Equivalent to a European Nitriding Grade

[Carburize]

What is the US equivalent to 31CrMoV9 nitriding steel.
C 0.31
Cr 2.50
Mo 0.20
V 0.15

 

[Goahead]

Hi,
there is not an exact american equivalent with the same chemical composition.
Depending on your needs you could select an american nitriding steel with a different composition.
If that suits you, the following are available:
AMS 6470 (aka 135 Mod.) UNS = K25065 or
AMS 6471.
Bye,

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