When you receive the new welded steel type mill chain, want to determine the accuracy of the welded steel type mill chain, how to measure it?
The accuracy of welded steel type mill chain length shall be measured according to the following requirements
1. The welded steel type mill chain is cleaned before measurement
2. The welded steel type mill chain to be tested shall be enclosed on two sprockets, and the upper and lower sides of the chain to be tested shall be supported
3. The welded steel type mill chain before measurement shall stay for 1min under the condition of applying one third of the minimum ultimate tensile load
4. During the measurement, the specified measuring load shall be applied on the welded steel type mill chain to make the chains at the upper and lower sides tensioned, and the normal meshing of the chain on the sprocket shall be ensured
5. Measure the center distance between two sprockets