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The boom hoisting sheave must have pitch diameters of no less than.
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11 votes
The boom hoisting sheave must have pitch diameters of no less than.

User Anil Mathew
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12 votes

Answer:

18 times

Step-by-step explanation:

All sheaves used in the boom hoist reeving system must have a rope pitch diameter of not less than 18 times the nominal diameter of the rope used. The operating design factor for the boom hoist reeving system must be not less than five.

User Rishabh Saxena
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