JPS5433219A - Manufacture of high tensile non-refined structural steel sheet - Google Patents

Manufacture of high tensile non-refined structural steel sheet

Info

Publication number
JPS5433219A
JPS5433219A JP9914177A JP9914177A JPS5433219A JP S5433219 A JPS5433219 A JP S5433219A JP 9914177 A JP9914177 A JP 9914177A JP 9914177 A JP9914177 A JP 9914177A JP S5433219 A JPS5433219 A JP S5433219A
Authority
JP
Japan
Prior art keywords
manufacture
steel sheet
high tensile
structural steel
tensile non
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
JP9914177A
Other languages
Japanese (ja)
Other versions
JPS5822522B2 (en
Inventor
Naokazu Nakano
Tamotsu Hashimoto
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 JP9914177A priority Critical patent/JPS5822522B2/en
Publication of JPS5433219A publication Critical patent/JPS5433219A/en
Publication of JPS5822522B2 publication Critical patent/JPS5822522B2/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
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips

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:To manufacture a high tensile non-refined structural steel sheet having superior toughness at low temp. and causing no separation in a cold toughness test by limiting the temp. and the reduction ratio of each stage in rolling of heated steel.
JP9914177A 1977-08-18 1977-08-18 Manufacturing method for tough, non-tempered high-tensile steel sheets Expired JPS5822522B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9914177A JPS5822522B2 (en) 1977-08-18 1977-08-18 Manufacturing method for tough, non-tempered high-tensile steel sheets

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9914177A JPS5822522B2 (en) 1977-08-18 1977-08-18 Manufacturing method for tough, non-tempered high-tensile steel sheets

Publications (2)

Publication Number Publication Date
JPS5433219A true JPS5433219A (en) 1979-03-10
JPS5822522B2 JPS5822522B2 (en) 1983-05-10

Family

ID=14239417

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9914177A Expired JPS5822522B2 (en) 1977-08-18 1977-08-18 Manufacturing method for tough, non-tempered high-tensile steel sheets

Country Status (1)

Country Link
JP (1) JPS5822522B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0030309A2 (en) * 1979-12-06 1981-06-17 Preussag Stahl Aktiengesellschaft Hot rolled strip or plate of denitrided steel and process for its production

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0030309A2 (en) * 1979-12-06 1981-06-17 Preussag Stahl Aktiengesellschaft Hot rolled strip or plate of denitrided steel and process for its production

Also Published As

Publication number Publication date
JPS5822522B2 (en) 1983-05-10

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