Title:
熱間圧延鋼シートおよび関連製造方法
Document Type and Number:
Japanese Patent JP2014514443
Kind Code:
A
Abstract:
A hot rolled steel sheet with a yield stress greater than 690 MPa and less than or equal to 840 MPa, with strength between 780 MPa and 950 MPa, elongation at failure greater than 10% and a hole expansion ratio (Ac) greater than or equal to 50% is described. Methods for the fabrication of the sheet are also described.
Inventors:
Perlado, Astrid
Amar, Oleri
Florence
Erik, Stanbatsk
Pilar, Jiyan Marc
Hutsani, Fariz de Y
Amar, Oleri
Florence
Erik, Stanbatsk
Pilar, Jiyan Marc
Hutsani, Fariz de Y
Application Number:
JP2014500437A
Publication Date:
June 19, 2014
Filing Date:
March 23, 2012
Export Citation:
Assignee:
Arcelormital Investaygasion y desaroziyo ese ele
International Classes:
C22C38/00; C21D9/46; C22C38/58
Domestic Patent References:
| JP2010024547A | 2010-02-04 | |||
| JP2001226744A | 2001-08-21 | |||
| JP2004307919A | 2004-11-04 |
Foreign References:
| EP1319725A2 | 2003-06-18 | |||
| US6364968B1 | 2002-04-02 |
Attorney, Agent or Firm:
Kawaguchi International Patent Office