EP2666880A4 - HEAVY-TOUCHED AREA SUPERIOR TENACITY STEEL MATERIAL AND METHOD FOR MANUFACTURING THE SAME - Google Patents

HEAVY-TOUCHED AREA SUPERIOR TENACITY STEEL MATERIAL AND METHOD FOR MANUFACTURING THE SAME

Info

Publication number
EP2666880A4
EP2666880A4 EP12736520.3A EP12736520A EP2666880A4 EP 2666880 A4 EP2666880 A4 EP 2666880A4 EP 12736520 A EP12736520 A EP 12736520A EP 2666880 A4 EP2666880 A4 EP 2666880A4
Authority
EP
European Patent Office
Prior art keywords
steel material
affected zone
manufacturing same
welded heat
superior toughness
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.)
Withdrawn
Application number
EP12736520.3A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2666880A1 (en
Inventor
Takashi Sugitani
Tetsushi Deura
Yoshitomi Okazaki
Hidenori Nako
Hiroki Ohta
Masaki Shimamoto
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.)
Kobe Steel Ltd
Original Assignee
Kobe Steel 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 Kobe Steel Ltd filed Critical Kobe Steel Ltd
Publication of EP2666880A1 publication Critical patent/EP2666880A1/en
Publication of EP2666880A4 publication Critical patent/EP2666880A4/en
Withdrawn legal-status Critical Current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
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • 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
    • 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
    • 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
    • C22C38/002—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
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/16—Ferrous alloys, e.g. steel alloys containing 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
    • C22C38/28—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
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese

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)
EP12736520.3A 2011-01-18 2012-01-17 HEAVY-TOUCHED AREA SUPERIOR TENACITY STEEL MATERIAL AND METHOD FOR MANUFACTURING THE SAME Withdrawn EP2666880A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2011008258 2011-01-18
JP2011206542A JP5651090B2 (ja) 2011-01-18 2011-09-21 溶接熱影響部の靱性に優れた鋼材およびその製造方法
PCT/JP2012/050852 WO2012099119A1 (ja) 2011-01-18 2012-01-17 溶接熱影響部の靱性に優れた鋼材およびその製造方法

Publications (2)

Publication Number Publication Date
EP2666880A1 EP2666880A1 (en) 2013-11-27
EP2666880A4 true EP2666880A4 (en) 2015-02-25

Family

ID=46515742

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12736520.3A Withdrawn EP2666880A4 (en) 2011-01-18 2012-01-17 HEAVY-TOUCHED AREA SUPERIOR TENACITY STEEL MATERIAL AND METHOD FOR MANUFACTURING THE SAME

Country Status (5)

Country Link
EP (1) EP2666880A4 (ja)
JP (1) JP5651090B2 (ja)
KR (1) KR101512257B1 (ja)
CN (1) CN103328672B (ja)
WO (1) WO2012099119A1 (ja)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102912221B (zh) * 2012-10-12 2014-05-21 舞阳钢铁有限责任公司 一种大厚度高层建筑用结构钢板及其生产方法
KR101719943B1 (ko) * 2013-03-12 2017-03-24 제이에프이 스틸 가부시키가이샤 다층 용접 조인트 ctod 특성이 우수한 후강판 및 그 제조 방법
WO2014141633A1 (ja) * 2013-03-12 2014-09-18 Ｊｆｅスチール株式会社 多層溶接継手ｃｔｏｄ特性に優れた厚鋼板およびその製造方法
JP6226542B2 (ja) * 2013-03-22 2017-11-08 株式会社神戸製鋼所 溶接熱影響部の靭性に優れた鋼材
JP6211296B2 (ja) * 2013-04-30 2017-10-11 株式会社神戸製鋼所 耐サワー性とｈａｚ靭性に優れた鋼板
US10081042B2 (en) 2013-08-16 2018-09-25 Nippon Steel & Sumitomo Metal Corporation Electric resistance welded steel pipe excellent in weld zone and method of production of same
JP6193206B2 (ja) * 2013-12-11 2017-09-06 株式会社神戸製鋼所 耐サワー性、ｈａｚ靭性及びｈａｚ硬さに優れた鋼板およびラインパイプ用鋼管
JP6301805B2 (ja) * 2014-10-17 2018-03-28 株式会社神戸製鋼所 溶接熱影響部の靭性に優れたタンク用厚鋼板
JP2018016890A (ja) * 2017-09-26 2018-02-01 株式会社神戸製鋼所 溶接熱影響部の靱性に優れたタンク用厚鋼板
CN113614271A (zh) 2019-06-27 2021-11-05 日本制铁株式会社 钢材及其制造方法
CN111321348B (zh) * 2020-03-30 2022-01-11 南京钢铁股份有限公司 一种lng船用肋板l型钢及其制造方法

