... ) Specification: 6#, 10#, 14#, 20# 3) Raw material: Q2353. Screw Bolts and Nuts/ rail bolt/ inserted bolt 1) Type: To 115RE; 132RE ... .e1817.e2055.e2056.e2009.e2001.e2006.PR401.PR309. 2) Raw material: 60Si2MnA7. Rail clip/Tension clamp 1) Type: SKL1, SKL3, SKL12, SKL14 ... drawings and samples 2) Raw material: Q235.45# 3) Surface: plain, black, paint, zinc, hdg, etc12. Rail pad/ Rubber pad 1) Type ...