Grade 80 Alloy Chain is designed to stretch a minimum of 15% before it breaks, alloy chain is the only grade of chain

approved by OSHA and other agencies for overhead lifting. Its alloy, heat-treated steel makes it ideal for making lifting

slings and heavy duty tow chains. The manufacturer's symbol and grade marking: G8, G80, or 800 is placed on the chain links

every foot or so. Grade 80 Alloy Chain is suitable for overhead lifting.