Description
Technical Parameters
Structural Specifications & Mechanical Properties
| Model No. | Shank Diameter (mm) | Length (mm) | Head Type | Material Grade | Tensile Strength (MPa) | Shear Strength (MPa) | Hardness (HRC) | Applicable Rail Sleeper Type |
|---|---|---|---|---|---|---|---|---|
| DS-12x100 | 12 | 100 | Round Head | Q235B | ≥410 | ≥235 | 18-22 | Wooden Sleepers (Light Rail) |
| DS-14x120 | 14 | 120 | Square Head | Q355B | ≥510 | ≥305 | 20-25 | Concrete Sleepers (Trunk Lines) |
| DS-16x140 | 16 | 140 | Hex Head | 45# Steel | ≥600 | ≥355 | 25-30 | Heavy-Duty Wooden/Concrete Sleepers |
| DS-18x160 | 18 | 160 | Counterbored Head | 35CrMo | ≥835 | ≥685 | 30-35 | Heavy-Haul Rail Sleepers |
| DS-20x180 | 20 | 180 | Dome Head | 40Cr | ≥785 | ≥630 | 28-33 | Industrial/Port Rail Sleepers |
Environmental Adaptation & Anti-Corrosion Upgrades
| Model No. | Anti-Corrosion Treatment | Neutral Salt Spray Test (h) | Applicable Environment | Temperature Resistance Range (℃) | Humidity Resistance (RH 95%, Years) | Core Anti-Corrosion Advantage | Compliance Standards |
|---|---|---|---|---|---|---|---|
| DS-12x100G | Hot-Dip Galvanizing | ≥500 | Inland Dry Regions | -20~+60 | 5-8 | Cost-effective basic protection | GB/T 13912, DIN 17175 |
| DS-14x120Z | Zinc-Nickel Alloy Plating | ≥1200 | Coastal Salt-Fog Areas | -30~+70 | 10-12 | High corrosion resistance + coating adhesion | EN 12329, ISO 4042 |
| DS-16x140D | Dacromet Coating | ≥1800 | Tropical Humid Regions | -25~+75 | 12-15 | Moisture-proof + no hydrogen embrittlement | AREMA, JIS Z 3139 |
| DS-18x160C | Chromium-Free Ceramic Coating | ≥2000 | Saline-Alkali Soil Areas | -40~+80 | 15-18 | Eco-friendly + extreme corrosion resistance | REACH, ISO 14001 |
| DS-20x180P | Powder Coating + Primer | ≥800 | Urban Industrial Areas | -15~+65 | 8-10 | Wear-resistant + aesthetic protection | BS 6497, ASTM A153 |
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