Chain slings and wire rope slings are the two most commonly used sling types in rigging operations. In this article, we compare the two in terms of cost, durability, and application area.
Structural Differences
Chain slings (generally Grade 80 or Grade 100) consist of linked steel chains, while wire rope slings consist of woven steel wires. This structural difference directly affects flexibility, heat resistance, and wear behavior.
Comparison Table
| Criterion | Chain Sling | Wire Rope Sling |
|---|---|---|
| Heat Resistance | High (up to 400°C) | Low-Medium |
| Wear Resistance | High | Medium |
| Flexibility | Medium | High |
| Weight | Heavy | Lighter |
| Cost | High | Medium-Low |
| Visual Damage Detection | Easy (link deformation is visible) | Difficult (internal wire breaks can remain hidden) |
When Should a Chain Sling Be Preferred?
A chain sling is more durable in high-temperature environments (foundries, steel plants), with sharp-edged or abrasive loads, and in frequently repeated heavy lifting jobs.
When Should a Wire Rope Sling Be Preferred?
For general lifting jobs that need to be lighter and more flexible, require a long sling length, and are cost-sensitive, a wire rope sling is a more economical and practical solution.
Difference in Maintenance and Inspection
While damage (link deformation, cracks) in chain slings is easier to detect visually, internal wire breaks in wire rope slings may not be visible from the outside; therefore, regular professional inspection is more critical for wire rope slings.
Frequently Asked Questions
Which one lasts longer?
Under proper usage conditions, a chain sling generally lasts longer, but a wire rope sling can be more resistant in some cases to UV light and chemical exposure.
Should both be used together?
Depending on different application requirements, both types can be kept on hand at a facility; the choice should be made according to the type of load and the environmental conditions.