JPS5337507A - Preventing method for coloring of cold rolled high tensile steel sheet - Google Patents

Preventing method for coloring of cold rolled high tensile steel sheet

Info

Publication number
JPS5337507A
JPS5337507A JP11333276A JP11333276A JPS5337507A JP S5337507 A JPS5337507 A JP S5337507A JP 11333276 A JP11333276 A JP 11333276A JP 11333276 A JP11333276 A JP 11333276A JP S5337507 A JPS5337507 A JP S5337507A
Authority
JP
Japan
Prior art keywords
steel sheet
high tensile
cold rolled
coloring
tensile steel
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
JP11333276A
Other languages
Japanese (ja)
Inventor
Atsushi Honjo
Noriyuki Kimiwada
Tomoyoshi Oguchi
Hideo Okuda
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
Sumitomo Metal Industries 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 Sumitomo Metal Industries Ltd filed Critical Sumitomo Metal Industries Ltd
Priority to JP11333276A priority Critical patent/JPS5337507A/en
Publication of JPS5337507A publication Critical patent/JPS5337507A/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
    • C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material

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 prevent the steel coloring due to selective oxidation of the added alloying element by forming the oxidized film with the atmospheric heating before the annealing in reducing atmosphere in the cold rolled high tensile steel sheet annealing.
JP11333276A 1976-09-21 1976-09-21 Preventing method for coloring of cold rolled high tensile steel sheet Pending JPS5337507A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11333276A JPS5337507A (en) 1976-09-21 1976-09-21 Preventing method for coloring of cold rolled high tensile steel sheet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11333276A JPS5337507A (en) 1976-09-21 1976-09-21 Preventing method for coloring of cold rolled high tensile steel sheet

Publications (1)

Publication Number Publication Date
JPS5337507A true JPS5337507A (en) 1978-04-06

Family

ID=14609548

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11333276A Pending JPS5337507A (en) 1976-09-21 1976-09-21 Preventing method for coloring of cold rolled high tensile steel sheet

Country Status (1)

Country Link
JP (1) JPS5337507A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5620125A (en) * 1979-07-30 1981-02-25 Kawasaki Steel Corp Annealing method for cold rolled steel sheet
US5137586A (en) * 1991-01-02 1992-08-11 Klink James H Method for continuous annealing of metal strips
JP2010043308A (en) * 2008-08-11 2010-02-25 Jfe Steel Corp Manufacturing method of cold-rolled steel plate, and cold-rolled steel plate

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5620125A (en) * 1979-07-30 1981-02-25 Kawasaki Steel Corp Annealing method for cold rolled steel sheet
JPS5811491B2 (en) * 1979-07-30 1983-03-03 川崎製鉄株式会社 Coil disassembly management method during tight coil annealing of cold rolled steel sheets
US5137586A (en) * 1991-01-02 1992-08-11 Klink James H Method for continuous annealing of metal strips
JP2010043308A (en) * 2008-08-11 2010-02-25 Jfe Steel Corp Manufacturing method of cold-rolled steel plate, and cold-rolled steel plate

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