... / Coach screwType : Ss5, Ss 8,Ss25,Ss36Raw material :Q235, 35 steel ,45steel , 40Mn2, 20 Mn SiGrade: 4.6, 4.8,5 ... , HDG etc. 6.Fishplate/ joint barType:Many kinds availableRaw material:45 Steel,50 SteelSurface:Plain(Oiled) 7.Tie plate /Base plate/Rail ... .Clamp plate/Rail clamp/anchor plateType:KPO3,KPO6Raw material:Q235, 45 SteelSurface:Plain(Oiled), Black paint, Zinc,HDG,etc 9.Rail ...