The cast iron beam shown is to be made of ASTM 25 The resultant loads F 3171 lb and F 2(F1) lb are as given However, resultant load F is spread at a span of 18 inches as shown, while F2 can be assumed as a concentrated load due to a relatively narrow contact The loads are gradually applied and repeated Let H 8a and B 5a What is the maximum bending moment of the beam in lb in Express your answer using 4 significant figures F1 18 R1 36 F2 12 a H a R B

Question

The cast iron beam shown is to be made of ASTM 25  The resultant loads F   3171 lb and F   2(F1) lb are as given  However, resultant load F is spread at a span of 18 inches as shown, while F2 can be assumed as a concentrated load due to a relatively narrow contact  The loads are gradually applied and repeated  Let H   8a and B   5a  What is the maximum bending moment of the beam in lb in  Express your answer using 4 significant figures  F1 18  R1 36  F2 12 a H a R B

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The cast iron beam shown is to be made of ASTM 25. The resultant loads F = 3171 lb and F = 2(F1) lb

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