Title:
電縫溶接部の成形性、低温靭性および耐疲労特性に優れた電縫鋼管の製造方法
Document Type and Number:
Japanese Patent JP5849438
Kind Code:
B2
Inventors:
Shunsuke Toyota
Okabe Nochi
Kimura
Gunji Makio
Yoshikazu Kawabata
Tatsuo Koide
Iwasakizaki Kenichi
Okabe Nochi
Kimura
Gunji Makio
Yoshikazu Kawabata
Tatsuo Koide
Iwasakizaki Kenichi
Application Number:
JP2011120609A
Publication Date:
January 27, 2016
Filing Date:
May 30, 2011
Export Citation:
Assignee:
jfe Steel Corporation
International Classes:
C21D8/10; B21C37/08; B23K13/00; B23K13/02; C22C38/00; C22C38/06; C22C38/58
Domestic Patent References:
| JP2000119754A | ||||
| JP2000109949A | ||||
| JP2005002385A | ||||
| JP7024940B2 | ||||
| JP2006175514A | ||||
| JP2009242858A | ||||
| JP2011067833A | ||||
| JP1294845A | ||||
| JP7018377A |
Attorney, Agent or Firm:
Kenichiro Ochiai
Eiichi Kobayashi
Eiichi Kobayashi