JPS5247512A - Production process of high tensile cold rolled steel sheet having litt le surface anisotropy - Google Patents

Production process of high tensile cold rolled steel sheet having litt le surface anisotropy

Info

Publication number
JPS5247512A
JPS5247512A JP12291075A JP12291075A JPS5247512A JP S5247512 A JPS5247512 A JP S5247512A JP 12291075 A JP12291075 A JP 12291075A JP 12291075 A JP12291075 A JP 12291075A JP S5247512 A JPS5247512 A JP S5247512A
Authority
JP
Japan
Prior art keywords
steel sheet
rolled steel
high tensile
cold rolled
litt
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
JP12291075A
Other languages
Japanese (ja)
Other versions
JPS573732B2 (en
Inventor
Kazuo Matsufuji
Koichi Osawa
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.)
JFE Engineering Corp
Original Assignee
NKK Corp
Nippon Kokan 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 NKK Corp, Nippon Kokan Ltd filed Critical NKK Corp
Priority to JP12291075A priority Critical patent/JPS5247512A/en
Publication of JPS5247512A publication Critical patent/JPS5247512A/en
Publication of JPS573732B2 publication Critical patent/JPS573732B2/ja
Granted legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing

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 Steel (AREA)
  • Heat Treatment Of Sheet Steel (AREA)

Abstract

PURPOSE:Producing high tensile cold rolled steel sheet having little surface anisotropy, by adding one or two kinds of Nb and Ti, and controlling the finishing temperature of hot rolling and the winding temperature.
JP12291075A 1975-10-14 1975-10-14 Production process of high tensile cold rolled steel sheet having litt le surface anisotropy Granted JPS5247512A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12291075A JPS5247512A (en) 1975-10-14 1975-10-14 Production process of high tensile cold rolled steel sheet having litt le surface anisotropy

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12291075A JPS5247512A (en) 1975-10-14 1975-10-14 Production process of high tensile cold rolled steel sheet having litt le surface anisotropy

Publications (2)

Publication Number Publication Date
JPS5247512A true JPS5247512A (en) 1977-04-15
JPS573732B2 JPS573732B2 (en) 1982-01-22

Family

ID=14847626

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12291075A Granted JPS5247512A (en) 1975-10-14 1975-10-14 Production process of high tensile cold rolled steel sheet having litt le surface anisotropy

Country Status (1)

Country Link
JP (1) JPS5247512A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61264159A (en) * 1985-05-13 1986-11-22 Kobe Steel Ltd High-strength hot-rolled steel sheet of 55kgf/mm2 level for direct current butt welding
JPS61264160A (en) * 1985-05-13 1986-11-22 Kobe Steel Ltd High-strength hot-rolled steel sheet of 60kgf/mm2 level for direct current butt welding
JPH03202421A (en) * 1989-12-29 1991-09-04 Kobe Steel Ltd Production of cold-rolled steel sheet having high ductility and high strength and reduced in anisotropy
WO2001055466A1 (en) * 2000-01-27 2001-08-02 Nkk Corporation High carbon steel sheet and method for production thereof
CN100419108C (en) * 2006-07-31 2008-09-17 武汉钢铁(集团)公司 Production method of 250 MPa grade cold rolled magnetic pole steel

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51107218A (en) * 1975-03-19 1976-09-22 Nippon Kokan Kk Buruuinguoshojinai kochoryokureienkohanno seizohoho

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51107218A (en) * 1975-03-19 1976-09-22 Nippon Kokan Kk Buruuinguoshojinai kochoryokureienkohanno seizohoho

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61264159A (en) * 1985-05-13 1986-11-22 Kobe Steel Ltd High-strength hot-rolled steel sheet of 55kgf/mm2 level for direct current butt welding
JPS61264160A (en) * 1985-05-13 1986-11-22 Kobe Steel Ltd High-strength hot-rolled steel sheet of 60kgf/mm2 level for direct current butt welding
JPH0581658B2 (en) * 1985-05-13 1993-11-15 Kobe Steel Ltd
JPH03202421A (en) * 1989-12-29 1991-09-04 Kobe Steel Ltd Production of cold-rolled steel sheet having high ductility and high strength and reduced in anisotropy
WO2001055466A1 (en) * 2000-01-27 2001-08-02 Nkk Corporation High carbon steel sheet and method for production thereof
US6652671B2 (en) 2000-01-27 2003-11-25 Nkk Corporation High carbon steel sheet
US7147730B2 (en) 2000-01-27 2006-12-12 Jfe Steel Corporation High carbon steel and production method thereof
CN100419108C (en) * 2006-07-31 2008-09-17 武汉钢铁(集团)公司 Production method of 250 MPa grade cold rolled magnetic pole steel

Also Published As

Publication number Publication date
JPS573732B2 (en) 1982-01-22

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