pfe.gc.0231
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lABLE 17.1.<br />
Stre.. Ratio. Allowabl. Load Repetition. Cl<br />
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1 Stress b Allowable Stress Allowable<br />
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Ratio Repetition Ratio Repetition<br />
,<br />
0.51 ' 400,000 0.69 2,500<br />
0.52 300,000 0.70 , 2,000<br />
0.53 240,000 ().71 1,500<br />
0.54 100,000 0.72 1,100<br />
0.55 130,000 0.73 050<br />
0.56 100,000 0.74 650<br />
0.57 75,000 0.75 490<br />
0.50 57,000 0.76 360<br />
0.59 42,000 0.77 27()<br />
0.60 32,000 0.70 210<br />
0.61 24,000 0.79 160<br />
, 0.62 10,000 0.00 120<br />
0.63 14,000 0.01 90<br />
0.64 Il,000 0.02 70<br />
0.65 0,000 0.03 50<br />
0.66 6,000 0.04 40<br />
0.67 4,500 0.05 30<br />
0.60 3,500<br />
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Corps of Enginrers li.S. ATm)'.<br />
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