Selectarc Co21S
Excellent resistance to thermal and mechanical shock. High temperature strength.
Stellite 21 alloy for cladding Seats and Valves etc. low friction due to high cobalt content
Heat Treatment |
RP0,2 (MPa) |
Rm (MPa) |
A5 (%) |
Hardness |
---|---|---|---|---|
As Welded | 35 HRc |