JPH0472886B2 - - Google Patents

Info

Publication number
JPH0472886B2
JPH0472886B2 JP61038885A JP3888586A JPH0472886B2 JP H0472886 B2 JPH0472886 B2 JP H0472886B2 JP 61038885 A JP61038885 A JP 61038885A JP 3888586 A JP3888586 A JP 3888586A JP H0472886 B2 JPH0472886 B2 JP H0472886B2
Authority
JP
Japan
Prior art keywords
steel
less
hot forging
cooling rate
toughness
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 - Lifetime
Application number
JP61038885A
Other languages
English (en)
Japanese (ja)
Other versions
JPS62196359A (ja
Inventor
Kenji Aihara
Kazuhiko Nishida
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 JP3888586A priority Critical patent/JPS62196359A/ja
Publication of JPS62196359A publication Critical patent/JPS62196359A/ja
Publication of JPH0472886B2 publication Critical patent/JPH0472886B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Heat Treatment Of Steel (AREA)
JP3888586A 1986-02-24 1986-02-24 熱間鍛造用非調質鋼の製造方法 Granted JPS62196359A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3888586A JPS62196359A (ja) 1986-02-24 1986-02-24 熱間鍛造用非調質鋼の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3888586A JPS62196359A (ja) 1986-02-24 1986-02-24 熱間鍛造用非調質鋼の製造方法

Publications (2)

Publication Number Publication Date
JPS62196359A JPS62196359A (ja) 1987-08-29
JPH0472886B2 true JPH0472886B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-11-19

Family

ID=12537663

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3888586A Granted JPS62196359A (ja) 1986-02-24 1986-02-24 熱間鍛造用非調質鋼の製造方法

Country Status (1)

Country Link
JP (1) JPS62196359A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0762203B2 (ja) * 1988-02-03 1995-07-05 新日本製鐵株式会社 高強度高靭性熱間鍜造非調質鋼
JP2743116B2 (ja) * 1990-07-27 1998-04-22 愛知製鋼 株式会社 熱間鍛造用非調質鋼
US5922145A (en) * 1996-11-25 1999-07-13 Sumitomo Metal Industries, Ltd. Steel products excellent in machinability and machined steel parts
JP3671688B2 (ja) * 1998-08-28 2005-07-13 株式会社神戸製鋼所 破断分断性に優れた破断分割型コンロッド用熱間鍛造用非調質鋼
US8715428B2 (en) * 2008-02-26 2014-05-06 Nippon Steel & Sumitomo Metal Corporation Hot-forging micro-alloyed steel and hot-rolled steel excellent in fracture-splitability and machinability, and component made of hot-forged microalloyed steel
JP6055400B2 (ja) * 2013-12-26 2016-12-27 株式会社神戸製鋼所 鋼材およびその製造方法
KR101998971B1 (ko) * 2017-11-21 2019-07-10 현대제철 주식회사 비조질강 및 그 제조방법

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5524953A (en) * 1978-08-11 1980-02-22 Daido Steel Co Ltd Not thermally refined high strength steel
JPS5719324A (en) * 1980-05-30 1982-02-01 Nippon Steel Corp Production of steel for machine structural use for forging having fine structure at high temperature
JPS57200541A (en) * 1981-06-04 1982-12-08 Nippon Steel Corp Forged direct tempering steel excellent in tenacity
JPS6274055A (ja) * 1985-09-27 1987-04-04 Kobe Steel Ltd 熱間鍛造用高靭性非調質鋼

Also Published As

Publication number Publication date
JPS62196359A (ja) 1987-08-29

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term