ABSTRACT
Table 62.1 gives the fatigue lives (rounded to the nearest thousand cycles) for 67 samples of Alloy T7987 in thousands of cycles. Five samples that survived at the termination of fatigue testing at 300 × 103 cycles are shown underlined [1]. Fatigue Lives [kc] for 72 Alloy T7987 Samples
94
117
136
149
168
180
203
269
96
118
139
152
169
180
205
271
99
121
139
153
170
184
211
274
99
121
140
159
170
187
213
291
104
123
141
159
171
188
224
300
108
129
141
159
172
189
226
300
112
131
143
159
173
190
227
300
114
133
144
162
176
196
256
300
117
135
149
168
177
197
257
300