Title:
AUSTENITE STAINLESS STEEL
Document Type and Number:
Japanese Patent JP2015178651
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide an austenite stainless steel capable of suppressing sensitivity of irradiation induction stress corrosion crack generation and increasing strength.SOLUTION: The austenite stainless steel contains 18.0 to 20.0 wt% of Cr, 9.0 to 11.0 wt% of Ni, 0.4 to 1.0 wt% of Ta, 0.03 wt% or less of C, 0.1 wt% or less of Si, 0.005% or less of P and S with the total content of C and N of 0.02 to 0.08 wt% and the balance Fe with inevitable impurities. Such austenite stainless steel can suppress sensitivity of irradiation induction stress corrosion crack generation and increase strength.
Inventors:
ISHIOKA SHINICHI
SHIGENAKA NAOTO
IWANAMI MASARU
KANEDA JUNYA
SHIGENAKA NAOTO
IWANAMI MASARU
KANEDA JUNYA
Application Number:
JP2014055997A
Publication Date:
October 08, 2015
Filing Date:
March 19, 2014
Export Citation:
Assignee:
HITACHI GE NUCLEAR ENERGY LTD
International Classes:
C22C38/00; C22C38/48; G21D1/00
Domestic Patent References:
| JPH01275740A | 1989-11-06 | |||
| JPS63259055A | 1988-10-26 | |||
| JPH09256112A | 1997-09-30 | |||
| JP2014181383A | 2014-09-29 | |||
| JP2014080664A | 2014-05-08 |
Attorney, Agent or Firm:
Polaire Patent Business Corporation