Clip III rail fastener is no-shoulder ballast track rail fastening system, the system comprises of type III clip, insulated gauge block, rubber plate and type III embedded iron.
Clip type III rail fastening system is widely used for standard gauge straight line or the line which radius of curve is no less than 350m, it connects 60kg/m rail with no-shoulder type III pre-stressed concrete sleeper.
1）、The elastic distance for clip is 13mm, clamping force ≥11 kN
2）、Adjustment data for both sides of single strand of turnout: －4～＋2 mm Adjustment data for gauge: －8～＋4 mm
3）、Pulling resistance of pre-inset iron shoulder is no less than 60kN