lifting chain sling g80 manganese steel t8 grade mold hook spreader lifting chain rigging 1-50 tons

Chains are generally made of metal links or loops, and are often used for mechanical transmission and towing. They are also used to block traffic pathways.(such as in streets, rivers or harbor entrances), a chain used for mechanical transmission.

1. Chains include four major series: transmission chains; conveyor chains; towing chains; special-purpose chains.

2. A series of metal chains or ring-shaped objects: chain barriers used to obstruct traffic passages (such as in streets, rivers, or harbor entrances); chains used for transmission in machinery;

3. Chains can be classified into short-pitch precision roller chains; short-pitch precision roller chains; heavy-duty transmission with bent plate roller chains; chains for cement machinery, and plate chains.