FR2206390A1 - Hard-facing valve seats - by depositing a layer of nickel -tungsten hot work tool steel - Google Patents

Hard-facing valve seats - by depositing a layer of nickel -tungsten hot work tool steel

Info

Publication number
FR2206390A1
FR2206390A1 FR7340072A FR7340072A FR2206390A1 FR 2206390 A1 FR2206390 A1 FR 2206390A1 FR 7340072 A FR7340072 A FR 7340072A FR 7340072 A FR7340072 A FR 7340072A FR 2206390 A1 FR2206390 A1 FR 2206390A1
Authority
FR
France
Prior art keywords
depositing
nickel
hard
hot work
layer
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.)
Granted
Application number
FR7340072A
Other languages
English (en)
French (fr)
Other versions
FR2206390B3 (enrdf_load_stackoverflow
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.)
SCHWERMASCH LIEBKNECHT VEB K
Original Assignee
SCHWERMASCH LIEBKNECHT VEB K
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 SCHWERMASCH LIEBKNECHT VEB K filed Critical SCHWERMASCH LIEBKNECHT VEB K
Publication of FR2206390A1 publication Critical patent/FR2206390A1/fr
Application granted granted Critical
Publication of FR2206390B3 publication Critical patent/FR2206390B3/fr
Granted 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
    • C21D9/50—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for welded joints

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)
  • Coating By Spraying Or Casting (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)
FR7340072A 1972-11-13 1973-11-12 Hard-facing valve seats - by depositing a layer of nickel -tungsten hot work tool steel Granted FR2206390A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD16681172A DD100420A1 (enrdf_load_stackoverflow) 1972-11-13 1972-11-13

Publications (2)

Publication Number Publication Date
FR2206390A1 true FR2206390A1 (en) 1974-06-07
FR2206390B3 FR2206390B3 (enrdf_load_stackoverflow) 1976-09-24

Family

ID=5488891

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7340072A Granted FR2206390A1 (en) 1972-11-13 1973-11-12 Hard-facing valve seats - by depositing a layer of nickel -tungsten hot work tool steel

Country Status (3)

Country Link
DD (1) DD100420A1 (enrdf_load_stackoverflow)
DE (1) DE2354932A1 (enrdf_load_stackoverflow)
FR (1) FR2206390A1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2380419A2 (fr) * 1977-02-15 1978-09-08 Dervaux Ets Procede de fabrication d'organes mecaniques tels que des soupapes pour moteurs thermiques

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2380419A2 (fr) * 1977-02-15 1978-09-08 Dervaux Ets Procede de fabrication d'organes mecaniques tels que des soupapes pour moteurs thermiques

Also Published As

Publication number Publication date
DD100420A1 (enrdf_load_stackoverflow) 1973-09-20
DE2354932A1 (de) 1974-05-16
FR2206390B3 (enrdf_load_stackoverflow) 1976-09-24

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Legal Events

Date Code Title Description
ST Notification of lapse