Since the invention of the railroads in 1767, has gone through more than 230 years, with the development of railway technology, rail section has also experienced from the flat to T-shaped to U-shaped
We produce various kinds of products with high quality and competitive price according to your requirements. STANDARD GB11264-89 SIZE: 6KG, 9KG, 12KG, 15KG, 22KG, 30KG HEAD:25.4MM, 32.1MM, 38.1MM, 42.
General rail, refers to the track laying of railway lines, special line, bend and tunnel. Among them, the standard rail length contains 12.50 meters and 25.00 meters two kinds, the laying curve track,
The steel rail, as an infinite beam supported on a continuous elastic foundation, is mainly subjected to concentrated vertical loads from locomotives and vehicles, producing a certain moment in its se
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