GB8504858D0 - Erw-oil well pipe - Google Patents

Erw-oil well pipe

Info

Publication number
GB8504858D0
GB8504858D0 GB858504858A GB8504858A GB8504858D0 GB 8504858 D0 GB8504858 D0 GB 8504858D0 GB 858504858 A GB858504858 A GB 858504858A GB 8504858 A GB8504858 A GB 8504858A GB 8504858 D0 GB8504858 D0 GB 8504858D0
Authority
GB
United Kingdom
Prior art keywords
erw
oil well
well pipe
pipe
oil
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
GB858504858A
Other versions
GB2155950A (en
GB2155950B (en
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
Priority claimed from JP3955484A external-priority patent/JPS60187664A/en
Priority claimed from JP3955384A external-priority patent/JPS60187663A/en
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of GB8504858D0 publication Critical patent/GB8504858D0/en
Publication of GB2155950A publication Critical patent/GB2155950A/en
Application granted granted Critical
Publication of GB2155950B publication Critical patent/GB2155950B/en
Expired 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
    • 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
    • C21D9/14—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes wear-resistant or pressure-resistant pipes
    • 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
    • C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
GB08504858A 1984-03-01 1985-02-26 Erw-oil well pipe and process for producing same Expired GB2155950B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3955484A JPS60187664A (en) 1984-03-01 1984-03-01 Electric welded oil well pipe having low hardness and high yield strength and its production
JP3955384A JPS60187663A (en) 1984-03-01 1984-03-01 Electric welded oil well pipe having low hardness and high yield strength and its production

Publications (3)

Publication Number Publication Date
GB8504858D0 true GB8504858D0 (en) 1985-03-27
GB2155950A GB2155950A (en) 1985-10-02
GB2155950B GB2155950B (en) 1988-01-20

Family

ID=26378963

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08504858A Expired GB2155950B (en) 1984-03-01 1985-02-26 Erw-oil well pipe and process for producing same

Country Status (3)

Country Link
CA (1) CA1239568A (en)
DE (1) DE3507124A1 (en)
GB (1) GB2155950B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61272318A (en) * 1985-05-28 1986-12-02 Nippon Steel Corp Manufacture of seam welded steel pipe for high strength oil well pipe
DE4019118C1 (en) * 1990-06-12 1991-04-18 Mannesmann Ag, 4000 Duesseldorf, De
DE4432390C2 (en) * 1994-09-02 1998-03-26 Mannesmann Ag Process for reducing susceptibility to hot cracking in the production of a low-alloy C-Mn steel
MY116920A (en) * 1996-07-01 2004-04-30 Shell Int Research Expansion of tubings
WO2004001076A1 (en) * 2002-06-19 2003-12-31 Nippon Steel Corporation Oil well steel pipe excellent in crushing resistance characteristics after pipe expansion
CN102206789B (en) * 2005-06-10 2015-03-25 新日铁住金株式会社 Oil well pipe for expandable-tube use excellent in toughness after pipe expansion and process for producing the same

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5817808B2 (en) * 1977-05-11 1983-04-09 日本鋼管株式会社 Method for producing welded steel pipes with excellent stress corrosion cracking resistance
AU527097B2 (en) * 1979-01-12 1983-02-17 Nippon Steel Corporation Artifically aged low yield to tensile strength ratio high strength steel sheet
DE3323929A1 (en) * 1982-07-09 1984-01-12 Mannesmann AG, 4000 Düsseldorf Process for producing weldable large pipe sheets of fine grain structure

Also Published As

Publication number Publication date
CA1239568A (en) 1988-07-26
GB2155950A (en) 1985-10-02
DE3507124C2 (en) 1988-01-21
DE3507124A1 (en) 1985-09-12
GB2155950B (en) 1988-01-20

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19960226