NO20090712L - Martensitic stainless steel - Google Patents

Martensitic stainless steel

Info

Publication number
NO20090712L
NO20090712L NO20090712A NO20090712A NO20090712L NO 20090712 L NO20090712 L NO 20090712L NO 20090712 A NO20090712 A NO 20090712A NO 20090712 A NO20090712 A NO 20090712A NO 20090712 L NO20090712 L NO 20090712L
Authority
NO
Norway
Prior art keywords
stainless steel
mpa
martensitic stainless
tensile
range
Prior art date
Application number
NO20090712A
Other languages
Norwegian (no)
Inventor
Masakatsu Ueda
Hideki Takabe
Tomoki Mori
Original Assignee
Sumitomo Metal Ind
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=39106787&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=NO20090712(L) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Sumitomo Metal Ind filed Critical Sumitomo Metal Ind
Publication of NO20090712L publication Critical patent/NO20090712L/en

Links

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
    • C22C38/40—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
    • C22C38/001—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
    • C22C38/02—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
    • C22C38/18—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
    • C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
    • 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
    • C21D1/25—Hardening, combined with annealing between 300 degrees Celsius and 600 degrees Celsius, i.e. heat refining ("Vergüten")
    • 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
    • C21D6/004—Heat treatment of ferrous alloys containing Cr and Ni
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Heat Treatment Of Articles (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)

Abstract

Det rustfrie martensittstålet ifølge oppfinnelsen omfatter, i masseprosent, 0,010 % til 0,030 % C, 0,30 % til 0,60 % Mn, ikke mer enn 0,040 % P, ikke mer enn 0,0100 % S, 10,00 % til 15,00 % Cr, 2,50 % til 8,00 % Ni, 1,00 % til 5,00 % Mo, 0,050 % til 0,250 % Ti, ikke mer enn 0,25 % V, ikke mer enn 0,07 % N, og minst én av ikke mer enn 0,50 % Si og ikke mer enn 0,10 % Al, hvor det resterende er Fe og urenheter, og hvor det rustfrie martensittstålet tilfredsstiller formel (1) og har en strekkgrense i området fra 110 ksi (en strekkgrense i området fra 758 MPa til 862 MPa) og verdien som oppnås ved å subtrahere strekkgrensen fra strekkfasthet ikke er mindre enn 20,7 MPa. 6,0 = Ti/C = 10,1 ...(1)The stainless steel martensite steel according to the invention comprises, in mass percentage, 0.010% to 0.030% C, 0.30% to 0.60% Mn, not more than 0.040% P, not more than 0.0100% S, 10.00% to 15% , 00% Cr, 2.50% to 8.00% Ni, 1.00% to 5.00% Mo, 0.050% to 0.250% Ti, not more than 0.25% V, not more than 0.07% N, and at least one of not more than 0.50% Si and not more than 0.10% Al, the remaining being Fe and impurities, and wherein the stainless martensite steel satisfies formula (1) and has a tensile limit in the range of 110 ksi (a tensile limit in the range of 758 MPa to 862 MPa) and the value obtained by subtracting the tensile limit from tensile strength is not less than 20.7 MPa. 6.0 = Ti / C = 10.1 ... (1)

NO20090712A 2006-08-22 2009-02-13 Martensitic stainless steel NO20090712L (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2006225261 2006-08-22
PCT/JP2007/066194 WO2008023702A1 (en) 2006-08-22 2007-08-21 Martensitic stainless steel

Publications (1)

Publication Number Publication Date
NO20090712L true NO20090712L (en) 2009-05-19

Family

ID=39106787

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20090712A NO20090712L (en) 2006-08-22 2009-02-13 Martensitic stainless steel

Country Status (9)

