P50 Rail 50kg/m Heavy Steel Rail China Supplier Standard: Chinese standard GB2585-2007 Rail Heigth: 152mm Bottom Width: 132mm Web Thickness: 15.5mm Head Width: 70mm Length: 12m~25m Model Number: 50kg/m Application: Railway Rail, Mine tunnel use, Factory Weight: 51.51kg/m Product name: 50kg/m heavy steel rail Certificate: ISO9001:2008 Material: 50Mn, U71Mn P38/P43/P50/P60/P75 Rail Heavy Rail Steel Rail Supplier Signum Rail can supply a large variety of steel rails, including heavy steel rail, such as 50kg heavy steel rail, light rail, crane rail with different standards and specifications. GB Standard 50kg heavy steel rail can be used for the transportation of larger mine roadways and factory workshops, crane hoisting equipment, and the laying of special railway lines.