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if you cut the drum longitudinally into two half-cylinders you will have 10 cut ropes with a tension of 200kN. Let's say the center to center distance of each rope is L inches (moderately small WRT. to the radius) then you have to calculate the area of the section of the barrel between the ropes and a thickness,t, and a safety factor of 1.6 $$1.6*200kN/(L*t)&...


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