P50 Fishplate is a special fastener for P50 rail joint connection, P50 rail matching fishplate length is 820mm, height is 104.22mm, thickness is 46mm, single weight is 18.72kg, then the total amount of a set of fishplate 37.44kg. It has corrosion resistance, rust resistance, UV resistance, non-conductive, non-magnetic conductivity, belonging to thermosetting materials, can not be processed twice, so it is not afraid of stealing.