polation to the weld toe adopted for the study

uniplanar and the experimental investigation also adopted the quadratic extrapolation for determination of hot spot stress. Fig. limits for of extrapolation. The region of influence of notch stress mini- ----r- strain or stress concentration factor is then obtai- normalising the hot spot strain or stress with the strain or stress defined the of axial, in- plane and out-of-plane strains or stress in the brace