JPS5217319A - Production process of hot rolled steel material for working and its tr eatment method - Google Patents

Production process of hot rolled steel material for working and its tr eatment method

Info

Publication number
JPS5217319A
JPS5217319A JP7967175A JP7967175A JPS5217319A JP S5217319 A JPS5217319 A JP S5217319A JP 7967175 A JP7967175 A JP 7967175A JP 7967175 A JP7967175 A JP 7967175A JP S5217319 A JPS5217319 A JP S5217319A
Authority
JP
Japan
Prior art keywords
working
steel material
rolled steel
hot rolled
eatment
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
JP7967175A
Other languages
Japanese (ja)
Other versions
JPS6012409B2 (en
Inventor
Hiroshi Takechi
Takeshi Kono
Kazuo 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.)
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 JP7967175A priority Critical patent/JPS6012409B2/en
Publication of JPS5217319A publication Critical patent/JPS5217319A/en
Publication of JPS6012409B2 publication Critical patent/JPS6012409B2/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
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment

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)

Abstract

PURPOSE:Development of hot rolled steel material for working which is soft at working, has excellent workability and weldability, and raises remarkably the strength by heating to a temperature range under A1 -point after the working.
JP7967175A 1975-06-26 1975-06-26 Method for manufacturing hot-rolled steel for processing with excellent cold workability and age hardening properties after cold working Expired JPS6012409B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7967175A JPS6012409B2 (en) 1975-06-26 1975-06-26 Method for manufacturing hot-rolled steel for processing with excellent cold workability and age hardening properties after cold working

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7967175A JPS6012409B2 (en) 1975-06-26 1975-06-26 Method for manufacturing hot-rolled steel for processing with excellent cold workability and age hardening properties after cold working

Publications (2)

Publication Number Publication Date
JPS5217319A true JPS5217319A (en) 1977-02-09
JPS6012409B2 JPS6012409B2 (en) 1985-04-01

Family

ID=13696636

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7967175A Expired JPS6012409B2 (en) 1975-06-26 1975-06-26 Method for manufacturing hot-rolled steel for processing with excellent cold workability and age hardening properties after cold working

Country Status (1)

Country Link
JP (1) JPS6012409B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62180013A (en) * 1986-02-04 1987-08-07 Nippon Kokan Kk <Nkk> Manufacture of nontemper high tension steel plate having low welding crack susceptibility
JPH028349A (en) * 1988-06-28 1990-01-11 Kawasaki Steel Corp High tensile hot rolled steel strip having excellent cold workability and weldability and having >=55kgf/mm2 tensile strength

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62180013A (en) * 1986-02-04 1987-08-07 Nippon Kokan Kk <Nkk> Manufacture of nontemper high tension steel plate having low welding crack susceptibility
JPH028349A (en) * 1988-06-28 1990-01-11 Kawasaki Steel Corp High tensile hot rolled steel strip having excellent cold workability and weldability and having >=55kgf/mm2 tensile strength

Also Published As

Publication number Publication date
JPS6012409B2 (en) 1985-04-01

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