ss5, ss8, ss25, ss36 and other specifications
Screw spikes, coach screws, Screwspikes ĦAdrive spikes, Sleeper screws ĦABoat Spikes ,Washer head timber drive spike, square head coach screw spike, chair screws, LX screws, concrete bearer chair screw, spiral spike,
65,000 Psi (high strength 100,000 psi available)
Meets ASTM A-66 specifications, TB436-77, GB10487-89, AREMA66-87, BS, UIC
Hot forged and hot thread rolled screw spike
Material: GB700-88 steel, Q 235
Applied on railway lines equipment with wooden sleeper, turn-outs and switches.
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(HB03) 
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