ASTM International’s committee on steel, stainless steel and related alloys (A01) is developing a proposed standard that will present a fast-screening framework for verifying the alloys in stainless-steel products.
According to ASTM International member David O’Donnell, portable positive material identification (PMI) devices have become a reliable alternative to more costly methods of determining metal or alloy mixes. Testing per the proposed standard (WK69255) can happen after a piece has been fabricated or at other points in the manufacturing process.
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