The safe working load of a wire rope is?

The safe working load (SWL) of a wire rope represents the maximum load that should be applied to it in normal service conditions. This value is determined to ensure a margin of safety, accounting for various factors such as wear, environmental conditions, and the specific applications for which the rope is used.

Total strength refers to the theoretical maximum load a wire rope can handle before failing. However, using the total strength as a working load would be unsafe and could potentially lead to catastrophic failures. Therefore, the safe working load is intentionally set to be less than the total strength. This allows for additional safety considerations, including the potential for dynamic loads, fatigue, and degradation over time.

In summary, the safe working load is calculated to be less than the total strength of the wire rope to provide a buffer against unexpected forces and to ensure safe operations in a variety of conditions.