GB/T 20652-2006

This standard specifies technical requirements, test methods, and inspection rules for welded chain slings in grades M(4), S(6), and T(8), which denote increasing load capacities. It is applied in material handling and lifting operations across industries such as manufacturing, construction, and logistics, ensuring safety and performance for slings used to hoist heavy loads. The standard is relevant for manufacturers, quality inspectors, and procurement professionals involved in producing or sourcing welded chain slings for industrial lifting equipment.