When different types of rail connection section need, because the rail section size is different, need a fishtail splint or rail to rail, or called fish shaped tail splint splint or the connection of different section type profiled rail rail.
The rail section size adopted by railway track is different. Our country now uses four types of 75kg/m, 60kg/m, 50kg/m, 43kg/m and two types of 45kg/m and 38kg/m that have been eliminated.
