American Screw Spike
1. Main technical data:
1. 1 Contented ASTM A66- 87, Tensile strength σ B≥ 60, 000psi,
Elongation δ ≥ 18%, Body Bend Cold 90° - Around pin 3 time spikes diameter,
1. 2 Tensile strength σ B≥ 120000psi, Elongation δ ≥ 12%,
Reduction of area Ψ ≥ 25%.
2. Specification: 5/ 8″ × 4″ — 1- 1/ 2″ × 20″ .
3. Material: 35 or 45.
4. Application: For wooden sleepers.
5. Export to North America and Australia
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