JPS5325216A - Graphitizing preventing method in annealing of steel plate - Google Patents

Graphitizing preventing method in annealing of steel plate

Info

Publication number
JPS5325216A
JPS5325216A JP9982176A JP9982176A JPS5325216A JP S5325216 A JPS5325216 A JP S5325216A JP 9982176 A JP9982176 A JP 9982176A JP 9982176 A JP9982176 A JP 9982176A JP S5325216 A JPS5325216 A JP S5325216A
Authority
JP
Japan
Prior art keywords
steel plate
annealing
graphitizing
preventing method
plate
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
JP9982176A
Other languages
Japanese (ja)
Inventor
Yoji Kawatani
Mitsuo Tomonaga
Shinji Koyama
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.)
Kobe Steel Ltd
Original Assignee
Kobe Steel Ltd
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 Kobe Steel Ltd filed Critical Kobe Steel Ltd
Priority to JP9982176A priority Critical patent/JPS5325216A/en
Publication of JPS5325216A publication Critical patent/JPS5325216A/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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/68—Temporary coatings or embedding materials applied before or during heat treatment
    • C21D1/70—Temporary coatings or embedding materials applied before or during heat treatment while heating or quenching

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)

Abstract

PURPOSE:To reliably prevent graphitizing of a cold rolled steel plate in recrystallization annealing of the plate by forming a uniform water film on the surface of the steel plate before annealing.
JP9982176A 1976-08-20 1976-08-20 Graphitizing preventing method in annealing of steel plate Pending JPS5325216A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9982176A JPS5325216A (en) 1976-08-20 1976-08-20 Graphitizing preventing method in annealing of steel plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9982176A JPS5325216A (en) 1976-08-20 1976-08-20 Graphitizing preventing method in annealing of steel plate

Publications (1)

Publication Number Publication Date
JPS5325216A true JPS5325216A (en) 1978-03-08

Family

ID=14257484

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9982176A Pending JPS5325216A (en) 1976-08-20 1976-08-20 Graphitizing preventing method in annealing of steel plate

Country Status (1)

Country Link
JP (1) JPS5325216A (en)

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