JPS526328A - Method for preventing burning at stress relieving annealing of noncoat ing electrical steel sheet - Google Patents

Method for preventing burning at stress relieving annealing of noncoat ing electrical steel sheet

Info

Publication number
JPS526328A
JPS526328A JP8190175A JP8190175A JPS526328A JP S526328 A JPS526328 A JP S526328A JP 8190175 A JP8190175 A JP 8190175A JP 8190175 A JP8190175 A JP 8190175A JP S526328 A JPS526328 A JP S526328A
Authority
JP
Japan
Prior art keywords
noncoat
stress relieving
steel sheet
electrical steel
preventing burning
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.)
Pending
Application number
JP8190175A
Other languages
Japanese (ja)
Inventor
Motoharu Nakamura
Toru Sakamoto
Mitsuoki Furukawa
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.)
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
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 Nippon Steel Corp filed Critical Nippon Steel Corp
Priority to JP8190175A priority Critical patent/JPS526328A/en
Publication of JPS526328A publication Critical patent/JPS526328A/en
Pending 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
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals

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 Sheet Steel (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)

Abstract

PURPOSE:The above-mentioned method for preventing burning at stress relieving annealing by applying a punching oil containing corpuscular oxides at the punching.
JP8190175A 1975-07-04 1975-07-04 Method for preventing burning at stress relieving annealing of noncoat ing electrical steel sheet Pending JPS526328A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8190175A JPS526328A (en) 1975-07-04 1975-07-04 Method for preventing burning at stress relieving annealing of noncoat ing electrical steel sheet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8190175A JPS526328A (en) 1975-07-04 1975-07-04 Method for preventing burning at stress relieving annealing of noncoat ing electrical steel sheet

Publications (1)

Publication Number Publication Date
JPS526328A true JPS526328A (en) 1977-01-18

Family

ID=13759332

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8190175A Pending JPS526328A (en) 1975-07-04 1975-07-04 Method for preventing burning at stress relieving annealing of noncoat ing electrical steel sheet

Country Status (1)

Country Link
JP (1) JPS526328A (en)

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