EP2862953A4 - STEEL MATERIAL HAVING EXCELLENT RESISTANCE IN A ZONE AFFECTED WITH HOT WELDING - Google Patents

STEEL MATERIAL HAVING EXCELLENT RESISTANCE IN A ZONE AFFECTED WITH HOT WELDING

Info

Publication number
EP2862953A4
EP2862953A4 EP13806413.4A EP13806413A EP2862953A4 EP 2862953 A4 EP2862953 A4 EP 2862953A4 EP 13806413 A EP13806413 A EP 13806413A EP 2862953 A4 EP2862953 A4 EP 2862953A4
Authority
EP
European Patent Office
Prior art keywords
weld
heat
steel material
affected zone
excellent 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Withdrawn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
EP13806413.4A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2862953A1 (en
Inventor
Masaki Shimamoto
Takashi Sugitani
Tetsushi Deura
Hidenori Nako
Akira Ibano
Hiroki Ohta
Shinsuke Sato
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 EP2862953A1 publication Critical patent/EP2862953A1/en
Publication of EP2862953A4 publication Critical patent/EP2862953A4/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Withdrawn legal-status Critical Current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
    • 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
    • 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
    • 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
    • C22C38/002—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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Heat Treatment Of Steel (AREA)
EP13806413.4A 2012-06-19 2013-05-31 STEEL MATERIAL HAVING EXCELLENT RESISTANCE IN A ZONE AFFECTED WITH HOT WELDING Withdrawn EP2862953A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012138047A JP5820341B2 (ja) 2012-06-19 2012-06-19 溶接熱影響部の靭性に優れた鋼材
PCT/JP2013/065142 WO2013190975A1 (ja) 2012-06-19 2013-05-31 溶接熱影響部の靭性に優れた鋼材

Publications (2)

Publication Number Publication Date
EP2862953A1 EP2862953A1 (en) 2015-04-22
EP2862953A4 true EP2862953A4 (en) 2016-04-13

Family

ID=49768577

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13806413.4A Withdrawn EP2862953A4 (en) 2012-06-19 2013-05-31 STEEL MATERIAL HAVING EXCELLENT RESISTANCE IN A ZONE AFFECTED WITH HOT WELDING

Country Status (5)

Country Link
EP (1) EP2862953A4 (ko)
JP (1) JP5820341B2 (ko)
KR (1) KR101697845B1 (ko)
CN (1) CN104411849B (ko)
WO (1) WO2013190975A1 (ko)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016199806A (ja) * 2015-04-10 2016-12-01 株式会社神戸製鋼所 低温靱性に優れた高強度ラインパイプ用鋼板および高強度ラインパイプ用鋼管
JP2018009239A (ja) * 2016-02-15 2018-01-18 株式会社神戸製鋼所 鋼板及びその製造方法
WO2017141714A1 (ja) * 2016-02-15 2017-08-24 株式会社神戸製鋼所 鋼板及びその製造方法
JP6821993B2 (ja) * 2016-07-29 2021-01-27 日本製鉄株式会社 低炭素鋼薄肉鋳片の製造方法
WO2020218572A1 (ja) * 2019-04-24 2020-10-29 日本製鉄株式会社 鋼板
CN116752044A (zh) 2019-06-27 2023-09-15 日本制铁株式会社 钢材及其制造方法
US11027373B2 (en) * 2019-07-03 2021-06-08 Mitsubishi Aluminum Co., Ltd. Aluminum alloy clad material
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
WO2021255856A1 (ja) * 2020-06-17 2021-12-23 日本製鉄株式会社 ボックス柱
JP7127751B2 (ja) * 2020-08-31 2022-08-30 日本製鉄株式会社 鋼板およびその製造方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008223062A (ja) * 2007-03-09 2008-09-25 Kobe Steel Ltd 母材および溶接熱影響部の靭性に優れた厚鋼板
JP2011038180A (ja) * 2009-07-15 2011-02-24 Kobe Steel Ltd 溶接熱影響部の靱性に優れた鋼材およびその製造方法
JP2011127220A (ja) * 2009-11-18 2011-06-30 Kobe Steel Ltd 溶接熱影響部の靱性に優れた鋼材の製造方法
JP2012092425A (ja) * 2010-09-29 2012-05-17 Kobe Steel Ltd 溶接熱影響部の靭性に優れた厚鋼板

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0853734A (ja) * 1994-08-10 1996-02-27 Nippon Steel Corp 大入熱溶接熱影響部靭性の優れた溶接用鋼材の製造方法
JP4571752B2 (ja) * 2000-08-10 2010-10-27 新日本製鐵株式会社 超大入熱溶接熱影響部の靭性に優れた溶接用高張力鋼の製造方法
JP3525905B2 (ja) 2001-03-29 2004-05-10 Ｊｆｅスチール株式会社 溶接熱影響部の靱性に優れた構造用鋼材の製造方法
JP4564245B2 (ja) * 2003-07-25 2010-10-20 新日本製鐵株式会社 溶接金属の低温割れ性に優れた超高強度溶接継手及び高強度溶接鋼管の製造方法
JP4825057B2 (ja) 2005-09-12 2011-11-30 株式会社神戸製鋼所 溶接熱影響部の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
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
JP4673788B2 (ja) * 2006-05-11 2011-04-20 新日本製鐵株式会社 溶接熱影響部の靭性が優れた鋼およびその製造方法
JP5231042B2 (ja) 2008-02-20 2013-07-10 株式会社神戸製鋼所 溶接熱影響部の靭性に優れた鋼材およびその製造方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008223062A (ja) * 2007-03-09 2008-09-25 Kobe Steel Ltd 母材および溶接熱影響部の靭性に優れた厚鋼板
JP2011038180A (ja) * 2009-07-15 2011-02-24 Kobe Steel Ltd 溶接熱影響部の靱性に優れた鋼材およびその製造方法
JP2011127220A (ja) * 2009-11-18 2011-06-30 Kobe Steel Ltd 溶接熱影響部の靱性に優れた鋼材の製造方法
JP2012092425A (ja) * 2010-09-29 2012-05-17 Kobe Steel Ltd 溶接熱影響部の靭性に優れた厚鋼板

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2013190975A1 *

Also Published As

Publication number Publication date
CN104411849B (zh) 2016-10-19
WO2013190975A1 (ja) 2013-12-27
CN104411849A (zh) 2015-03-11
KR20150015506A (ko) 2015-02-10
JP2014001432A (ja) 2014-01-09
JP5820341B2 (ja) 2015-11-24
KR101697845B1 (ko) 2017-01-18
EP2862953A1 (en) 2015-04-22

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