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Effects of Removing and Replacing an 8-MM Charpy Striker on Absorbed Energy Pages: 4 Published: Aug 2006
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View License Agreement Source: STP1476-EB Abstract It has been thought that removing and replacing an in-tolerance 8-mm striker may affect the results of a Charpy test. This thought brought about a requirement in Standard Test Method E23 [1] that states that if a striker is removed and replaced on a Charpy machine, the indirect verification is void and a new verification test must be performed. Groups of NIST SRM 2092 and SRM 2096 specimens were tested on machines with three different striker-mounting designs. The specimens were tested with the striker removed and replaced between groups. The results of these tests support a change in the standard that can make removing and replacing the striker acceptable without performing a new indirect verification test. Keywords: charpy, indirect verification, Izod, striker Paper ID: STP37599S Committee/Subcommittee: E28.07 DOI: 10.1520/STP37599S ASTM International is a member of CrossRef. | ||