JPS627247B2 - - Google Patents

Info

Publication number
JPS627247B2
JPS627247B2 JP57055649A JP5564982A JPS627247B2 JP S627247 B2 JPS627247 B2 JP S627247B2 JP 57055649 A JP57055649 A JP 57055649A JP 5564982 A JP5564982 A JP 5564982A JP S627247 B2 JPS627247 B2 JP S627247B2
Authority
JP
Japan
Prior art keywords
steel
present
rolling
less
cooling
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.)
Expired
Application number
JP57055649A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58174523A (ja
Inventor
Hiroshi Yada
Giichi Matsumura
Nobuhiko Matsuzu
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 JP5564982A priority Critical patent/JPS58174523A/ja
Priority to US06/481,453 priority patent/US4466842A/en
Priority to FR8305500A priority patent/FR2524493B1/fr
Priority to DE3312257A priority patent/DE3312257A1/de
Publication of JPS58174523A publication Critical patent/JPS58174523A/ja
Publication of JPS627247B2 publication Critical patent/JPS627247B2/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 by deformation combined with, or followed by, heat treatment
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/002—Bainite
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/005—Ferrite
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/008—Martensite

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)
JP5564982A 1982-04-03 1982-04-03 極細粒高強度熱間加工鋼材の製造法 Granted JPS58174523A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP5564982A JPS58174523A (ja) 1982-04-03 1982-04-03 極細粒高強度熱間加工鋼材の製造法
US06/481,453 US4466842A (en) 1982-04-03 1983-04-01 Ferritic steel having ultra-fine grains and a method for producing the same
FR8305500A FR2524493B1 (fr) 1982-04-03 1983-04-05 Acier ferritique a grains ultra-fins et son procede de production
DE3312257A DE3312257A1 (de) 1982-04-03 1983-04-05 Ferritischer stahl mit ultrafeinem korn und verfahren zu dessen herstellung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5564982A JPS58174523A (ja) 1982-04-03 1982-04-03 極細粒高強度熱間加工鋼材の製造法

Publications (2)

Publication Number Publication Date
JPS58174523A JPS58174523A (ja) 1983-10-13
JPS627247B2 true JPS627247B2 (enrdf_load_stackoverflow) 1987-02-16

Family

ID=13004669

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5564982A Granted JPS58174523A (ja) 1982-04-03 1982-04-03 極細粒高強度熱間加工鋼材の製造法

Country Status (1)

Country Link
JP (1) JPS58174523A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006272441A (ja) * 2005-03-30 2006-10-12 Jfe Steel Kk 鋼帯の熱間圧延方法及び熱間圧延ライン
WO2012039270A1 (ja) 2010-09-22 2012-03-29 三菱日立製鉄機械株式会社 熱延鋼帯の冷却装置

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59107023A (ja) * 1982-12-09 1984-06-21 Nippon Steel Corp 極細粒熱延鋼板の製造方法
EP1136575A4 (en) * 1999-08-10 2008-04-23 Jfe Steel Corp PROCESS FOR PRODUCING COLD LAMINATED STEEL STRIPS

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5830938B2 (ja) * 1978-05-01 1983-07-02 川崎製鉄株式会社 高加工度冷間引抜き用高炭素鋼線材の連続熱処理方法
JPS5672127A (en) * 1979-11-17 1981-06-16 Nippon Steel Corp Manufacture of low yield ratio complex structure high tension steel having excellent ductility
JPS582571B2 (ja) * 1979-12-05 1983-01-17 新日本製鐵株式会社 Ｔｉｎ系低降伏比複合組織高張力鋼板の製造方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006272441A (ja) * 2005-03-30 2006-10-12 Jfe Steel Kk 鋼帯の熱間圧延方法及び熱間圧延ライン
WO2012039270A1 (ja) 2010-09-22 2012-03-29 三菱日立製鉄機械株式会社 熱延鋼帯の冷却装置
US9039956B2 (en) 2010-09-22 2015-05-26 Mitsubishi-Hitachi Metals Machinery, Inc. Cooling system for hot-rolled steel strip

Also Published As

Publication number Publication date
JPS58174523A (ja) 1983-10-13

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