galvanized coach screw spike

Galvanized coach screw spike Brand SUYU Name railway track spike Size 16x16xL 16x16xL 5/8”x5/8”xL 3/8”x3/8”xL 16x16x170 16x16x150 9/16"xL square square 16mm 5/8"x5/8"x5" 5/8"xL 10mm 19mm 16mm Dia.22mm Grade 4.6 4.6 A370 ASTM A65 Gr1,Gr2 4.6 4.6 ASTM A65 Gr1,Gr2 4.6 4.6 Material Q235 low carbon steel Q235 Q235 low carbon steel low carbon steel low carbon steel SS41 low carbon steel Surface plain (oiled) Standard refers GB/T 1346 GOST5812 AREMA AREMA Ss-EN10025 BS70R, BS60