There are many reasons for chain fracture of hand-pulled hoist. The following zhejiang Guanhang hand-pulled hoist helps you analyze it in detail.

First, overload may cause the fracture of the chain. When the cargo is far beyond the load range of the hoist, the chain may crack or even break.

Two, serious wear or serious rust, when we find that the chain reaches the scrap standard, should be replaced in time.

Three, the selection of unqualified material, jerry-built or poor material may cause fracture.

Fourth, the welding technology is not reliable, the welding is not firm, leading to the opening of the chain, the crown brand hoist is absolutely not this problem.