MATERIALS TRANSACTIONS
Online ISSN : 1347-5320
Print ISSN : 1345-9678
ISSN-L : 1345-9678
Effect of Specimen Size on Toughness Evaluation by Charpy Test
Tetsuya AndoNorifumi ItoWataru InagakiNaofumi Nakazato
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2019 Volume 60 Issue 6 Pages 865-867

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Abstract

Herein we present an experimental investigation on the toughness evaluation method for the samples of copper and aluminum, which are generally employed as electronic equipment parts, through the miniaturized version of the Charpy impact test. Overall, the resulting high reproducibility of the absorbed energy values informed by the miniaturized Charpy impact test can be witnessed; moreover, it is possible to compare the values given by the Japanese industrial standard (JIS) Charpy impact test to those given by the miniaturized Charpy impact test and correction factors were calculated accordingly.

Unit absorbed energy values of C1020 and A1050 samples for both miniaturized and JIS-sized Charpy impact tests. Fullsize Image
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© 2019 The Japan Institute of Metals and Materials
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