lifting chain sling g80 manganese steel t8 grade mold hook spreader lifting chain rigging 1-50 tons 起重链条吊索具 G80锰钢T8级模具吊钩吊具 起重链条索具 1-50吨

Chains generally consist of metal links or circular objects, often used in mechanical transmission and traction. Chain-shaped objects that serve to block traffic passages.<t_ILLUMINATION>Flickering lights (located in streets, along rivers or at ports), chains used for mechanical transmission.</t_ILLUMINATION>

1. The chain includes four major series: transmission chain; conveying chain; pulling chain; special chain

2. A series of metal links or circular objects: chain-like items used to block traffic routes (such as in streets, along river or harbor entrances); chains used for mechanical transmission;

3. The chains can be divided into short-pitch precision roller chains; short-pitch precision roller chains; heavy-load transmission bent-plate roller chains; chains for cement machinery, and plate-type chains.