JPS5842725A - 加工性のすぐれた高強度熱延鋼板の製造法 - Google Patents

加工性のすぐれた高強度熱延鋼板の製造法

Info

Publication number
JPS5842725A
JPS5842725A JP14008381A JP14008381A JPS5842725A JP S5842725 A JPS5842725 A JP S5842725A JP 14008381 A JP14008381 A JP 14008381A JP 14008381 A JP14008381 A JP 14008381A JP S5842725 A JPS5842725 A JP S5842725A
Authority
JP
Japan
Prior art keywords
bainite
steel
contg
hot rolled
steel 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.)
Granted
Application number
JP14008381A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0248608B2 (2
Inventor
Masatoshi Sudo
正俊 須藤
Shunichi Hashimoto
俊一 橋本
Akifumi Kanbe
神戸　章史
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 JP14008381A priority Critical patent/JPS5842725A/ja
Publication of JPS5842725A publication Critical patent/JPS5842725A/ja
Publication of JPH0248608B2 publication Critical patent/JPH0248608B2/ja
Granted 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys 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)
  • Heat Treatment Of Sheet Steel (AREA)
  • Heat Treatment Of Articles (AREA)
JP14008381A 1981-09-04 1981-09-04 加工性のすぐれた高強度熱延鋼板の製造法 Granted JPS5842725A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14008381A JPS5842725A (ja) 1981-09-04 1981-09-04 加工性のすぐれた高強度熱延鋼板の製造法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14008381A JPS5842725A (ja) 1981-09-04 1981-09-04 加工性のすぐれた高強度熱延鋼板の製造法

Publications (2)

Publication Number Publication Date
JPS5842725A true JPS5842725A (ja) 1983-03-12
JPH0248608B2 JPH0248608B2 (2) 1990-10-25

Family

ID=15260559

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14008381A Granted JPS5842725A (ja) 1981-09-04 1981-09-04 加工性のすぐれた高強度熱延鋼板の製造法

Country Status (1)

Country Link
JP (1) JPS5842725A (2)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6091910A (ja) * 1983-10-24 1985-05-23 株式会社クボタ 刈取収穫機
JPS60181231A (ja) * 1984-02-29 1985-09-14 Nippon Steel Corp 伸びフランジ性に優れた高張力熱延鋼板の製造方法
JPS60184628A (ja) * 1984-02-29 1985-09-20 Nippon Steel Corp 加工性に優れた高張力熱延鋼板の製造方法
JPS60184630A (ja) * 1984-02-29 1985-09-20 Nippon Steel Corp 加工性に優れた高張力熱延鋼板の製造方法
JPS6173829A (ja) * 1984-09-17 1986-04-16 Nippon Steel Corp 超微細組織よりなる高張力鋼の製造方法
JPS6293004A (ja) * 1985-10-18 1987-04-28 Kobe Steel Ltd 高強度熱延鋼板の製造法
JPS62202048A (ja) * 1985-11-26 1987-09-05 Kobe Steel Ltd 高強度熱間圧延鋼板及びその製造法
JPH028349A (ja) * 1988-06-28 1990-01-11 Kawasaki Steel Corp 冷間加工性および溶接性に優れた引張り強さが５５Ｋｇｆ／ｍｍ↑２以上の高張力熱延鋼帯
US5948183A (en) * 1995-03-23 1999-09-07 Kawasaki Steel Corporation Hot-rolled steel sheet and method for forming hot-rolled steel sheet having low yield ratio, high strength and excellent toughness
WO2024061729A1 (de) * 2022-09-22 2024-03-28 Thyssenkrupp Steel Europe Ag Verfahren zur herstellung eines warmgewalzten stahlflachprodukts zum einsatz in der rohrfertigung

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5562121A (en) * 1978-10-30 1980-05-10 Nippon Steel Corp Preparation of low yield ratio high tension hot rolled steel sheet excellent in ductility
JPS5760053A (en) * 1980-09-29 1982-04-10 Nippon Kokan Kk <Nkk> High-tensile hot-rolled steel plate with superior workability and its manufacture

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5562121A (en) * 1978-10-30 1980-05-10 Nippon Steel Corp Preparation of low yield ratio high tension hot rolled steel sheet excellent in ductility
JPS5760053A (en) * 1980-09-29 1982-04-10 Nippon Kokan Kk <Nkk> High-tensile hot-rolled steel plate with superior workability and its manufacture

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6091910A (ja) * 1983-10-24 1985-05-23 株式会社クボタ 刈取収穫機
JPS60181231A (ja) * 1984-02-29 1985-09-14 Nippon Steel Corp 伸びフランジ性に優れた高張力熱延鋼板の製造方法
JPS60184628A (ja) * 1984-02-29 1985-09-20 Nippon Steel Corp 加工性に優れた高張力熱延鋼板の製造方法
JPS60184630A (ja) * 1984-02-29 1985-09-20 Nippon Steel Corp 加工性に優れた高張力熱延鋼板の製造方法
JPS6173829A (ja) * 1984-09-17 1986-04-16 Nippon Steel Corp 超微細組織よりなる高張力鋼の製造方法
JPS6293004A (ja) * 1985-10-18 1987-04-28 Kobe Steel Ltd 高強度熱延鋼板の製造法
JPS62202048A (ja) * 1985-11-26 1987-09-05 Kobe Steel Ltd 高強度熱間圧延鋼板及びその製造法
JPH028349A (ja) * 1988-06-28 1990-01-11 Kawasaki Steel Corp 冷間加工性および溶接性に優れた引張り強さが５５Ｋｇｆ／ｍｍ↑２以上の高張力熱延鋼帯
US5948183A (en) * 1995-03-23 1999-09-07 Kawasaki Steel Corporation Hot-rolled steel sheet and method for forming hot-rolled steel sheet having low yield ratio, high strength and excellent toughness
WO2024061729A1 (de) * 2022-09-22 2024-03-28 Thyssenkrupp Steel Europe Ag Verfahren zur herstellung eines warmgewalzten stahlflachprodukts zum einsatz in der rohrfertigung

Also Published As

Publication number Publication date
JPH0248608B2 (2) 1990-10-25

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