screw spike

详情

A rail screw spike, also called sleeper screw, rail screw or lag bolt, is a medium or large metal screw used to fasten a rail base plate or rail. Such spikes are always fastened into holes bored into the tie sleeper, sometimes together with imbedded plastic dowels, popularly used for rails with wooden sleepers, especially in America and Canada. 

Available material:
1. Stainless Steel: SS2, SS**3, SS**4, SS**6, SS**0, SS**0
2. Steel: C*5(K***5), C*6(K***6), C*0,etc.
3. Brass: C*6**0 ( C****0), C****0 ( HPb*9), C***00( HPb*8),
C****0CuZn*7), C****0(CuZn*0),etc.
4. Bronze: C51**0, C***00, C****0, etc.
5. Iron: ***3, 12L*4, ***5, etc.
6. Aluminum: Al6**1, Al***3, etc.
7. Carbon steel: C*0*6,C***0,C***8,C**22,C***5K,C***5,12L*4,etc.
8. Alloy steel: SCM435,10B*1, C*0B*3,etc.        

Company information:
 
We Zhongbo was established in ***4, our main products include: Rail fastening Parts, Rail Jointing Parts, Parts used for tunnel rings connection, High Strength Bolts for Electric Power and Petrol Pipes Industry.
 
We are certified by ISO ***1:***8 in SGS. We manufacture these products according to Standard AREMA, UIC, DIN, BS, GOST, NF, JIS, GB/TB, AS or required specifications from Clients.
 
Armed with excellent product performance, reliable quality and technical services, ZHONGBO has won not only trust from its clients, but also greater market share.