square head set screw: 1Standard:DIN,GB,ASTM,BS,or by client 2Size:M20*140,M22*130 3Grade:4.6,5.6,8.8,10.9 4Certificate:SGS

Rail Timber Drive Screw Spike/ Twist Timber Spike

        

>> Specification : DIN,GB  ANSI/ASME ASTM, UIC864-1,JIS, AS 1085.18,

BS, GOST or according to customers'requirements and drawings. 

       >> Size : M20*140,M22*130    

    >> Material : Carbon steel      

   >> Shape of head: Hexagon head    

     >> Grade: 4.6,4.8,5.6,5.8,6.8,8.8,10.9,12.9 ( General and High strength) 

       >> Surface treatment: plain, black, zinc, electro galvanize, hot dip

galvanization, Dacrotized and so on. 

>> Certificate:   ISO9001:2008,SGS  

     >> We can manufacture the followings: 

 

 

Our strength on exporting:

1.Our company (Suzhou Sudelan Railway Parts Co., Ltd.) is specializing in producing railway fasteners. We have certified by ISO9001:2008 Quality Management System and got the Production Permission License from the Ministry of Railways, P.R.China.

2.From 2006, we have manufactured the products of high speed railway and now they are being used. We exported to world markets, such as U.S.A., Canada, Cuba, Germany, Japan, Singapore, Malaysia and Africa and so on.

 

 

Pictures:

 

1. Certificate: 

 

2. Various honorary certificates: 

 

3. Product: 

Black( M20*140 ) & HDG( M22*130 ) square head screws

 

4. Factory view figures:

 

Packaging

Factory view

Testing equipments

Workshop

 

 

Welcome your visit!  

Railway Black & HDG square head screws