For Fig. A153 , let = 1.5 in, d = 1.0 in, r = 0.10 in, and estimate Kt. Use 1/4 symmetry and 1/8-in-thick

For Fig. A–15–3, let ω = 1.5 in, d = 1.0 in, r = 0.10 in, and estimate Kt. Use 1/4 symmetry and 1/8-in-thick 2-D elements.

3.0 wld = 3 F 2.6 1.5 2.2 1.2 K, 1.1 1.8 1.05 1.4 1.0 0.05 0.10 0.15 0.20 0.25 0.30 rld