Product description:

* application: chain, lifting chain hoist, lifting beam

Materials: high quality alloy steel.

B: surface polishing, blackening, dipping paint, paint, plastic coated, galvanizing, plating, Dacromet

* manufacturing standards: ISO, DIN, BS, JIS, GB

* strength level: level 100, level 80, level 70, level 63, level 50, level 40

* safety guarantee: 4 times 2.5 times to verify the safety coefficient, load