Type : All kinds available according to customers drawings and samples .
Raw material : Q235 .
Surface : plain (oil)
SUYU specialize in producing rail fastening , screw spikes are our main products , these screws spikes
are used to fasten sole plates & ribbed base plates to wooden sleepers. In the rail constructions with the
concrete sleepers these screws are used in combination with a plastic dowel pressed in concrete sleeper .
Below is some of our main products .
1. Ss series , according to UIC864-1 , grade from 4.6 .5.6 .8.8
Surface : plain (oiled ) .Zinc .Hdg
Material : Q235 .35#. 45#
Type | Dimension (mm) | Weight (Kg) |
Ss5.-150 | M24×150 | 0.545 |
Ss8-140 | M24×140 | 0.528 |
Ss8-150 | M24×150 | 0.548 |
Ss8-160 | M24×160 | 0.568 |
Ss23-160 | M24×160 | 0.645 |
Ss25.-165 | M24×165 | 0.625 |
Ss35.-161 | M24×160 | 0.657 |
2. Screw spikes with the standard ASTMA66-87 , cold bending 90 degree without cracks .
Tensile strength | Yield strength | Elongation 2" |
414Mpa | 207Mpa | >18% |
Diameter | 3/4" 7/8" 15/16" |
Length | 5-1/2" 6" 7" 8" 10" |
3. Screw spike mostly used in South American and Africa with big disk
Diameter | 22mm 23mm |
Length | 115mmm 133mmm 178mm |
Grade | 4.6 5.6 |
Material | Q235 35# |
