... Name:Hex flange metal lock nut 2.Meterial:Carbon steel 3.Finish:Zinc plated(Cr,3+) 4.Size:1 ... our Hex Flange metal Lock Nut? 1.NameCarbon steel zinc plated hex flange metal lock nut2.standardASTM,DIN ... Steel4.GradeDIN,ISO:4,5,6,8,10etc;SAE:A,2,5,8;etc5.FinishZinc plated(Cr, ... 3.Materiallow carbon steel; medium carbon steel(1035/1045); Alloy carbon steel;stainless steel,etc.4.GradeDIN:4-12: SAE GR.A- ...