EP2803741A4 - Low alloy steel - Google Patents

Low alloy steel

Info

Publication number
EP2803741A4
EP2803741A4 EP12864721.1A EP12864721A EP2803741A4 EP 2803741 A4 EP2803741 A4 EP 2803741A4 EP 12864721 A EP12864721 A EP 12864721A EP 2803741 A4 EP2803741 A4 EP 2803741A4
Authority
EP
European Patent Office
Prior art keywords
alloy steel
low alloy
low
steel
alloy
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
EP12864721.1A
Other languages
German (de)
French (fr)
Other versions
EP2803741B1 (en
EP2803741A1 (en
Inventor
Hiroyuki Hirata
Tomohiko Omura
Kenji Kobayashi
Kaori Kawano
Kota Tomatsu
Kazuhiro Ogawa
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 EP2803741A1 publication Critical patent/EP2803741A1/en
Publication of EP2803741A4 publication Critical patent/EP2803741A4/en
Application granted granted Critical
Publication of EP2803741B1 publication Critical patent/EP2803741B1/en
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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/50—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for welded joints
    • 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
    • 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
    • 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
    • C22C38/02—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
    • C22C38/14—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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • 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
    • C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
    • 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
    • C22C38/48—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
    • C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
EP12864721.1A 2012-01-12 2012-12-17 Method of post weld heat treatment of a low alloy steel pipe Active EP2803741B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012004204A JP5370503B2 (en) 2012-01-12 2012-01-12 Low alloy steel
PCT/JP2012/082608 WO2013105396A1 (en) 2012-01-12 2012-12-17 Low alloy steel

Publications (3)

Publication Number Publication Date
EP2803741A1 EP2803741A1 (en) 2014-11-19
EP2803741A4 true EP2803741A4 (en) 2015-12-02
EP2803741B1 EP2803741B1 (en) 2019-08-07

Family

ID=48781355

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12864721.1A Active EP2803741B1 (en) 2012-01-12 2012-12-17 Method of post weld heat treatment of a low alloy steel pipe

Country Status (9)

Country Link
US (1) US20150047749A1 (en)
EP (1) EP2803741B1 (en)
JP (1) JP5370503B2 (en)
CN (1) CN104040005A (en)
AU (1) AU2012365129B2 (en)
BR (1) BR112014017219A8 (en)
CA (1) CA2861740C (en)
MX (1) MX2014007692A (en)
WO (1) WO2013105396A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101778398B1 (en) * 2015-12-17 2017-09-14 주식회사 포스코 Pressure vessel steel plate having excellent property after post weld heat treatment and method for manufacturing the same
CN105466129A (en) * 2015-12-19 2016-04-06 丹阳市宸兴环保设备有限公司 Steel plate for refrigerator rear panel
BR102016001063B1 (en) 2016-01-18 2021-06-08 Amsted Maxion Fundição E Equipamentos Ferroviários S/A alloy steel for railway components, and process for obtaining a steel alloy for railway components
CN105734407B (en) * 2016-04-28 2017-06-16 武汉钢铁股份有限公司 Ultra-thin microalloy high strength steel and preparation method thereof
KR101797369B1 (en) * 2016-06-21 2017-12-13 현대제철 주식회사 Steel for pressure vessel and method for manufacturing the same
CA3176344A1 (en) * 2018-10-10 2020-04-10 Repeat Precision, Llc Setting tools and assemblies for setting a downhole isolation device such as a frac plug

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0757113A1 (en) * 1995-02-03 1997-02-05 Nippon Steel Corporation High-strength line-pipe steel having low yield ratio and excellent low-temperature toughness
JPH09194995A (en) * 1996-01-09 1997-07-29 Nkk Corp Welded steel tube with high strength and high toughness and its production
JPH1177350A (en) * 1997-09-08 1999-03-23 Nkk Corp Production of welded steel pipe for line pipe, excellent in hydrogen induced cracking resistance, sulfide stress cracking resistance and low temperature toughness
EP1541252A1 (en) * 2002-05-24 2005-06-15 Nippon Steel Corporation Uoe steel pipe with excellent crash resistance, and method of manufacturing the uoe steel pipe
EP1568792A1 (en) * 2004-02-24 2005-08-31 JFE Steel Corporation Hot-rolled steel sheet for high-strength electric-resistance welded pipe and method for manufacturing the same
EP1764423A1 (en) * 2004-07-07 2007-03-21 JFE Steel Corporation Method for producing high tensile steel sheet
JP2007270194A (en) * 2006-03-30 2007-10-18 Jfe Steel Kk Method for producing high-strength steel sheet excellent in sr resistance property
JP2008274405A (en) * 2007-03-30 2008-11-13 Jfe Steel Kk High-strength steel sheet excellent in sr resistant property and deformation performance, and method for manufacturing the same
EP2050833A1 (en) * 2006-07-05 2009-04-22 JFE Steel Corporation High-tension welded steel pipe for automotive structural member and process for producing the same
EP2105516A1 (en) * 2008-03-28 2009-09-30 Kabushiki Kaisha Kobe Seiko Sho High-strength steel sheet excellent in resistance to stress-relief annealing and in low-temperature joint toughness

