The compromise fish plates( bridge-shaped rail joint bar has a simple structure, which can reduce the impact of wheels on the rail joint, increase the continuity of the longitudinal deformation of the rail at the joint, and improve the smoothness of the train when passing through.

China railway is a form of transportation within China. It is an important national infrastructure and a popular means of transportation. It is in the backbo

Anyang Railway Equipment Co., Ltd(AT). has adopted a set of effective countermeasures through analyzing the reasons for the corrosion of the screw spikes.

The main factors affecting the corrosion of screw spikes in the atmosphere:(I) The influence of the relative humidity of the atmosphere; (2)The influence of temperature and temperature changes; (3) The influence of acid, alkali, salt and other gas pollution; (4) The influence of dust particles.