ZA200703074B - Method for extending the life of thin walled tubing and austempered weld stress relieved thin walled tubing - Google Patents

Method for extending the life of thin walled tubing and austempered weld stress relieved thin walled tubing

Info

Publication number
ZA200703074B
ZA200703074B ZA200703074A ZA200703074A ZA200703074B ZA 200703074 B ZA200703074 B ZA 200703074B ZA 200703074 A ZA200703074 A ZA 200703074A ZA 200703074 A ZA200703074 A ZA 200703074A ZA 200703074 B ZA200703074 B ZA 200703074B
Authority
ZA
South Africa
Prior art keywords
thin walled
walled tubing
austempered
life
extending
Prior art date
Application number
ZA200703074A
Inventor
Dan Thomas Benson
Original Assignee
Oceaneering Int Inc
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 Oceaneering Int Inc filed Critical Oceaneering Int Inc
Publication of ZA200703074B publication Critical patent/ZA200703074B/en

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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/56—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering characterised by the quenching agents
    • C21D1/607—Molten salts
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/26—Methods of annealing
    • C21D1/30—Stress-relieving
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/34—Methods of heating
    • C21D1/42—Induction heating
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

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)
  • Health & Medical Sciences (AREA)
  • Child & Adolescent Psychology (AREA)
  • Heat Treatment Of Articles (AREA)
ZA200703074A 2004-09-17 2007-04-16 Method for extending the life of thin walled tubing and austempered weld stress relieved thin walled tubing ZA200703074B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/943,575 US20060060267A1 (en) 2004-09-17 2004-09-17 Method for extending the life of thin walled tubing and austempered weld stress relieved thin walled tubing

Publications (1)

Publication Number Publication Date
ZA200703074B true ZA200703074B (en) 2010-01-27

Family

ID=36072658

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200703074A ZA200703074B (en) 2004-09-17 2007-04-16 Method for extending the life of thin walled tubing and austempered weld stress relieved thin walled tubing

Country Status (9)

Country Link
US (2) US20060060267A1 (en)
EP (1) EP1799870A2 (en)
JP (1) JP2008513604A (en)
BR (1) BRPI0515458A (en)
CA (1) CA2580462A1 (en)
MX (1) MX2007003098A (en)
NO (1) NO20071959L (en)
WO (1) WO2006033752A2 (en)
ZA (1) ZA200703074B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100422353C (en) * 2007-06-28 2008-10-01 朱兴发 Medium frequency induction heating treatment method for steel pipe, petroleum well pipe and drill pipe
US20120111581A1 (en) * 2010-11-04 2012-05-10 Schlumberger Technology Corporation Apparatus and method for reducing the residual bending and fatigue in coiled tubing
CN108018488B (en) * 2017-12-13 2019-03-08 武汉钢铁有限公司 A kind of CT110 grades of connecting pipes hot rolled strip and production method
CN107964637B (en) * 2017-12-13 2019-04-30 武汉钢铁有限公司 A kind of CT100 grades of connecting pipes hot rolled strip and production method
CN111560510A (en) * 2020-04-23 2020-08-21 中国重型机械研究院股份公司 Steel pipe heat treatment quenching method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1924099A (en) * 1931-11-20 1933-08-29 United States Steel Corp Thermally hardening steel
US2818075A (en) * 1950-09-05 1957-12-31 Kolene Corp Apparatus for cleaning metal strip continuously
GB985022A (en) * 1960-04-28 1965-03-03 British Iron Steel Research Improvements in or relating to the continuous heat treatment of elongate metal material
US4533405A (en) * 1982-10-07 1985-08-06 Amax Inc. Tubular high strength low alloy steel for oil and gas wells
US4715907A (en) * 1985-07-08 1987-12-29 Tocco, Inc. Method for heat treating ferrous parts

Also Published As

Publication number Publication date
CA2580462A1 (en) 2006-03-30
EP1799870A2 (en) 2007-06-27
NO20071959L (en) 2007-04-17
WO2006033752A3 (en) 2008-08-21
US20080042327A1 (en) 2008-02-21
BRPI0515458A (en) 2008-07-22
JP2008513604A (en) 2008-05-01
WO2006033752A2 (en) 2006-03-30
US20060060267A1 (en) 2006-03-23
MX2007003098A (en) 2007-05-16

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