轨道钢

Track steel is the main component of railway track. Its function is to guide the wheels of locomotives and vehicles forward, bear the huge pressure of wheels, and transmit it to the sleepers. The rail steel must provide continuous, smooth and minimum resistance rolling surface for the wheel. In electrified railway or automatic block section. Track steel can also be used as track circuit.

There are many specifications of track steel, which can be divided into light rail, heavy rail and lifting rail.