418 GREEK ASCOLOY STAINLESS STEEL BAR

Stainless 418 (Greek Ascoloy®) is a chromium-nickel-tungsten martensitic alloy for services up to 1200 °F. 418 is a deep hardening grade used for application where high resistance to tempering and stress-corrosion cracking are needed. Stainless 418 can be found in discs in turbine engines, jet engine parts and turbine diffuser components.

UNS:	S41800
Specifications:	AMS 5616

Composition (Nominal)

C-        0.15/0.20

Mn-    0.50

Si-       0.50

P-        0.03

S-        0.03

Cr-    12.00/14.00

Ni-    1.80/2.20

Mo-  0.50

W-   2.50/3.50

Bal.  Fe