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5255746A (en) 1975-10-30 1977-05-07 Mitsubishi Heavy Ind Ltd Build up process of high speed winder driving roll
JPS6336639A (en) 1986-07-31 1988-02-17 Nec Corp Data exchange system
JPH0748621A (en) * 1992-12-29 1995-02-21 Kawasaki Steel Corp Production of steel for pressure vessel excellent in ssc resistance and hic resistance
JPH08309428A (en) * 1995-05-18 1996-11-26 Sumitomo Metal Ind Ltd Production of welded steel tube
JPH09256038A (en) * 1996-03-22 1997-09-30 Nippon Steel Corp Heat treatment before stress relieving annealing treatment for thick steel plate
JP2001121289A (en) * 1999-10-21 2001-05-08 Nkk Corp High strength steel pipe excellent in sr resistance
JP3714136B2 (en) 2000-08-18 2005-11-09 Ｊｆｅスチール株式会社 Steel with excellent electron beam welding characteristics and sour resistance
JP4878219B2 (en) 2006-06-05 2012-02-15 株式会社神戸製鋼所 Steel sheet with excellent HAZ toughness and small reduction in strength due to heat treatment after welding
JP2010024504A (en) 2008-07-22 2010-02-04 Sumitomo Metal Ind Ltd Seamless steel pipe for line pipe and method for producing the same

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0757113A1 (en) * 1995-02-03 1997-02-05 Nippon Steel Corporation High-strength line-pipe steel having low yield ratio and excellent low-temperature toughness
JPH09194995A (en) * 1996-01-09 1997-07-29 Nkk Corp Welded steel tube with high strength and high toughness and its production
JPH1177350A (en) * 1997-09-08 1999-03-23 Nkk Corp Production of welded steel pipe for line pipe, excellent in hydrogen induced cracking resistance, sulfide stress cracking resistance and low temperature toughness
EP1541252A1 (en) * 2002-05-24 2005-06-15 Nippon Steel Corporation Uoe steel pipe with excellent crash resistance, and method of manufacturing the uoe steel pipe
EP1568792A1 (en) * 2004-02-24 2005-08-31 JFE Steel Corporation Hot-rolled steel sheet for high-strength electric-resistance welded pipe and method for manufacturing the same
EP1764423A1 (en) * 2004-07-07 2007-03-21 JFE Steel Corporation Method for producing high tensile steel sheet
JP2007270194A (en) * 2006-03-30 2007-10-18 Jfe Steel Kk Method for producing high-strength steel sheet excellent in sr resistance property
EP2050833A1 (en) * 2006-07-05 2009-04-22 JFE Steel Corporation High-tension welded steel pipe for automotive structural member and process for producing the same
JP2008274405A (en) * 2007-03-30 2008-11-13 Jfe Steel Kk High-strength steel sheet excellent in sr resistant property and deformation performance, and method for manufacturing the same
EP2105516A1 (en) * 2008-03-28 2009-09-30 Kabushiki Kaisha Kobe Seiko Sho High-strength steel sheet excellent in resistance to stress-relief annealing and in low-temperature joint toughness

Also Published As

Publication number Publication date
AU2012365129A1 (en) 2014-07-17
BR112014017219A8 (en) 2017-07-04
CA2861740C (en) 2016-09-06
EP2803741B1 (en) 2019-08-07
BR112014017219A2 (en) 2017-06-13
JP2013142190A (en) 2013-07-22
MX2014007692A (en) 2014-08-21
EP2803741A1 (en) 2014-11-19
CN104040005A (en) 2014-09-10
WO2013105396A1 (en) 2013-07-18
AU2012365129B2 (en) 2015-11-05
JP5370503B2 (en) 2013-12-18
US20150047749A1 (en) 2015-02-19
CA2861740A1 (en) 2013-07-18

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