Standard: GB10487-89, AREMA, ASTM, A66-87, BS, UIC, and offer specifications required by clients.
Specification: 22 by 145mm, 24 by 161mm, 3/4 to 1" by 3-1/ 2 to 7-1/2", 15/15 by 6", Ss5, Ss8, Ss25, Ss36
Grade: Normal and high strength
Protection: Plain, Black, Zinc plated, Hot Dip Galvanized
Application: railway fastening[...]