FR2659983B1 - PROCESS FOR THE MANUFACTURE OF WORKPIECES FROM 9-12% MARTENSITIC CHROME STEEL, SUITABLE FOR HARDENING TREATMENT AND INCOME. - Google Patents

PROCESS FOR THE MANUFACTURE OF WORKPIECES FROM 9-12% MARTENSITIC CHROME STEEL, SUITABLE FOR HARDENING TREATMENT AND INCOME.

Info

Publication number
FR2659983B1
FR2659983B1 FR9103309A FR9103309A FR2659983B1 FR 2659983 B1 FR2659983 B1 FR 2659983B1 FR 9103309 A FR9103309 A FR 9103309A FR 9103309 A FR9103309 A FR 9103309A FR 2659983 B1 FR2659983 B1 FR 2659983B1
Authority
FR
France
Prior art keywords
income
workpieces
manufacture
hardening treatment
chrome steel
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
FR9103309A
Other languages
French (fr)
Other versions
FR2659983A1 (en
Inventor
Karl Ehrlich
Manfred Schirra
Wilhelm Ohly
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.)
Forschungszentrum Karlsruhe GmbH
Original Assignee
Kernforschungszentrum Karlsruhe GmbH
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 Kernforschungszentrum Karlsruhe GmbH filed Critical Kernforschungszentrum Karlsruhe GmbH
Publication of FR2659983A1 publication Critical patent/FR2659983A1/en
Application granted granted Critical
Publication of FR2659983B1 publication Critical patent/FR2659983B1/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
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/005—Modifying the physical properties by deformation combined with, or followed by, heat treatment of ferrous alloys

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 Steel (AREA)
  • Heat Treatment Of Articles (AREA)
FR9103309A 1990-03-22 1991-03-19 PROCESS FOR THE MANUFACTURE OF WORKPIECES FROM 9-12% MARTENSITIC CHROME STEEL, SUITABLE FOR HARDENING TREATMENT AND INCOME. Expired - Fee Related FR2659983B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19904009239 DE4009239C1 (en) 1990-03-22 1990-03-22

Publications (2)

Publication Number Publication Date
FR2659983A1 FR2659983A1 (en) 1991-09-27
FR2659983B1 true FR2659983B1 (en) 1993-12-31

Family

ID=6402832

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9103309A Expired - Fee Related FR2659983B1 (en) 1990-03-22 1991-03-19 PROCESS FOR THE MANUFACTURE OF WORKPIECES FROM 9-12% MARTENSITIC CHROME STEEL, SUITABLE FOR HARDENING TREATMENT AND INCOME.

Country Status (3)

Country Link
DE (1) DE4009239C1 (en)
FR (1) FR2659983B1 (en)
GB (1) GB2242439B (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3730379A1 (en) * 1987-09-10 1989-03-30 Kernforschungsz Karlsruhe METHOD FOR PRODUCING A SEMI-FINISHED PRODUCT OR FINAL PRODUCT FROM SINGLE-PHASE, HIGH-ALLOY MARTENSITICAL CHROME STEEL BY HOT AND / OR COLD FORMING

Also Published As

Publication number Publication date
GB2242439A (en) 1991-10-02
GB9105795D0 (en) 1991-05-01
GB2242439B (en) 1994-03-30
DE4009239C1 (en) 1991-11-21
FR2659983A1 (en) 1991-09-27

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Legal Events

Date Code Title Description
ST Notification of lapse