EP1143023A4 - Stahl für geschweisste strukturen, wobei die zähigkeit unabhängig vom einbringen von wärmeist, und herstellungsverfahren - Google Patents

Stahl für geschweisste strukturen, wobei die zähigkeit unabhängig vom einbringen von wärmeist, und herstellungsverfahren

Info

Publication number
EP1143023A4
EP1143023A4 EP00966448A EP00966448A EP1143023A4 EP 1143023 A4 EP1143023 A4 EP 1143023A4 EP 00966448 A EP00966448 A EP 00966448A EP 00966448 A EP00966448 A EP 00966448A EP 1143023 A4 EP1143023 A4 EP 1143023A4
Authority
EP
European Patent Office
Prior art keywords
depend
steel
production
heat supply
affected area
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
EP00966448A
Other languages
English (en)
French (fr)
Other versions
EP1143023B1 (de
EP1143023A1 (de
Inventor
Ryuji Uemori
Yukio Tomita
Takuya Hara
Shuji Aihara
Naoki Saitoh
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 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 Corp filed Critical Nippon Steel Corp
Publication of EP1143023A1 publication Critical patent/EP1143023A1/de
Publication of EP1143023A4 publication Critical patent/EP1143023A4/de
Application granted granted Critical
Publication of EP1143023B1 publication Critical patent/EP1143023B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/06—Deoxidising, e.g. killing
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/064—Dephosphorising; Desulfurising
    • 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
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Heat Treatment Of Steel (AREA)
EP00966448A 1999-10-12 2000-10-12 Stahl für geschweisste strukturen, wobei die zähigkeit unabhängig vom einbringen von wärmeist, und herstellungsverfahren Expired - Lifetime EP1143023B1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP28941299 1999-10-12
JP28941299 1999-10-12
PCT/JP2000/007091 WO2001027342A1 (fr) 1999-10-12 2000-10-12 Acier pour structure soudee dont la tenacite de zone thermiquement affectee ne depend pas d'un apport de chaleur, et procede de production associe

Publications (3)

Publication Number Publication Date
EP1143023A1 EP1143023A1 (de) 2001-10-10
EP1143023A4 true EP1143023A4 (de) 2003-01-02
EP1143023B1 EP1143023B1 (de) 2005-06-01

Family

ID=17742916

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00966448A Expired - Lifetime EP1143023B1 (de) 1999-10-12 2000-10-12 Stahl für geschweisste strukturen, wobei die zähigkeit unabhängig vom einbringen von wärmeist, und herstellungsverfahren

Country Status (5)

Country Link
EP (1) EP1143023B1 (de)
JP (1) JP3802810B2 (de)
KR (1) KR100430067B1 (de)
DE (1) DE60020522T2 (de)
WO (1) WO2001027342A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4762450B2 (ja) * 2001-08-06 2011-08-31 新日本製鐵株式会社 母材靭性と溶接部ｈａｚ靭性に優れた高強度溶接構造用鋼の製造方法
KR100605717B1 (ko) * 2001-12-27 2006-08-01 주식회사 포스코 Ｔｉ-Ａｌ-Ｚｒ-Ｍｇ계 산화물 미세균일분산 용접 구조용 강
KR100622888B1 (ko) * 2002-09-04 2006-09-14 제이에프이 스틸 가부시키가이샤 대입열용접용 강재 및 그 제조방법
DE60333400D1 (de) * 2003-05-27 2010-08-26 Nippon Steel Corp Herstellungsverfahren für hochfestes dünnes stahlblech mit hervorragender beständigkeit gegenüber verzögertem bruch nach dem umformen
EP1681362B1 (de) 2003-10-17 2012-08-22 Nippon Steel Corporation Hochfestes dünnes stahlblech mit hervorragender lochexpandierbarkeit und duktilität
DE102007004147A1 (de) 2007-01-22 2008-07-24 Heraeus Electro-Nite International N.V. Verfahren zum Beeinflussen der Eigenschaften von Gusseisen sowie Sauerstoffsensor
US8361248B2 (en) 2007-12-07 2013-01-29 Nippon Steel Corporation Steel superior in CTOD properties of weld heat-affected zone and method of production of same
US8303734B2 (en) 2008-07-30 2012-11-06 Nippon Steel Corporation High strength thick steel material and high strength giant H-shape excellent in toughness and weldability and methods of production of same
RU2458174C1 (ru) * 2009-05-19 2012-08-10 Ниппон Стил Корпорейшн Сталь для сварных конструкций и способ ее получения
TWI365915B (en) 2009-05-21 2012-06-11 Nippon Steel Corp Steel for welded structure and producing method thereof
US9403242B2 (en) 2011-03-24 2016-08-02 Nippon Steel & Sumitomo Metal Corporation Steel for welding
US10280476B2 (en) 2014-04-15 2019-05-07 Nippon Steel & Sumitomo Metal Corporation H-section steel and method of producing the same

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03177535A (ja) * 1989-12-04 1991-08-01 Nippon Steel Corp 溶接用低温高靭性鋼の製造方法
JPH09310147A (ja) * 1996-05-21 1997-12-02 Nippon Steel Corp 溶接熱影響部靭性の優れた鋼板
JPH10298705A (ja) * 1997-02-19 1998-11-10 Nippon Steel Corp Ｍｇを含有する超大入熱溶接用鋼
JPH1121613A (ja) * 1997-05-07 1999-01-26 Nippon Steel Corp 低温靭性および耐サワー性に優れた鋼の製造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2940647B2 (ja) * 1991-08-14 1999-08-25 新日本製鐵株式会社 溶接用低温高靱性鋼の製造方法
JP3752076B2 (ja) * 1998-04-15 2006-03-08 新日本製鐵株式会社 Ｍｇを含有する超大入熱溶接用鋼

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03177535A (ja) * 1989-12-04 1991-08-01 Nippon Steel Corp 溶接用低温高靭性鋼の製造方法
JPH09310147A (ja) * 1996-05-21 1997-12-02 Nippon Steel Corp 溶接熱影響部靭性の優れた鋼板
JPH10298705A (ja) * 1997-02-19 1998-11-10 Nippon Steel Corp Ｍｇを含有する超大入熱溶接用鋼
JPH1121613A (ja) * 1997-05-07 1999-01-26 Nippon Steel Corp 低温靭性および耐サワー性に優れた鋼の製造方法

Non-Patent Citations (5)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 015, no. 425 (C - 0879) 29 October 1991 (1991-10-29) *
PATENT ABSTRACTS OF JAPAN vol. 1998, no. 04 31 March 1998 (1998-03-31) *
PATENT ABSTRACTS OF JAPAN vol. 1999, no. 02 26 February 1999 (1999-02-26) *
PATENT ABSTRACTS OF JAPAN vol. 1999, no. 04 30 April 1999 (1999-04-30) *
See also references of WO0127342A1 *

Also Published As

Publication number Publication date
WO2001027342A1 (fr) 2001-04-19
DE60020522D1 (de) 2005-07-07
KR100430067B1 (ko) 2004-05-03
JP3802810B2 (ja) 2006-07-26
KR20010080751A (ko) 2001-08-22
DE60020522T2 (de) 2005-11-24
EP1143023B1 (de) 2005-06-01
EP1143023A1 (de) 2001-10-10

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