Heavy Steel Rail 43kg/M U71Mn GB Hebei Iron & Steel Group Yong Yang Steel Co., Ltd. Base Info Standard：GBMaterial：Low Carbon SteelConnection：WeldingHeight：134mmHead Width：68mmWeb Thickness：13.3mmFoot Width：114mmHS Code：7302100000 Description Pre：Double Metal Jacketed Gasket (XT003) Next：Steel Heavy Rail 43kg/M U71Mn GB
