NO20080939L - Ledningsror av somlose stalror og fremgangsmate for fremstilling derav. - Google Patents

Ledningsror av somlose stalror og fremgangsmate for fremstilling derav.

Info

Publication number
NO20080939L
NO20080939L NO20080939A NO20080939A NO20080939L NO 20080939 L NO20080939 L NO 20080939L NO 20080939 A NO20080939 A NO 20080939A NO 20080939 A NO20080939 A NO 20080939A NO 20080939 L NO20080939 L NO 20080939L
Authority
NO
Norway
Prior art keywords
someless
stalks
making
methods
wire rods
Prior art date
Application number
NO20080939A
Other languages
English (en)
Other versions
NO338486B1 (no
Inventor
Yuji Arai
Kunio Kondo
Tomohiko Omura
Nobuyuki Hisamune
Kenji Kobayashi
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
Application filed by Sumitomo Metal Ind filed Critical Sumitomo Metal Ind
Publication of NO20080939L publication Critical patent/NO20080939L/no
Publication of NO338486B1 publication Critical patent/NO338486B1/no

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
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • 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
    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/10—Modifying the physical properties of ferrous metals or ferrous alloys 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
    • 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
    • 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
    • C22C38/04—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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S148/00—Metal treatment
    • Y10S148/902—Metal treatment having portions of differing metallurgical properties or characteristics
    • Y10S148/909—Tube

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Heat Treatment Of Articles (AREA)
  • Heat Treatment Of Steel (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Conductive Materials (AREA)
  • Reinforcement Elements For Buildings (AREA)

Abstract

Et sømløst stålrør for ledningsrør med en høy styrke og stabil seighet og som har motstand mot sulfidkorrosjonssprekking ved fra lave temperaturer til romtemperatur tilveiebringes. Et sømløst stålrør ifølge den foreliggende oppfinnelse har en kjemisk sammensetning som i masseprosent omfatter C: 0,03-0,08 %, Si: 0,05-0,5 %, Mn: 1,0-3,0 %, Mo: mer enn 0,4 % til 1,2 %; Al: 0,005-0,100 %, Ca: 0,001-0,005 %, idet resten er Fe og forurensninger inklusive N, P, S, O og Cu, hvor forurensningene inneholder høyst 0,01 % N, høyst 0,05 % P, høyst 0,01 %, S, høyst 0,01 % O, og høyst 0,1 % Cu, og som har en mikrostruktur omfattende en bainittisk-martensittisk dobbeltfasestruktur.
NO20080939A 2005-08-22 2008-02-25 Ledningsrør av sømløse stålrør og fremgangsmåte for fremstilling derav. NO338486B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005240069 2005-08-22
PCT/JP2006/316398 WO2007023805A1 (ja) 2005-08-22 2006-08-22 ラインパイプ用継目無鋼管とその製造方法

Publications (2)

Publication Number Publication Date
NO20080939L true NO20080939L (no) 2008-05-08
NO338486B1 NO338486B1 (no) 2016-08-22

Family

ID=37771549

Family Applications (3)

Application Number Title Priority Date Filing Date
NO20080938A NO341250B1 (no) 2005-08-22 2008-02-25 Ledningsrør av sømløse stålrør og fremgangsmåte for fremstilling derav
NO20080941A NO340253B1 (no) 2005-08-22 2008-02-25 Sømløst stålrør for ledningsrør og fremgangsmåte for fremstilling derav
NO20080939A NO338486B1 (no) 2005-08-22 2008-02-25 Ledningsrør av sømløse stålrør og fremgangsmåte for fremstilling derav.

Family Applications Before (2)

Application Number Title Priority Date Filing Date
NO20080938A NO341250B1 (no) 2005-08-22 2008-02-25 Ledningsrør av sømløse stålrør og fremgangsmåte for fremstilling derav
NO20080941A NO340253B1 (no) 2005-08-22 2008-02-25 Sømløst stålrør for ledningsrør og fremgangsmåte for fremstilling derav

Country Status (10)

Country Link
US (3) US7931757B2 (no)
EP (3) EP1918397B1 (no)
JP (3) JP4502011B2 (no)
CN (3) CN101287852A (no)
AR (2) AR054935A1 (no)
AU (3) AU2006282410B2 (no)
BR (3) BRPI0615216B1 (no)
CA (3) CA2620049C (no)
NO (3) NO341250B1 (no)
WO (3) WO2007023806A1 (no)

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Also Published As

Publication number Publication date
US20080219878A1 (en) 2008-09-11
CN101300369B (zh) 2010-11-03
JPWO2007023805A1 (ja) 2009-03-26
JP4502010B2 (ja) 2010-07-14
EP1918398A1 (en) 2008-05-07
CA2620049C (en) 2014-01-28
EP1918397A4 (en) 2009-08-19
AR059871A1 (es) 2008-05-07
AU2006282411B2 (en) 2010-02-18
CA2620054C (en) 2012-03-06
NO20080938L (no) 2008-05-08
CN101287853A (zh) 2008-10-15
AU2006282412A1 (en) 2007-03-01
BRPI0615215A2 (pt) 2011-05-10
AU2006282411A1 (en) 2007-03-01
CN101300369A (zh) 2008-11-05
EP1918400B1 (en) 2011-07-06
EP1918398B1 (en) 2012-10-31
BRPI0615215B1 (pt) 2014-10-07
AU2006282412B2 (en) 2009-12-03
EP1918400A4 (en) 2009-08-19
AU2006282410A1 (en) 2007-03-01
JP4502012B2 (ja) 2010-07-14
BRPI0615362B8 (pt) 2016-05-24
BRPI0615216A2 (pt) 2011-05-10
JP4502011B2 (ja) 2010-07-14
CN101287853B (zh) 2015-05-06
BRPI0615362B1 (pt) 2014-04-08
JPWO2007023804A1 (ja) 2009-02-26
NO340253B1 (no) 2017-03-27
CN101287852A (zh) 2008-10-15
CA2620054A1 (en) 2007-03-01
BRPI0615362A2 (pt) 2011-05-17
NO338486B1 (no) 2016-08-22
JPWO2007023806A1 (ja) 2009-03-26
CA2620069A1 (en) 2007-03-01
AU2006282410B2 (en) 2010-02-18
CA2620049A1 (en) 2007-03-01
BRPI0615216B1 (pt) 2018-04-03
EP1918400A1 (en) 2008-05-07
NO20080941L (no) 2008-05-15
AR054935A1 (es) 2007-07-25
CA2620069C (en) 2012-01-03
WO2007023806A1 (ja) 2007-03-01
US7931757B2 (en) 2011-04-26
EP1918398A4 (en) 2009-08-19
US20090114318A1 (en) 2009-05-07
EP1918397B1 (en) 2016-07-20
EP1918397A1 (en) 2008-05-07
WO2007023805A1 (ja) 2007-03-01
US7896985B2 (en) 2011-03-01
US20080216928A1 (en) 2008-09-11
US7896984B2 (en) 2011-03-01
NO341250B1 (no) 2017-09-25
WO2007023804A1 (ja) 2007-03-01

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