Title:
成形性、低温靭性に優れかつ断面成形加工後の耐捻り疲労特性に優れた自動車構造部材用非調質高張力溶接鋼管およびその製造方法
Document Type and Number:
Japanese Patent JP4635708
Kind Code:
B2
Inventors:
Shunsuke Toyota
Yoshikazu Kawabata
Takashi Sakata
Gunji Makio
Akio Sato
Nobuhiko Morioka
Yoshikazu Kawabata
Takashi Sakata
Gunji Makio
Akio Sato
Nobuhiko Morioka
Application Number:
JP2005136534A
Publication Date:
February 23, 2011
Filing Date:
May 09, 2005
Export Citation:
Assignee:
jfe Steel Corporation
International Classes:
C21D8/10; B21C37/08; B21C37/30; C21D7/06; C21D9/08; C21D9/46; C21D9/50; C22C38/00; C22C38/38; C22C38/58
Domestic Patent References:
| JP2000178688A | ||||
| JP2004143499A | ||||
| JP2002097549A | ||||
| JP2003201543A | ||||
| JP2001355035A |
Attorney, Agent or Firm:
Eiichi Kobayashi