IT946636B - PROCEDURE AND DEVICE FOR THE TEMPERA OF PIPES - Google Patents

PROCEDURE AND DEVICE FOR THE TEMPERA OF PIPES

Info

Publication number
IT946636B
IT946636B IT1944772A IT1944772A IT946636B IT 946636 B IT946636 B IT 946636B IT 1944772 A IT1944772 A IT 1944772A IT 1944772 A IT1944772 A IT 1944772A IT 946636 B IT946636 B IT 946636B
Authority
IT
Italy
Prior art keywords
tempera
pipes
procedure
Prior art date
Application number
IT1944772A
Other languages
Italian (it)
Inventor
H Forster
H Landgraf
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
Application granted granted Critical
Publication of IT946636B publication Critical patent/IT946636B/en

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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/62—Quenching devices
    • C21D1/667—Quenching devices for spray quenching
    • 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

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)
  • Heat Treatment Of Articles (AREA)
IT1944772A 1971-02-01 1972-01-17 PROCEDURE AND DEVICE FOR THE TEMPERA OF PIPES IT946636B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712105886 DE2105886A1 (en) 1971-02-01 1971-02-01 Method and device for quench hardening pipes

Publications (1)

Publication Number Publication Date
IT946636B true IT946636B (en) 1973-05-21

Family

ID=5798155

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1944772A IT946636B (en) 1971-02-01 1972-01-17 PROCEDURE AND DEVICE FOR THE TEMPERA OF PIPES

Country Status (5)

Country Link
CA (1) CA946269A (en)
DE (1) DE2105886A1 (en)
FR (1) FR2124278B1 (en)
GB (1) GB1385243A (en)
IT (1) IT946636B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2630242C3 (en) * 1976-07-06 1981-10-15 Aeg-Elotherm Gmbh, 5630 Remscheid Device for adjustable cooling of an elongated heated metal workpiece
US4417928A (en) * 1982-02-26 1983-11-29 Lone Star Steel Company Inside-outside tube quenching method
AU575307B2 (en) * 1984-01-10 1988-07-28 Linstead Corporation Differential hardening of carbon steel pipe
DE3412525A1 (en) * 1984-04-04 1985-10-17 Esser-Brieden GmbH & Co KG, 4788 Warstein Process for flame-hardening of the inner pipe of a double-layer pipe
DE3605153A1 (en) * 1986-02-18 1987-08-20 Mtu Muenchen Gmbh DEVICE FOR DIFFERENT COOLING OR TEMPERATURE INSIDE AND OUTSIDE OR WALL AREAS OF A COMPONENT, IN PARTICULAR A TURBO MACHINE PART
GB9106924D0 (en) * 1991-04-03 1991-05-22 British Steel Plc Hardening pipes
US6090230A (en) * 1996-06-05 2000-07-18 Sumitomo Metal Industries, Ltd. Method of cooling a steel pipe
US10344346B2 (en) * 2015-04-09 2019-07-09 National Oilwell Varco, L.P. Wellbore tubular air quenching
DE102019205724A1 (en) 2019-04-18 2020-10-22 Sms Group Gmbh Cooling device for seamless steel pipes

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3294599A (en) * 1963-07-30 1966-12-27 Smith Corp A O Method and apparatus for heat treating low carbon steel

Also Published As

Publication number Publication date
CA946269A (en) 1974-04-30
FR2124278B1 (en) 1976-06-11
DE2105886A1 (en) 1972-08-24
FR2124278A1 (en) 1972-09-22
GB1385243A (en) 1975-02-26

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