Sample Sizes
According to ASTM A370, the standard specimen size for Charpy impact testing is 10mm×10mm×55mm. Subsize specimen sizes are: 10mm×7.5mm×55mm, 10mm×6.7mm×55mm, 10mm×5mm×55mm, 10mm×3.3mm×55mm, 10mm×2.5mm×55mm. Details of specimens as per ASTM A370 (Standard Test Method and Definitions for Mechanical Testing of Steel Products).
According to EN 10045-1, standard specimen sizes are 10mmx10mmx55mm. Subsize specimens are: 10mmx7.5mmx55mm and 10mmx5mmx55mm.
According to ISO 148, standard specimen sizes are 10mmx10mmx55mm. Subsize specimens are: 10mmx7.5mmx55mm, 10mmx5mmx55mm and 10mmx2.5mmx55mm.
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