Wire Rope Sling Weight Calculation

If the weight is too great the sling may break and.

Wire rope sling weight calculation.

Warrington fig 1 is a parallel lay construction with an outer layer. Wire rope construction iwrc wire ropes are slightly 7 stronger that those with fabric or polymer fillers. Las vegas nv 89139. Resultant force force tension x angle factor.

It lists the strength of improved plow steel ips wire rope that is uncoated and has a fibre core. 7am 4pm sat sun closed. If the weight of a body is w the load in the wire is. When slings are used to lift loads safety professionals must ensure the weight does not exceed the safe working load limit wll of the sling.

A sling is an assembly designed to connect a load to be lifted or turned to a lifting device such as the hook on a crane. Type of sling choker factor wire rope 70 75 fiber rope 50 fiber webbing 75 80 chain 75 1 2 6 x 19 xips iwrc with a choker angle of 85 degrees capacity is 5000 pounds x 7 x 74 2590 pounds. Fell free to consult the sling angle factor chart. They are also much more resistant to crushing and slightly stiffer.

A wire rope sling is a safe tool when properly selected to meet the requirements of the lift and when used in a safe workmanlike manner. See page 91 for reduced choker capacity when using these hook sizes. Silver state wire rope 8740 south jones blvd. This calculates the capacity of a wire rope sling based on the type of rope used in the sling and the angles at which the sling is used.

For example assume a 2000 pound load is to be supported by 2 legs of a sling. F w 2 where. The capacity of a single rope that follows a vertical line is 100 since the reduction factor is 1. Example capacity of a single rope or wire.

Length tolerances single part wire rope slings standard length tolerance is plus or minus two rope diameters or plus or minus 0 5 of the sling length whichever is greater. Take the total weight of the load and divide this by the number of legs supporting the load. They have also offered an example of the strength of 3 8 wire rope that has a safe working load of 10 9 kn. Resulting plotted points landing within a wire rope class band indicate uncertain stability for that rope class.

702 896 1977 hours mon fri. To calculate the load on a particular sling leg proceed as follows.