Description
Technical Parameters
Technical Parameters of Railway Dog Spikes
| Model | Shank Diameter | Length | Head Dimensions | Material Grade | Hardness | Tensile Strength | Surface Treatment |
|---|---|---|---|---|---|---|---|
| DS-12×150 | 12mm (15/32") | 150mm (6") | 28mm×18mm (width×thickness) | Q235 (A3) | ≤190 HB | ≥375 MPa | Hot-dip galvanizing (≥80μm) |
| DS-14×140 | 14mm (9/16") | 140mm (5.5") | 30mm×20mm (width×thickness) | 45# Steel | 197–241 HB | ≥600 MPa | Electro-galvanizing (≥20μm) |
| DS-16×160 | 16mm (5/8") | 160mm (6.3") | 32mm×22mm (width×thickness) | 55# Steel | 207–255 HB | ≥700 MPa | Dacromet (≥12μm) |
| DS-10×120 | 10mm (3/8") | 120mm (4.7") | 25mm×16mm (width×thickness) | Q215 (A2) | ≤180 HB | ≥335 MPa | Black oxide (oil-coated) |
| DS-18×180 | 18mm (11/16") | 180mm (7.1") | 35mm×25mm (width×thickness) | 60# Steel | 217–269 HB | ≥750 MPa | Epoxy coating (≥50μm) |
Application Scenario Matching of Railway Dog Spikes
| Model | Applicable Sleeper Type | Railway Category | Max Axle Load | Environmental Adaptability | Compliance Standard |
|---|---|---|---|---|---|
| DS-12×150 | Wooden Sleepers (softwood) | Low-Speed Branch Lines | ≤15 t | Dry inland areas (basic anti-rust) | GB/T 152-2019, DIN 50113 |
| DS-14×140 | Wooden Sleepers (hardwood) | Regional Industrial Railways | ≤20 t | General outdoor environment | BS 499-1, TB/T 3395.3 |
| DS-16×160 | Composite Sleepers (wood-plastic) | Freight Branch Lines | ≤25 t | Humid areas (anti-corrosion via Dacromet) | AREMA 30, ISO 898-1 |
| DS-10×120 | Small Wooden Sleepers | Garden Railways / Mini Rails | ≤5 t | Indoor/outdoor (basic protection) | GB/T 3098.1-2010 |
| DS-18×180 | Heavy-Duty Wooden Sleepers | Heavy-Haul Industrial Lines | ≤30 t | Corrosive areas (anti-chemical via epoxy) | DIN 50105, |
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