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Material: S-2 (Mod #4)
- Thread starter SMetcalf
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Something related to modification in alloy composition? Hardening specification/method? I am guessing though. Search in ASTM A681 doesn't tell anything.
Perhaps the context of specification and/or application of material use may give you the hint required.
Perhaps the context of specification and/or application of material use may give you the hint required.
blacksmith37
Materials
It is a shock resistant tool steel which has S-2 and S-4 grades. My guess is that it is a proprietary modification ( which may be a minor change).
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