Invention Grant
- Patent Title: Lean austenitic stainless steel
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Application No.: US15427667Application Date: 2017-02-08
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Publication No.: US10370748B2Publication Date: 2019-08-06
- Inventor: David S. Bergstrom , James M. Rakowski , Charles P. Stinner , John J. Dunn , John F. Grubb
- Applicant: ATI Properties LLC
- Applicant Address: US OR Albany
- Assignee: ATI PROPERTIES LLC
- Current Assignee: ATI PROPERTIES LLC
- Current Assignee Address: US OR Albany
- Agency: K&L Gates LLP
- Agent Robert J. Toth
- Main IPC: C22C38/58
- IPC: C22C38/58 ; C22C38/54 ; C22C38/52 ; C22C38/44 ; C22C38/42 ; C22C38/22 ; C22C38/30 ; C22C38/32 ; C22C38/34 ; C22C38/38 ; C22C38/00 ; C22C38/02

Abstract:
An austenitic stainless steel having low nickel and molybdenum and exhibiting comparable corrosion resistance and formability properties to higher nickel and molybdenum alloys comprises, in weight %, up to 0.20 C, 2.0-9.0 Mn, up to 2.0 Si, 16.0-23.0 Cr, 1.0-5.0 Ni, up to 3.0 Mo, up to 3.0 Cu, 0.1-0.35 N, up to 4.0 W, up to 0.01 B, up to 1.0 Co, iron and impurities, the steel having a ferrite number of less than 10 and a MD30 value of less than 20° C.
Public/Granted literature
- US20170145548A1 LEAN AUSTENITIC STAINLESS STEEL Public/Granted day:2017-05-25
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