Country Link
US (1) US20090162239A1 (en)
EP (1) EP2060644A4 (en)
JP (1) JP5124857B2 (en)
CN (1) CN101506400A (en)
BR (1) BRPI0719904B1 (en)
MX (1) MX2009001836A (en)
NO (1) NO20090712L (en)
RU (1) RU2416670C2 (en)
WO (1) WO2008023702A1 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5045178B2 (en) * 2007-03-26 2012-10-10 住友金属工業株式会社 Method for manufacturing bend pipe for line pipe and bend pipe for line pipe
CN101956146A (en) * 2010-10-12 2011-01-26 西安建筑科技大学 High strength super-martensitic stainless steel for oil and gas pipelines and preparation method thereof
JP6049331B2 (en) * 2012-07-03 2016-12-21 株式会社東芝 Steam turbine rotor blade, steam turbine rotor blade manufacturing method, and steam turbine
BR102014005015A8 (en) 2014-02-28 2017-12-26 Villares Metals S/A martensitic-ferritic stainless steel, manufactured product, process for producing forged or rolled bars or parts of martensitic-ferritic stainless steel and process for producing all seamless martensitic-ferritic stainless steel
WO2017200083A1 (en) 2016-05-20 2017-11-23 新日鐵住金株式会社 Steel bar for downhole member and downhole member
BR112019007842B1 (en) 2016-10-25 2023-03-14 Jfe Steel Corporation MARTENSITIC STAINLESS STEEL SEAMLESS TUBE FOR TUBULAR PRODUCTS IN THE OIL SECTOR AND ITS PRODUCTION METHOD
CN108624809B (en) * 2017-03-24 2020-07-28 宝山钢铁股份有限公司 Ultrahigh-strength steel plate with excellent seawater corrosion resistance, fatigue resistance and environmental brittleness resistance and manufacturing method thereof
WO2018181404A1 (en) * 2017-03-28 2018-10-04 新日鐵住金株式会社 Martensitic stainless steel material
WO2019065115A1 (en) 2017-09-29 2019-04-04 Ｊｆｅスチール株式会社 Oil well pipe martensitic stainless seamless steel pipe and production method for same
MX2020002836A (en) 2017-09-29 2020-07-22 Jfe Steel Corp Oil well pipe martensitic stainless seamless steel pipe and production method for same.
WO2019065116A1 (en) 2017-09-29 2019-04-04 Ｊｆｅスチール株式会社 Oil well pipe martensitic stainless seamless steel pipe and production method for same
JP6680409B1 (en) 2018-05-25 2020-04-15 Ｊｆｅスチール株式会社 Martensitic stainless seamless steel pipe for oil country tubular goods and method for producing the same
US11773461B2 (en) 2018-05-25 2023-10-03 Jfe Steel Corporation Martensitic stainless steel seamless pipe for oil country tubular goods, and method for manufacturing same
MX2021005256A (en) * 2018-11-05 2021-06-18 Jfe Steel Corp Seamless martensite stainless steel tube for oil well pipes, and method for manufacturing same.
CN113584407A (en) * 2020-04-30 2021-11-02 宝山钢铁股份有限公司 High-strength high-temperature corrosion resistant martensitic stainless steel and manufacturing method thereof
EP4286542A4 (en) 2021-03-24 2024-07-10 Nippon Steel Corp Martensite stainless steel material
EP4431621A1 (en) 2021-11-09 2024-09-18 Nippon Steel Corporation Martensitic stainless steel seamless pipe and method for producing martensitic stainless steel seamless pipe

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2730090B2 (en) * 1988-10-13 1998-03-25 住友金属工業株式会社 High yield ratio martensitic stainless steel
JP3106674B2 (en) 1992-04-09 2000-11-06 住友金属工業株式会社 Martensitic stainless steel for oil wells
JPH10130785A (en) * 1996-10-24 1998-05-19 Sumitomo Metal Ind Ltd Martensitic stainless steel for oil well use, excellent in hot workability
JP3743226B2 (en) * 1998-10-12 2006-02-08 住友金属工業株式会社 Martensitic stainless steel for downhole materials
JP2003003243A (en) * 2001-06-22 2003-01-08 Sumitomo Metal Ind Ltd High-strength martensitic stainless steel with excellent resistance to carbon dioxide gas corrosion and sulfide stress corrosion cracking
JP2003129190A (en) * 2001-10-19 2003-05-08 Sumitomo Metal Ind Ltd Martensitic stainless steel and manufacturing method therefor
MXPA04010008A (en) * 2002-04-12 2005-07-01 Sumitomo Metal Ind Method for producing martensitic stainless steel.
WO2004001082A1 (en) * 2002-06-19 2003-12-31 Jfe Steel Corporation Stainless-steel pipe for oil well and process for producing the same
AR042494A1 (en) * 2002-12-20 2005-06-22 Sumitomo Chemical Co HIGH RESISTANCE MARTENSITIC STAINLESS STEEL WITH EXCELLENT PROPERTIES OF CORROSION RESISTANCE BY CARBON DIOXIDE AND CORROSION RESISTANCE BY FISURES BY SULFIDE VOLTAGES
JP4289109B2 (en) * 2003-09-30 2009-07-01 Ｊｆｅスチール株式会社 High strength stainless steel pipe for oil well with excellent corrosion resistance
JP4337712B2 (en) * 2004-11-19 2009-09-30 住友金属工業株式会社 Martensitic stainless steel

Also Published As

Publication number Publication date
BRPI0719904A2 (en) 2014-06-10
MX2009001836A (en) 2009-04-30
US20090162239A1 (en) 2009-06-25
WO2008023702A1 (en) 2008-02-28
EP2060644A4 (en) 2016-02-17
JP5124857B2 (en) 2013-01-23
RU2009110199A (en) 2010-09-27
EP2060644A1 (en) 2009-05-20
RU2416670C2 (en) 2011-04-20
BRPI0719904B1 (en) 2018-11-21
CN101506400A (en) 2009-08-12
JPWO2008023702A1 (en) 2010-01-14

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