Notch Effect of Materials: Strengthening or Weakening?
Qu Ruitao, Zhang Peng, Zhang Zhefeng*
Fig. 7. Elastic stress distribution in front of notch tip. a Normalized elastic stress distribution for a point on the notch plane according to Eq. , and with Poisson's ratio ν = 0.35; b–d illustrations of Mohr's diagrams of the stress states in different location with different x .