Coach screws

Screw spike/Rail screw/Lag bolt/Sleeper screw/ Coach screw/ Drive screw/ Timber screw
Standard:ASTM, BS, GB and  or according to customers’ specifications.
Model: Ss5. Ss8. Ss25 . Ss36 ...
Raw material : Q235,35#,45# ,40Mn2,20Mnsi
Dia.: from M16 to M60
Grade : 4.6/5.6/8.8
Finish:Plain, zinc plated, hot dip galvanized,Dacromet,etc.
Always assembly with double spring washer Fe6 or flat washer Uls7 and screw inserts.


Suzhou Suyu Railway Material Co.,Ltd, is a professional manufacturer of railway fasteners and standard components with high quality and competitive price. We have been awarded the ISO9001:2008 certificate and got the production license of China's Railway Ministry on railway bolt and nut.All of our products have passed the inspection from SGS and BV for many times. Products can also be manufactured according to your samples and drawings.

Our main products are sorted as following:

Elastic clips:  e1609, e1809, e1817,  e2001, e2006,e2009,e2055, e2056
Pandrol clips:PR401, PR309....
SKL clips: SKL1, SKL3, SKL12, SKL14
Screw spikes:Ss5. Ss8. Ss25 . Ss36 ...
Track bolts: oval neck, elliptical neck
Hs clip bolts:Hs26, Hs32
Rail clamps:Kpo3,Kpo6
Fish plate:115 RE, 132 RE, UIC54, UIC60,TJ45, TJ57, BS60,BS75
Spring washer:Fe6
Flat washer:Uls6,Uls7
Nut: Nylon nut , hex nut , square nut , heavy and normal nut
Dowels: Plastic and nylon dowels used for all kinds of screw spikes;
Shoulders: Assembly with all kinds of Pandrol and E clips.
Rail/Rubber pad: R54 1435mm , R541067MM , R60 1435mm , ZW 687 , ZW700
Insulators: Nylon insulators used for E clip sand Guide plates for SKL clips