CA963097A - Two-stage process for surface hardening workpieces of ferrous and steel alloys - Google Patents

Two-stage process for surface hardening workpieces of ferrous and steel alloys

Info

Publication number
CA963097A
CA963097A CA157,273A CA157273A CA963097A CA 963097 A CA963097 A CA 963097A CA 157273 A CA157273 A CA 157273A CA 963097 A CA963097 A CA 963097A
Authority
CA
Canada
Prior art keywords
ferrous
stage process
surface hardening
steel alloys
hardening workpieces
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
CA157,273A
Other languages
English (en)
Other versions
CA157273S (en
Inventor
Karl Swoboda
Alfred Kulmburg
Rupert Bloch
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.)
Gebrueder Boehler and Co AG
Original Assignee
Gebrueder Boehler and Co 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
Priority claimed from AT1007371A external-priority patent/AT322599B/de
Application filed by Gebrueder Boehler and Co AG filed Critical Gebrueder Boehler and Co AG
Application granted granted Critical
Publication of CA963097A publication Critical patent/CA963097A/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
    • C21D1/06—Surface hardening
    • C21D1/09—Surface hardening by direct application of electrical or wave energy; by particle radiation

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)
CA157,273A 1971-11-23 1972-11-23 Two-stage process for surface hardening workpieces of ferrous and steel alloys Expired CA963097A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT1007371A AT322599B (de) 1970-09-21 1971-11-23 Verfahren zur zweistufigen oberflächenhärtung von werkstücken aus eisen- und stahllegierungen

Publications (1)

Publication Number Publication Date
CA963097A true CA963097A (en) 1975-02-18

Family

ID=3619673

Family Applications (1)

Application Number Title Priority Date Filing Date
CA157,273A Expired CA963097A (en) 1971-11-23 1972-11-23 Two-stage process for surface hardening workpieces of ferrous and steel alloys

Country Status (9)

Country Link
JP (1) JPS4844110A (de)
CA (1) CA963097A (de)
DD (1) DD100284A6 (de)
FI (1) FI53984C (de)
IT (1) IT1045672B (de)
NL (1) NL7214494A (de)
NO (1) NO133763C (de)
SE (1) SE401934B (de)
ZA (1) ZA727335B (de)

Also Published As

Publication number Publication date
NL7214494A (de) 1973-05-25
DD100284A6 (de) 1973-09-12
NO133763C (de) 1976-06-23
NO133763B (de) 1976-03-15
IT1045672B (it) 1980-06-10
JPS4844110A (de) 1973-06-25
SE401934B (sv) 1978-06-05
ZA727335B (en) 1973-06-27
FI53984C (fi) 1978-09-11
FI53984B (fi) 1978-05-31

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