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1312689A1 (en) * 2001-11-15 2003-05-21 Sumitomo Metal Industries, Ltd. Steel for machine structural use
JP2003221643A (ja) * 2002-01-31 2003-08-08 Jfe Steel Kk 超大入熱溶接熱影響部靭性に優れた鋼材およびその製造方法
JP2009084656A (ja) * 2007-10-02 2009-04-23 Kobe Steel Ltd 母材靭性に優れた溶接用高張力厚鋼板
JP2009138255A (ja) * 2007-11-13 2009-06-25 Kobe Steel Ltd 大入熱溶接時の熱影響部の靭性に優れた溶接用高張力厚鋼板
JP2009179844A (ja) * 2008-01-30 2009-08-13 Kobe Steel Ltd 溶接熱影響部の靭性に優れた高張力厚鋼板
JP2009197267A (ja) * 2008-02-20 2009-09-03 Kobe Steel Ltd 溶接熱影響部の靭性に優れた鋼材およびその製造方法
JP2010209433A (ja) * 2009-03-11 2010-09-24 Kobe Steel Ltd 溶接熱影響部の靭性および母材疲労特性に優れた鋼材およびその製造方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4950529B2 (ja) * 2006-03-16 2012-06-13 株式会社神戸製鋼所 溶接熱影響部の靭性および母材靭性に優れた鋼材およびその製法
JP4950528B2 (ja) * 2006-03-16 2012-06-13 株式会社神戸製鋼所 溶接熱影響部の靭性に優れた低降伏比高張力鋼材およびその製法
JP4515430B2 (ja) * 2006-09-29 2010-07-28 株式会社神戸製鋼所 溶接熱影響部の靭性および母材靭性に優れた鋼材およびその製法
JP5520105B2 (ja) * 2009-07-15 2014-06-11 株式会社神戸製鋼所 溶接熱影響部の靱性に優れた鋼材およびその製造方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1312689A1 (en) * 2001-11-15 2003-05-21 Sumitomo Metal Industries, Ltd. Steel for machine structural use
JP2003221643A (ja) * 2002-01-31 2003-08-08 Jfe Steel Kk 超大入熱溶接熱影響部靭性に優れた鋼材およびその製造方法
JP2009084656A (ja) * 2007-10-02 2009-04-23 Kobe Steel Ltd 母材靭性に優れた溶接用高張力厚鋼板
JP2009138255A (ja) * 2007-11-13 2009-06-25 Kobe Steel Ltd 大入熱溶接時の熱影響部の靭性に優れた溶接用高張力厚鋼板
JP2009179844A (ja) * 2008-01-30 2009-08-13 Kobe Steel Ltd 溶接熱影響部の靭性に優れた高張力厚鋼板
JP2009197267A (ja) * 2008-02-20 2009-09-03 Kobe Steel Ltd 溶接熱影響部の靭性に優れた鋼材およびその製造方法
JP2010209433A (ja) * 2009-03-11 2010-09-24 Kobe Steel Ltd 溶接熱影響部の靭性および母材疲労特性に優れた鋼材およびその製造方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2012099119A1 *

Also Published As

Publication number Publication date
WO2012099119A1 (ja) 2012-07-26
EP2666880A1 (en) 2013-11-27
KR101512257B1 (ko) 2015-04-14
JP2012162797A (ja) 2012-08-30
KR20130105713A (ko) 2013-09-25
CN103328672B (zh) 2015-06-03
CN103328672A (zh) 2013-09-25
JP5651090B2 (ja) 2015-01-07

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