Material Mechanics & Precision Specifications
| Model | Wire Diameter (mm) | Material Grade | Chemical Composition (Key Elements, %) | Hardness (HRC) | Clamping Force (kN) | Dimensional Tolerance (mm) |
|---|---|---|---|---|---|---|
| SKL 1 | 13 ± 0.1 | 60Si2Mn | C:0.56-0.64, Si:1.60-2.00, Mn:0.60-0.90 | 44-48 | ≥9.5 | ±0.2 |
| SKL 3 | 13 ± 0.1 | 60Si2CrA | C:0.56-0.64, Si:1.40-1.80, Cr:0.70-1.00 | 44-48 | ≥9.5 | ±0.2 |
| SKL 12 | 13 ± 0.1 | 38Si7 | C:0.35-0.42, Si:1.50-1.80, Mn:0.50-0.80 | 42-47 | 8.0-12.0 | ±0.2 |
| SKL 14 | 13 ± 0.1 | 60Si2MnA | C:0.56-0.64, Si:1.60-2.00, Mn:0.40-0.70 | 42-47 | ≥10.0 | ±0.2 |
Scene Adaptation & Practical Operation Requirements
| Maintenance Cycle | Core Application Scenarios | Compliance Standards |
|---|---|---|
| 8-10 years | Conventional mainline railways | DIN 17221, EN 13481-2 |
| 10-12 years | High-speed, Heavy-haul lines | DIN 17221, GB/T 1222 |
| 12-15 years | Urban transit systems | EN 13481-2, AREMA |
| 10-12 years | Electrified ballasted tracks | DIN 17221, EN 13481-2 |
| 15-20 years | Industrial/Port railways | GB/T 1222, AREMA |
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