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Structural features of growth of short cracks in a high-strength steel

โœ Scribed by S. I. Kishkina; K. G. Manaeva; N. V. Guk

Publisher
Springer
Year
1992
Tongue
English
Weight
923 KB
Volume
27
Category
Article
ISSN
1573-885X

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โœ J. Lankford ๐Ÿ“‚ Article ๐Ÿ“… 1977 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 661 KB

The micromechanics of crack initiation and early growth in 4340 steel is studied using the SEM, and it is found that growth is discontinuous and transgranular, with the distance between growth steps corresponding to the prior austenite grain size spread. The lowest observed growth rate is approximat