... rail fasteners,such as fishplates,rail clips,rail clamp,screw spikes,rubber tie pllates,nut&bolts and so on.1. Fish ... , BS square spike, Twisted spike, 70 type spike and other spikes. 2) Raw material: Q235, 35#, 45#, 40Mn2, 20Mnsi 3) Grade ... 4) Surface: plain (oil), black, zinc, hdg, etc9. Dog spike/railroad spike 1) Type: All kinds are available according to customers ...