JPS621456B2 - - Google Patents

Info

Publication number
JPS621456B2
JPS621456B2 JP15679682A JP15679682A JPS621456B2 JP S621456 B2 JPS621456 B2 JP S621456B2 JP 15679682 A JP15679682 A JP 15679682A JP 15679682 A JP15679682 A JP 15679682A JP S621456 B2 JPS621456 B2 JP S621456B2
Authority
JP
Japan
Prior art keywords
less
brittle fracture
steel
points
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.)
Expired
Application number
JP15679682A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5947323A (ja
Inventor
Naoki Okumura
Shoichi Sekiguchi
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
Priority to JP15679682A priority Critical patent/JPS5947323A/ja
Publication of JPS5947323A publication Critical patent/JPS5947323A/ja
Publication of JPS621456B2 publication Critical patent/JPS621456B2/ja
Granted legal-status Critical Current

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Articles (AREA)
JP15679682A 1982-09-10 1982-09-10 溶接部靭性および脆性破壊伝播停止特性の優れた高張力鋼の製造法 Granted JPS5947323A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15679682A JPS5947323A (ja) 1982-09-10 1982-09-10 溶接部靭性および脆性破壊伝播停止特性の優れた高張力鋼の製造法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15679682A JPS5947323A (ja) 1982-09-10 1982-09-10 溶接部靭性および脆性破壊伝播停止特性の優れた高張力鋼の製造法

Publications (2)

Publication Number Publication Date
JPS5947323A JPS5947323A (ja) 1984-03-17
JPS621456B2 true JPS621456B2 (enrdf_load_stackoverflow) 1987-01-13

Family

ID=15635495

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15679682A Granted JPS5947323A (ja) 1982-09-10 1982-09-10 溶接部靭性および脆性破壊伝播停止特性の優れた高張力鋼の製造法

Country Status (1)

Country Link
JP (1) JPS5947323A (enrdf_load_stackoverflow)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6425916A (en) * 1987-07-21 1989-01-27 Nippon Steel Corp Manufacture of high-strength steel for electric resistance welded tube excellent in toughness at low temperature
JPH02217416A (ja) * 1988-11-08 1990-08-30 Nippon Steel Corp アレスト特性に優れた鋼材の製造方法
JP4677685B2 (ja) * 2001-06-13 2011-04-27 Ｊｆｅスチール株式会社 厚肉高張力熱延鋼帯の冷却方法
EP1717331B1 (en) * 2004-02-19 2012-04-25 Nippon Steel Corporation Steel sheet or steel pipe being reduced in expression of bauschinger effect, and method for production thereof
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
EP2089556B1 (en) * 2006-10-06 2019-05-01 JFE Steel Corporation Low yield ratio dual phase steel linepipe with superior strain aging resistance
JP4309946B2 (ja) 2007-03-05 2009-08-05 新日本製鐵株式会社 脆性き裂伝播停止特性に優れた厚手高強度鋼板およびその製造方法
JP5713135B1 (ja) 2013-11-19 2015-05-07 新日鐵住金株式会社 鋼板
KR20160075927A (ko) 2014-12-19 2016-06-30 주식회사 포스코 두께 중심부 강도 및 인성이 우수한 강재 및 이의 제조방법

Also Published As

Publication number Publication date
JPS5947323A (ja) 1984-03-17

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