... of Slings are produced according to ASTM,JIS, DIN, BS,GB, standard 3 Legs Lifting Crane Chain Slings Our business line:Manufactures ... ,alloy steel,high-quality alloy steel,stainless steel 304,316Size:3-60mm or others as you requiredSurface:self-color,hot-dipped ... ,color painted or others as you required.Standard:DIN,JIS,BS,GB,AISI,European Type,Korean Type,US Type…Service:ODM ...