The fatigue data for a brass alloy are given as follows:
Stress Amplitude (MPa)
170
148...
Engineering, 09.09.2020 23:01 Mordred9571
The fatigue data for a brass alloy are given as follows:
Stress Amplitude (MPa)
170
148
130
114
92
80
74
Cycles to Failure
3.7×10 4
1.0×10 5
3.0×10 5
1.0×10 6
1.0×10 7
1.0×10 8
1.0×10 9
(a) Make an S-N plot (stress amplitude versus logarithm of cycles to failure) using these data.
(b) Determine the fatigue strength at 4×1064×10 6 cycles.
(c) Determine the fatigue life for 120 MPa.
Answers: 3
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