... and standard component .We are one of the largest railway fasteners factories in China. We have our own R&D ... kinds according to drawingsRaw material : Q235Surface: Plain (oiled) 3.Rail Clip/ Tension clampType: SKL1,SKL3,SKL12,SKL14Raw material:38Si7 , 60Si2CrASurface: Plain ... (Oiled) , Black paint, Color paint Zinc, HDG,etc. 4.E clip/Rail anchor/Fast clipType:e1609, e1809,e1817, e2055,e2056,e2009 ...