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ASTM E561-20

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Standard Test Method for <emph type="bdit">KR</emph> Curve Determination
standard by ASTM International, 06/15/2020

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Description

1.1 This test method covers the determination of the resistance to fracture of metallic materials under Mode I loading at static rates using either of the following notched and precracked specimens: the middle-cracked tension M(T) specimen or the compact tension C(T) specimen. A KR curve is a continuous record of toughness development (resistance to crack extension) in terms of KR plotted against crack extension in the specimen as a crack is driven under an increasing stress intensity factor, K. (1)2

Product Details

Published:
06/15/2020
Number of Pages:
17
File Size:
1 file , 460 KB
Redline File Size:
2 files , 980 KB