Understanding the Difference between Chain Grades and Explore further
2020-2-20u2002·u2002Chain Grades. One of the safety measures implemented was to place chain in Grades based on the ultimate breaking strength of that chain. This number is what we see today G30, G43, G70, G80 & G100 and the common chain grades. The number after each letter is N/mm 2. For example, G80 means that the maximum stress on the chain at ultimate strength ...
Get Price