Lifting chain Standard Specification for general EN818 standard chain, 80 American Standard chain, T (8) - carburizing lifting chain, V (10) level lifting chain (black), T (8) level lifting chain (Galvanized) specifications.

From the scrapped heavy chain mainly from the following aspects to judge:

First, the chain allows the wear value shall not exceed the chain bar diameter or thickness of the device 10%.

Second, from the main ring plane bending is the main ring, twisted more than 10 degrees should be scrapped.

Third, crack appears in any part of the chain, bending or twisting phenomenon and ring hinge is stuck or frozen phenomenon of resistance and not be eliminated the prohibition of the use of.

Fourth, lifting chain and permanent elongation of single ring length shall not exceed 5%.

According to the standard retirement check carefully your friends for lifting chain.