US 11,718,897 B2
Precipitation hardenable cobalt-nickel base superalloy and article made therefrom
Stephane Forsik, Reading, PA (US); Alberto Polar-Rosas, Reading, PA (US); Tao Wang, Reading, PA (US); Samuel Kernion, Lancaster, PA (US); Mario Epler, Denver, PA (US); and Ning Zhou, Sinking Spring, PA (US)
Assigned to CRS HOLDINGS, LLC, Wilmington, DE (US)
Filed by CRS HOLDINGS, LLC, Wilmington, DE (US)
Filed on Apr. 6, 2022, as Appl. No. 17/714,518.
Application 17/714,518 is a continuation of application No. 15/958,454, filed on Apr. 20, 2018, abandoned.
Claims priority of provisional application 62/488,294, filed on Apr. 21, 2017.
Prior Publication US 2022/0380867 A1, Dec. 1, 2022
Int. Cl. C22C 19/07 (2006.01); C22C 30/00 (2006.01); C22C 19/05 (2006.01)
CPC C22C 19/07 (2013.01) [C22C 19/056 (2013.01); C22C 19/057 (2013.01); C22C 30/00 (2013.01)] 5 Claims
OG exemplary drawing
 
1. A precipitation hardenable, cobalt-nickel base superalloy consisting essentially of, in weight percent:
 
 
 C 0.01-0.1
 
 Cr 8-15.00
 
 Ni 34.00-41.00
 
 W 3.00 to 12.00
 
 Ti 0.50 to 2.00
 
 Al 3.00-5.00
 
 Nb up to 2.0
 
 Ta up to 5.0
 
 Hf up to 0.5
 
 Zr up to 1.0
 
 B up to 0.1
 
 Mo up to 2.0
 
 Si up to 1.0
 
the balance being cobalt and impurities.