DE3906700C1 - - Google Patents

Info

Publication number
DE3906700C1
DE3906700C1 DE19893906700 DE3906700A DE3906700C1 DE 3906700 C1 DE3906700 C1 DE 3906700C1 DE 19893906700 DE19893906700 DE 19893906700 DE 3906700 A DE3906700 A DE 3906700A DE 3906700 C1 DE3906700 C1 DE 3906700C1
Authority
DE
Germany
Prior art keywords
ksi
temperature
max
grade
tempering
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE19893906700
Other languages
German (de)
English (en)
Inventor
Ingo Von Dr.-Ing. 4150 Krefeld De Hagen
Fritz Dipl.-Ing. 4060 Viersen De Kegel
Heinz Dipl.-Ing. 4330 Muelheim De Sanders
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Vodafone GmbH
Original Assignee
Mannesmann AG
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 Mannesmann AG filed Critical Mannesmann AG
Priority to DE19893906700 priority Critical patent/DE3906700C1/de
Priority to FR9002205A priority patent/FR2643648B1/fr
Priority to GB9004336A priority patent/GB2230024B/en
Priority to JP4910890A priority patent/JPH02277720A/ja
Application granted granted Critical
Publication of DE3906700C1 publication Critical patent/DE3906700C1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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
    • 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

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)
  • Manufacturing & Machinery (AREA)
  • Heat Treatment Of Articles (AREA)
  • Heat Treatment Of Steel (AREA)
DE19893906700 1989-02-28 1989-02-28 Expired - Fee Related DE3906700C1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE19893906700 DE3906700C1 (ja) 1989-02-28 1989-02-28
FR9002205A FR2643648B1 (fr) 1989-02-28 1990-02-22 Procede pour realiser des oleoducs ou analogues sans soudure
GB9004336A GB2230024B (en) 1989-02-28 1990-02-27 Process for producing seamless oilfield pipes
JP4910890A JPH02277720A (ja) 1989-02-28 1990-02-28 シームレスオイルパイプライン管を製作する方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19893906700 DE3906700C1 (ja) 1989-02-28 1989-02-28

Publications (1)

Publication Number Publication Date
DE3906700C1 true DE3906700C1 (ja) 1990-07-26

Family

ID=6375369

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19893906700 Expired - Fee Related DE3906700C1 (ja) 1989-02-28 1989-02-28

Country Status (4)

Country Link
JP (1) JPH02277720A (ja)
DE (1) DE3906700C1 (ja)
FR (1) FR2643648B1 (ja)
GB (1) GB2230024B (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2707839B2 (ja) * 1990-12-25 1998-02-04 住友金属工業株式会社 マルテンサイト系継目無鋼管とその製造方法
JP4380487B2 (ja) 2004-09-28 2009-12-09 住友金属工業株式会社 マルテンサイト系ステンレス鋼管の製造方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3311629A1 (de) * 1983-03-28 1984-10-11 Mannesmann AG, 4000 Düsseldorf Verfahren zum herstellen von nahtlosen stahlrohren

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3482772D1 (de) * 1984-10-11 1990-08-23 Kawasaki Steel Co Rostfreie martensitische staehle fuer nahtlose rohre.
JPS63149320A (ja) * 1986-12-10 1988-06-22 Nippon Steel Corp 低温靭性の優れたマルテンサイト系ステンレス鋼管の製造方法
JPH07109008B2 (ja) * 1987-05-26 1995-11-22 住友金属工業株式会社 マルテンサイト系ステンレス鋼継目無管の製造方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3311629A1 (de) * 1983-03-28 1984-10-11 Mannesmann AG, 4000 Düsseldorf Verfahren zum herstellen von nahtlosen stahlrohren

Also Published As

Publication number Publication date
FR2643648A1 (fr) 1990-08-31
GB9004336D0 (en) 1990-04-25
GB2230024B (en) 1993-01-13
GB2230024A (en) 1990-10-10
FR2643648B1 (fr) 1992-01-10
JPH02277720A (ja) 1990-11-14

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Legal Events

Date Code Title Description
8100 Publication of the examined application without publication of unexamined application
D1 Grant (no unexamined application published) patent law 81
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee