Question

Select/specify a wire rope to meet the requirement of: Hoisting a weight of 2500 lbf upt to 80 ft. height at the maximum speed of 2 ft/s and acceleration of 5 ft/s2. Specify the wire rope (diameter, wire diameter, designation), wire rope material, pulley diameter and pulley material. The safety factors should exceed:

• Tension, N > 8

• Bending, N > 2

• Bearing, N > 4

• Fatigue, N > 2  

Answer 1