Product Introduction:Our are professional in industrial steel rail,Website:http://www.inter-railway.com, mainly deal with heavy rail, light rail, crane rail of Chinese Standard and related accessories, in the following Material and specifications: Heavy Rail Specification:75A,75R,80A,80R,90A,100A,113AUnit Weight:37.455kg/m,37.041kg/m, 39.761kg/m, 39.674kg/m, 45.099kg/m, 50.182 kg/m, 56.398kg/ ...