As a Rail Bolt Manufacturer, share with you. The pre-tightening force of the threaded fastener connection is the effect of the pre-loaded force before the threaded fastener connection is subjected to the working load.
Read More+ Sep. 17, 2020
As a Rail Bolt Manufacturer, share with you. Does surface treatment affect the tightening characteristics of bolts? Yes. In order to reduce the dispersion error of the bolt torque coefficient and improve the corrosion resistance, the fasteners are usually surface treated.
Read More+ Sep. 10, 2020
As a Din Standard Rail Joint Bar Manufacturer, share with you. The fish plate is mainly used as a fastener between the track and the track, and mainly plays the role of connecting and fixing. Generally, there are light rail fish plate, heavy rail fish plate, and overweight fish plate.
Read More+ Aug. 12, 2020