... Material Co., Ltd is a professional manufacturer of railway fasteners and standard components in China. Our products are approved by BV ... , 136RE, UIC54, UIC60, TJ45, TJ57, and BS60, BS75Tie plate: Cast AREMA Rail tie plates and UIC standard sole plateRailway bolt: T bolt, HS ... washer: Uls6, Uls7Nut: Nylon nut, hex nut, square nut, heavy and normal nutShoulders for pandrol type clips