FR2033708A5 - Heat treating nickel-chromium alloys - Google Patents

Heat treating nickel-chromium alloys

Info

Publication number
FR2033708A5
FR2033708A5 FR6945140A FR6945140A FR2033708A5 FR 2033708 A5 FR2033708 A5 FR 2033708A5 FR 6945140 A FR6945140 A FR 6945140A FR 6945140 A FR6945140 A FR 6945140A FR 2033708 A5 FR2033708 A5 FR 2033708A5
Authority
FR
France
Prior art keywords
heat treating
chromium alloys
treating nickel
alloys
pref
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
FR6945140A
Other languages
French (fr)
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.)
General Electric Co
Original Assignee
General Electric 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 General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of FR2033708A5 publication Critical patent/FR2033708A5/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/10—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon

Abstract

The super alloys in the gamma hardened state due to presence of Al, Ti or Cb and contng. 0.05-0.4% C are first aged at 843-955 degrees C pref. for 8-36 hrs. then put into soln. at 1038-1177 degrees C pref. for 10 mins-2 hrs. The alloys are suitable for aircraft engines.
FR6945140A 1969-03-26 1969-12-26 Heat treating nickel-chromium alloys Expired FR2033708A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US81061269A 1969-03-26 1969-03-26

Publications (1)

Publication Number Publication Date
FR2033708A5 true FR2033708A5 (en) 1970-12-04

Family

ID=25204234

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6945140A Expired FR2033708A5 (en) 1969-03-26 1969-12-26 Heat treating nickel-chromium alloys

Country Status (4)

Country Link
BE (1) BE743403A (en)
DE (1) DE1964047A1 (en)
FR (1) FR2033708A5 (en)
NL (1) NL6919327A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2371516A1 (en) * 1976-11-17 1978-06-16 United Technologies Corp NICKEL-BASED SUPERALLY ARTICLE WITH MONOCRISTALLINE STRUCTURE AND PREPARATION PROCESS

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1900839B1 (en) 2006-09-07 2013-11-06 Alstom Technology Ltd Method for the heat treatment of nickel-based superalloys

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2371516A1 (en) * 1976-11-17 1978-06-16 United Technologies Corp NICKEL-BASED SUPERALLY ARTICLE WITH MONOCRISTALLINE STRUCTURE AND PREPARATION PROCESS

Also Published As

Publication number Publication date
BE743403A (en) 1970-05-28
DE1964047A1 (en) 1971-02-04
NL6919327A (en) 1970-09-29

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Legal Events

Date Code Title Description
ST Notification of lapse