Title:
オーステナイト鋼および鋼材
Document Type and Number:
Japanese Patent JP2008525643
Kind Code:
A
Abstract:
High-alloy austenitic stainless steels that are extra resistant to pitting and crevice corrosion in aggressive, chloride-containing solutions have a tendency for macro-segregation of Mo, at solidification of the melt. This problem is solved by a super austenite stainless steel having the following composition, in % by weight: max 0.03 C, max 0.5 Si, max 6 Mn, 28-30 Cr, 21-24 Ni, 4-6% (Mo+W/2), the content of W being max 0.7, 0.5-1.1 N, max 1.0 Cu, balance iron and impurities at normal contents originating from the production of the steel.
Inventors:
Rousif, Hatemi
Lil'yas, pine
Lil'yas, pine
Application Number:
JP2007549323A
Publication Date:
July 17, 2008
Filing Date:
December 28, 2005
Export Citation:
Assignee:
OUTOKUMPU OYJ
International Classes:
C22C38/00; C21D6/00; C21D8/00; C22C38/58; C22C
Domestic Patent References:
| JPH0885820A | 1996-04-02 | |||
| JP2000309857A | 2000-11-07 | |||
| JP2001508589A | 2001-06-26 | |||
| JPH0885820A | 1996-04-02 | |||
| JP2000309857A | 2000-11-07 | |||
| JP2001508589A | 2001-06-26 |
Attorney, Agent or Firm:
Takao Katori