IN2015DN03313A - - Google Patents

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Publication number
IN2015DN03313A
IN2015DN03313A IN3313DEN2015A IN2015DN03313A IN 2015DN03313 A IN2015DN03313 A IN 2015DN03313A IN 3313DEN2015 A IN3313DEN2015 A IN 3313DEN2015A IN 2015DN03313 A IN2015DN03313 A IN 2015DN03313A
Authority
IN
India
Prior art keywords
less
mpa
low
oil well
alloy steel
Prior art date
Application number
Inventor
Tomohiko Omura
Yuji Arai
Kaori Kawano
Akihiro Sakamoto
Kazuo Okamura
Kenji Yamamoto
Keiichi Kondo
Original Assignee
Nippon Steel & 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 & Sumitomo Metal Corp filed Critical Nippon Steel & Sumitomo Metal Corp
Publication of IN2015DN03313A publication Critical patent/IN2015DN03313A/en

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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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
    • 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
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/002—Heat treatment of ferrous alloys containing Cr
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/005—Heat treatment of ferrous alloys containing Mn
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/008—Heat treatment of ferrous alloys containing Si
    • 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
    • C21D8/005—Modifying the physical properties by deformation combined with, or followed by, heat treatment of ferrous alloys
    • 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
    • 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
    • C21D8/105—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies of ferrous alloys
    • 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
    • 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
    • C21D9/085—Cooling or quenching
    • 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
    • C22C38/12—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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L9/00—Rigid pipes
    • F16L9/02—Rigid pipes of metal
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/008—Martensite

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Articles (AREA)

Abstract

Provided is a low- alloy steel for oil well pipes , which has an yield stress of 862 MPa (125 ksi) or more and excellent sulfide stress cracking resistance (SSC resistance). The low- alloy steel for oil well pipes according to the present invention has a chemical composition comprising, in mass% , 0.56 to 1.00% of C , 0.05 to 0.50% of Si , 0.05 to 1.00% of Mn, 0.025% or less of P , 0.010% or less of S , 0.005 to 0.100% of Al, 0.40 to 1.00% of Mo, 0.07 to 0.30% of V , 0.010% or less of O , 0.0300% or less of N and a remainder made up by Fe and impurities , has an yield stress of 862 MPa or more , and a half width of a crystal face [211] of 0.50° or less as determined by X- ray diffraction.
IN3313DEN2015 2012-11-05 2012-11-05 IN2015DN03313A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2012/078657 WO2014068794A1 (en) 2012-11-05 2012-11-05 Low-alloy steel for oil well pipes which has excellent sulfide stress cracking resistance, and method for manufacturing low-alloy steel for oil well pipes

Publications (1)

Publication Number Publication Date
IN2015DN03313A true IN2015DN03313A (en) 2015-10-09

Family

ID=49679046

Family Applications (1)

Application Number Title Priority Date Filing Date
IN3313DEN2015 IN2015DN03313A (en) 2012-11-05 2012-11-05

Country Status (11)

Country Link
US (2) US9909198B2 (en)
EP (1) EP2915896B1 (en)
JP (1) JP5333700B1 (en)
CN (1) CN104781440B (en)
BR (1) BR112015005870B1 (en)
CA (1) CA2888154C (en)
ES (1) ES2690085T3 (en)
IN (1) IN2015DN03313A (en)
MX (1) MX372910B (en)
RU (1) RU2605033C1 (en)
WO (1) WO2014068794A1 (en)

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AR101200A1 (en) * 2014-07-25 2016-11-30 Nippon Steel & Sumitomo Metal Corp LOW ALLOY STEEL TUBE FOR OIL WELL
AR101683A1 (en) 2014-09-04 2017-01-04 Nippon Steel & Sumitomo Metal Corp THICK WALL STEEL TUBE FOR OIL WELL AND SAME PRODUCTION METHOD
US11060160B2 (en) * 2014-12-12 2021-07-13 Nippon Steel Corporation Low-alloy steel for oil well pipe and method of manufacturing low-alloy steel oil well pipe
MX378064B (en) * 2014-12-24 2025-03-04 Jfe Steel Corp High-strength seamless steel pipe for oil wells, and production method for high-strength seamless steel pipe for oil wells
US10844453B2 (en) 2014-12-24 2020-11-24 Jfe Steel Corporation High-strength seamless steel pipe for oil country tubular goods and method of producing the same
KR102021687B1 (en) 2015-04-08 2019-09-16 닛폰세이테츠 가부시키가이샤 Hot Rolled Steel Sheets For Heat Treatment
MX2017012873A (en) 2015-04-08 2018-01-15 Nippon Steel & Sumitomo Metal Corp Heat-treated steel sheet member, and production method therefor.
JP6551224B2 (en) * 2015-12-25 2019-07-31 日本製鉄株式会社 Steel pipe manufacturing method
WO2017150252A1 (en) * 2016-03-04 2017-09-08 新日鐵住金株式会社 Steel material and steel pipe for use in oil well
CN110234779A (en) * 2017-01-24 2019-09-13 日本制铁株式会社 The manufacturing method of steel and steel
JP6859836B2 (en) * 2017-05-01 2021-04-14 日本製鉄株式会社 Seamless steel pipe for steel materials and oil wells
RU2682984C1 (en) * 2018-03-07 2019-03-25 Акционерное общество "Выксунский металлургический завод" Method of producing a pipe with low yield point to ultimate strength ratio
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Also Published As

Publication number Publication date
CN104781440B (en) 2018-04-17
RU2605033C1 (en) 2016-12-20
JPWO2014068794A1 (en) 2016-09-08
BR112015005870B1 (en) 2018-11-21
US20150247226A1 (en) 2015-09-03
BR112015005870A2 (en) 2017-07-04
CA2888154A1 (en) 2014-05-08
MX372910B (en) 2020-04-27
US20180135154A1 (en) 2018-05-17
AU2012393719A1 (en) 2015-04-23
EP2915896A4 (en) 2016-06-29
EP2915896B1 (en) 2018-08-08
WO2014068794A1 (en) 2014-05-08
EP2915896A1 (en) 2015-09-09
MX2015005321A (en) 2015-07-14
AU2012393719B2 (en) 2016-03-24
JP5333700B1 (en) 2013-11-06
CA2888154C (en) 2018-10-30
CN104781440A (en) 2015-07-15
US9909198B2 (en) 2018-03-06
ES2690085T3 (en) 2018-11-19

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