DE59002614D1 - Process for increasing the strength of tempered steel and use of a tempered steel treated in this way. - Google Patents

Process for increasing the strength of tempered steel and use of a tempered steel treated in this way.

Info

Publication number
DE59002614D1
DE59002614D1 DE90110560T DE59002614T DE59002614D1 DE 59002614 D1 DE59002614 D1 DE 59002614D1 DE 90110560 T DE90110560 T DE 90110560T DE 59002614 T DE59002614 T DE 59002614T DE 59002614 D1 DE59002614 D1 DE 59002614D1
Authority
DE
Germany
Prior art keywords
tempered steel
strength
increasing
way
treated
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
DE90110560T
Other languages
German (de)
Inventor
Peter Scharf
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.)
Diehl Verwaltungs Stiftung
Original Assignee
Diehl GmbH and Co
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 Diehl GmbH and Co filed Critical Diehl GmbH and Co
Application granted granted Critical
Publication of DE59002614D1 publication Critical patent/DE59002614D1/en
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
    • C21D9/16—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for explosive shells
    • 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
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
    • C21D1/20—Isothermal quenching, e.g. bainitic hardening

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)
DE90110560T 1989-06-08 1990-06-05 Process for increasing the strength of tempered steel and use of a tempered steel treated in this way. Expired - Fee Related DE59002614D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3918700A DE3918700A1 (en) 1989-06-08 1989-06-08 PROCESS FOR INCREASING THE STRENGTH OF PAYMENT STEEL AND USE OF SUCH A PAYMENT STEEL THUS BEING TREATED

Publications (1)

Publication Number Publication Date
DE59002614D1 true DE59002614D1 (en) 1993-10-14

Family

ID=6382342

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3918700A Granted DE3918700A1 (en) 1989-06-08 1989-06-08 PROCESS FOR INCREASING THE STRENGTH OF PAYMENT STEEL AND USE OF SUCH A PAYMENT STEEL THUS BEING TREATED
DE90110560T Expired - Fee Related DE59002614D1 (en) 1989-06-08 1990-06-05 Process for increasing the strength of tempered steel and use of a tempered steel treated in this way.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE3918700A Granted DE3918700A1 (en) 1989-06-08 1989-06-08 PROCESS FOR INCREASING THE STRENGTH OF PAYMENT STEEL AND USE OF SUCH A PAYMENT STEEL THUS BEING TREATED

Country Status (2)

Country Link
EP (1) EP0401726B1 (en)
DE (2) DE3918700A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2916371B1 (en) * 2007-05-24 2010-02-26 Fwu Kuang Entpr Co Ltd PROCESS FOR PREPARING FORGED PARTS HAVING EXCELLENT TRACTION RESISTANCE AND ELONGATION FROM STEEL MAMINERY WIRES
DE102007038662A1 (en) 2007-08-15 2009-02-19 Rheinmetall Waffe Munition Gmbh Manufacturing process and steel for heavy ammunition shells
EP2229981A1 (en) 2009-03-17 2010-09-22 Paul Scherrer Institut A method for evaluating radiation model data in particle beam radiation applications
CN104846157B (en) * 2015-03-31 2017-02-01 常州天山重工机械有限公司 Tempering technology for high-precision high-speed heavy-duty gear salt bath quenching
CN112899595B (en) * 2021-01-08 2022-04-22 安徽品志合金新材料有限公司 Preheating equipment for brass alloy copper bar processing

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2875109A (en) * 1954-08-25 1959-02-24 Eimco Corp Method for the isothermal treatment of alloys after casting
US4077812A (en) * 1975-03-25 1978-03-07 Ntn Toyo Bearing Co. Ltd. Method of working steel machine parts including machining during quench cooling

Also Published As

Publication number Publication date
DE3918700C2 (en) 1991-03-21
DE3918700A1 (en) 1990-12-13
EP0401726B1 (en) 1993-09-08
EP0401726A1 (en) 1990-12-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee