DK0828007T3 - Fremgangsmåde til fremstilling af sømløst stålrør med høj styrke og fremragende sulfidspændingsrevnebestandighed - Google Patents

Fremgangsmåde til fremstilling af sømløst stålrør med høj styrke og fremragende sulfidspændingsrevnebestandighed

Info

Publication number
DK0828007T3
DK0828007T3 DK96915150T DK96915150T DK0828007T3 DK 0828007 T3 DK0828007 T3 DK 0828007T3 DK 96915150 T DK96915150 T DK 96915150T DK 96915150 T DK96915150 T DK 96915150T DK 0828007 T3 DK0828007 T3 DK 0828007T3
Authority
DK
Denmark
Prior art keywords
steel pipe
high strength
crack resistance
seamless steel
manufacturing high
Prior art date
Application number
DK96915150T
Other languages
English (en)
Inventor
Kunio Kondo
Takahiro Kushida
Hajime Osako
Hideki Takabe
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
Priority claimed from JP11602395A external-priority patent/JP3755163B2/ja
Priority claimed from JP17187295A external-priority patent/JP3362565B2/ja
Application filed by Sumitomo Metal Ind filed Critical Sumitomo Metal Ind
Application granted granted Critical
Publication of DK0828007T3 publication Critical patent/DK0828007T3/da

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B23/00—Tube-rolling not restricted to methods provided for in only one of groups B21B17/00, B21B19/00, B21B21/00, e.g. combined processes planetary tube rolling, auxiliary arrangements, e.g. lubricating, special tube blanks, continuous casting combined with tube rolling
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B19/00—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work
    • B21B19/02—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work the axes of the rollers being arranged essentially diagonally to the axis of the work, e.g. "cross" tube-rolling ; Diescher mills, Stiefel disc piercers or Stiefel rotary piercers
    • B21B19/04—Rolling basic material of solid, i.e. non-hollow, structure; Piercing, e.g. rotary piercing mills

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
  • Glass Compositions (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
DK96915150T 1995-05-15 1996-05-15 Fremgangsmåde til fremstilling af sømløst stålrør med høj styrke og fremragende sulfidspændingsrevnebestandighed DK0828007T3 (da)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP11602395A JP3755163B2 (ja) 1995-05-15 1995-05-15 耐硫化物応力割れ性に優れた高強度継目無鋼管の製造方法
JP14784495 1995-06-14
JP14784595 1995-06-14
JP17187295A JP3362565B2 (ja) 1995-07-07 1995-07-07 高強度高耐食継目無鋼管の製造方法
PCT/JP1996/001274 WO1996036742A1 (fr) 1995-05-15 1996-05-15 Procede de production de tubes d'acier sans soudure a haute resistance, non susceptibles de fissuration par les composes soufres

Publications (1)

Publication Number Publication Date
DK0828007T3 true DK0828007T3 (da) 2002-02-25

Family

ID=27470307

Family Applications (1)

Application Number Title Priority Date Filing Date
DK96915150T DK0828007T3 (da) 1995-05-15 1996-05-15 Fremgangsmåde til fremstilling af sømløst stålrør med høj styrke og fremragende sulfidspændingsrevnebestandighed

Country Status (7)

Country Link
US (1) US5938865A (da)
EP (1) EP0828007B1 (da)
DE (2) DE69617002D1 (da)
DK (1) DK0828007T3 (da)
MX (1) MX9708775A (da)
NO (1) NO321325B1 (da)
WO (1) WO1996036742A1 (da)

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JP2718865B2 (ja) * 1992-12-08 1998-02-25 新日本製鐵株式会社 細粒組織を有する継目無鋼管の製造法
JP2672441B2 (ja) * 1992-12-10 1997-11-05 新日本製鐵株式会社 耐ｓｓｃ性の優れた高強度高靭性シームレス鋼管の製造法
JPH06184635A (ja) * 1992-12-18 1994-07-05 Nippon Steel Corp 破壊伝播特性の優れた高強度シームレス鋼管の製造法
JP3249210B2 (ja) * 1992-12-22 2002-01-21 新日本製鐵株式会社 耐ｓｓｃ性の優れた低硬度高靭性シームレス鋼管の製造法
JPH06220536A (ja) * 1993-01-22 1994-08-09 Nkk Corp 耐硫化物応力腐食割れ性に優れた高強度鋼管の製造法

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NO321325B1 (no) 2006-04-24
DE69617002T2 (de) 2002-08-29
DE69617002D1 (de) 2001-12-20
DE69617002T4 (de) 2003-03-20
US5938865A (en) 1999-08-17
WO1996036742A1 (fr) 1996-11-21
EP0828007A4 (da) 1998-04-22
NO975237D0 (no) 1997-11-14
EP0828007B1 (en) 2001-11-14
MX9708775A (es) 1998-02-28
NO975237L (no) 1998-01-14
EP0828007A1 (en) 1998-03-11

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