State Key Lab for Advanced Metal Materials, USTB, Beijing 100083, China
中文摘要
The plastic zone at the tip of the flaw (including acute cark and common notch) was investigated. For the notch specimen, a formula of toughness KCR was proposed, and its physical meaning was emphasized.Two modes of brittle fracture was identified and the evaluating criterion was established.
The plastic zone at the tip of the flaw (including acute cark and common notch) was investigated. For the notch specimen, a formula of toughness KCR was proposed, and its physical meaning was emphasized.Two modes of brittle fracture was identified and the evaluating criterion was established.