Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
The alloy and article of an iron alloy which heat-machinery-process and are related
Document Type and Number:
Japanese Patent JP6113111
Kind Code:
B2
Abstract:
A thermal mechanical treatment method includes hot working a precipitation hardening martensitic stainless steel, quenching the stainless steel, and aging the stainless steel. According to certain embodiments, the thermal mechanical treatment does not include solution heat treating the stainless steel prior to aging or cryogenically cooling the stainless steel. An article includes a precipitation hardening martensitic stainless steel having a process history that includes hot working the stainless steel, quenching the stainless steel, and aging the stainless steel. According to certain embodiments, the process history does not include solution heat treating the stainless steel prior to aging or cryogenically cooling the stainless steel.

Inventors:
Khao, Way-D
McDevitt, Erin Tea
Application Number:
JP2014098496A
Publication Date:
April 12, 2017
Filing Date:
May 12, 2014
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
81 Properties LLC
International Classes:
C21D8/00
Domestic Patent References:
JP2007514057A
JP5976317B2
JP2001192780A
JP64073018A
JP2000303118A
JP2000192196A
JP2006183139A
JP3277745A
JP2003514990A
JP2008525637A
Attorney, Agent or Firm:
Shinjiro Ono
Yasushi Kobayashi
Shigeo Takeuchi
Osamu Yamamoto
Hiroaki Noya