GB1385243A - Method and apparatus for the quench-hardening of tubes - Google Patents

Method and apparatus for the quench-hardening of tubes

Info

Publication number
GB1385243A
GB1385243A GB422672A GB422672A GB1385243A GB 1385243 A GB1385243 A GB 1385243A GB 422672 A GB422672 A GB 422672A GB 422672 A GB422672 A GB 422672A GB 1385243 A GB1385243 A GB 1385243A
Authority
GB
United Kingdom
Prior art keywords
tube
quenching
internal
quench
air flow
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
Application number
GB422672A
Other languages
English (en)
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
Publication of GB1385243A publication Critical patent/GB1385243A/en
Expired 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/14—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening

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)
GB422672A 1971-02-01 1972-01-28 Method and apparatus for the quench-hardening of tubes Expired GB1385243A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712105886 DE2105886A1 (de) 1971-02-01 1971-02-01 Verfahren und Vorrichtung zum Abschreckhärten von Rohren

Publications (1)

Publication Number Publication Date
GB1385243A true GB1385243A (en) 1975-02-26

Family

ID=5798155

Family Applications (1)

Application Number Title Priority Date Filing Date
GB422672A Expired GB1385243A (en) 1971-02-01 1972-01-28 Method and apparatus for the quench-hardening of tubes

Country Status (5)

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

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0151838A1 (en) * 1984-01-10 1985-08-21 Indutech Limited Heat treating hardenable carbon steel pipe
GB2188945A (en) * 1986-02-18 1987-10-14 Mtu Muenchen Gmbh Apparatus for the differential cooling or thermal control of internal and external surfaces of a component
EP0507619A3 (en) * 1991-04-03 1993-10-06 British Steel Plc Hardening pipes
US11198919B2 (en) * 2015-04-09 2021-12-14 National Oilwell Varco, L.P. Wellbore tubular air quenching
CN114438292A (zh) * 2022-02-28 2022-05-06 娄底市中兴液压件有限公司 内壁淬火装置

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2630242C3 (de) * 1976-07-06 1981-10-15 Aeg-Elotherm Gmbh, 5630 Remscheid Einrichtung zur einstellbaren Abkühlung eines langgestreckten erhitzten metallenen Werkstücks
US4417928A (en) * 1982-02-26 1983-11-29 Lone Star Steel Company Inside-outside tube quenching method
DE3412525A1 (de) * 1984-04-04 1985-10-17 Esser-Brieden GmbH & Co KG, 4788 Warstein Verfahren zum flammhaerten des innenrohrs eines doppellagenrohrs
US6090230A (en) * 1996-06-05 2000-07-18 Sumitomo Metal Industries, Ltd. Method of cooling a steel pipe
DE102019205724A1 (de) * 2019-04-18 2020-10-22 Sms Group Gmbh Kühlvorrichtung für nahtlose Stahlrohre

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

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0151838A1 (en) * 1984-01-10 1985-08-21 Indutech Limited Heat treating hardenable carbon steel pipe
AU575307B2 (en) * 1984-01-10 1988-07-28 Linstead Corporation Differential hardening of carbon steel pipe
GB2188945A (en) * 1986-02-18 1987-10-14 Mtu Muenchen Gmbh Apparatus for the differential cooling or thermal control of internal and external surfaces of a component
GB2188945B (en) * 1986-02-18 1990-06-13 Mtu Muenchen Gmbh Apparatus for the differential cooling or thermal control of internal and external surfaces of a component
EP0507619A3 (en) * 1991-04-03 1993-10-06 British Steel Plc Hardening pipes
US11198919B2 (en) * 2015-04-09 2021-12-14 National Oilwell Varco, L.P. Wellbore tubular air quenching
CN114438292A (zh) * 2022-02-28 2022-05-06 娄底市中兴液压件有限公司 内壁淬火装置

Also Published As

Publication number Publication date
IT946636B (it) 1973-05-21
CA946269A (en) 1974-04-30
FR2124278B1 (enExample) 1976-06-11
DE2105886A1 (de) 1972-08-24
FR2124278A1 (enExample) 1972-09-22

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee