摘要:
The present invention relates to a method and device for the production of heat treated welded rail for rail transport, such as railways and tramways. The invention also relates to a rail produced with the method and/or the device.
摘要:
The present invention relates to a method and device for the production of heat treated welded rail for rail transport, such as railways and tramways. The invention also relates to a rail produced with the method and/or the device.