Grade 80 lifting chain 1.Material alloy steel,heated treated and proof tested ... 4 3.Standard:ISO,DIN and EN G80 lifting chain :1,G80 lifting alloy chain is designed and manufactured for superior performance and ... electro-galvanized,ect 3, G80 lifting chain's safety factor:min 44,Lifting chain is G80 quality grade G80 Lifting Chain parameterCHAIN DIAMETERINSIDE LENGTHOUTSIDE WIDTHWEIGHTMMMMMMkg/m618200 ...