stangard or unstandard steel wire rope material:alloy,steel,steeless wire couge:0.8mm-40mm standard:AISI,ASTM,GB,BS,JIS stangard or unstandard steel ... :0.8mm-40mmstandard:AISI,ASTM,GB,BS,JIS stainless steel wire rope :0.8mm-20mmhere is one kind of round steel ... .25.424.726.227.829.4630.532.434.436.3 standard steel wire rope