Stress Concentration Factors Machinery's Handbook, 31st Edition
214
2.5
r d
M D
M
2.0
1.5
D/d
1.0 0
0.05
0.10
0.15
0.20
0.25
0.30
r / d Fig. 6. Stress-Concentration Factor K t for a Shaft with Shoulder Fillet in Bending a
4.0
a d
T
T
3.5
π d 3 16 ad 2 = – 6 (approx.)
J c
3.0
2.5
0
0.05
0.10
0.15
0.20
0.25
0.30
a / d
Fig. 7. Stress-Concentration Factor K t for a Shaft with a Transverse Hole in Torsion a
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