What's the difference between a high-speed rail and an ordinary one?
Rail section and weight are the same, generally 60 rail, 60.64kg meters per meter weight, high-speed rail rail is mainly material, better than ordinary rail, more wear-resistant.
The weight is different, generally with 60 rail; the ballast is different, choose a different grade washing granite; type three sleeper, sleeper for general use
Not only does the train speed run faster than the train, but the infrastructure (track, signal, communication and catenary) of the train also meets the technical requirements of the speed grade.
