Spring bar typeⅠfastener

Spring bar typeⅠfastener is a commonly used type of fastener on railways. Its components include: threaded spikes, nuts, flat washers, elastic clips, gauge plates, plate seats, and rubber pads.
It is applicable to the straight sections of standard gauge railways and curve sections with a radius of ≥ 300mm. It is connected to 50kg/m and 60kg/m rails and is the main type of fastener for concrete sleeper tracks in China.