Standard:ASTM, BS, GB and  or according to customers’ specifications.
Model: Ss5. Ss8. Ss25 . Ss36 ...
Raw material : Q235,35K,45# ,40Mn2,20Mnsi,42CrMo
Dia.: from M16 to M60
Grade : 4.6/5.6/8.8
Finish:Plain,black, 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.

We provide: Rail spikes,  screw spikes, track bolts, eye bolts, stud bolts, T head bolts, hex bolts,square bolts, clamp bolts, nuts, washers, SKL clips, elastic clips, clamp plate, fish plate, tie plate, rail anchor, rail casting shoulder, plastic dowel, rubber pad, nylon insulator,etc.

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