 2010-10-06 新日本製鐵株式会社 加工性に優れる焼付け硬化型熱延鋼板およびその製造方法
JP4709632B2 (ja) * 2005-10-28 2011-06-22 新日本製鐵株式会社 高温強度と低温靭性に優れる溶接構造用高張力鋼の製造方法
JP4571915B2 (ja) 2006-02-08 2010-10-27 新日本製鐵株式会社 耐火厚鋼板及びその製造方法
JP5098207B2 (ja) 2006-04-11 2012-12-12 新日鐵住金株式会社 高温強度と低温靭性に優れる溶接構造用高張力鋼の製造方法
JP5073396B2 (ja) * 2007-07-20 2012-11-14 新日本製鐵株式会社 高温強度と低温靭性に優れる溶接構造用鋼の製造方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06293915A (ja) * 1993-04-07 1994-10-21 Nippon Steel Corp 耐ｃｏ２ 腐食性、耐サワー性に優れた低合金ラインパイプ用鋼板の製造方法
JPH08209241A (ja) * 1995-02-02 1996-08-13 Nippon Steel Corp 耐ｃｏ２ 腐食性および低温靱性の優れたラインパイプ用鋼板の製造方法
JPH08295929A (ja) * 1995-04-26 1996-11-12 Nippon Steel Corp 耐ｃｏ２ 腐食性および低温靱性の優れた耐サワーラインパイプ用鋼板の製造方法
EP1083242A1 (de) * 1999-09-07 2001-03-14 Kawasaki Steel Corporation Hochfeste H-Stahlprofile und deren Herstellungsverfahren
JP2008144216A (ja) * 2006-12-08 2008-06-26 Nippon Steel Corp 高温強度と低温靭性に優れる溶接構造用鋼の製造方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2010082361A1 *

Also Published As

Publication number Publication date
CN101849026A (zh) 2010-09-29
JP4834149B2 (ja) 2011-12-14
KR101189263B1 (ko) 2012-10-09
JPWO2010082361A1 (ja) 2012-06-28
BRPI0901011B1 (pt) 2019-09-10
EP2380997B1 (de) 2020-01-08
KR20100105821A (ko) 2010-09-30
EP2380997A1 (de) 2011-10-26
CN101849026B (zh) 2012-07-04
WO2010082361A1 (ja) 2010-07-22
US20110262298A1 (en) 2011-10-27
BRPI0901011A2 (pt) 2015-11-24

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