American Screw Spike
1. Main technical data:
1.1 Contented ASTM A66-87, tensile strength σb≥60,000psi,
Elongation δ≥18%, Body Bend Cold 90°-around pin 3 time spikes diameter,
1.2 Tensile strength σb≥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
Square Head Coach Screw Spike
1.Main technical data:
1.1 Standard Coach Screw
Tensile Strength: 74,000 psi min,
Yield Strength: 57,000 psi min,
Elongation: 18% min,
Reduction in area 35% min,
Hardness: HRB 80~110.
1.2 High Strength Coach Screw
Tensile Strength: 120,000 psi min,
Yield Strength: 92,000 psi min,
Elongation: 14% min,
Reduction in area 35% min,
Hardness: HRC 22~32.
2. Specification: 3/4″, 7/8″, 15/16″, 1″, 1 1/8″, 1 1/2".
3. Material: 35, 45.
TRACK BOLT
BUTTON HEAD OVER NECK TRACK BOLT
SAE GRADE 5
Other standard and no-standard screw spike
Features:
1) Size: M20-M30
2) Length: According to customer's request
3) Meterials: Carbon Steel
4) Plating: H.D.G / BLACK OXIDE / OTHER
5)Grade:4.6 ,5.6
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