Description
Technical Parameters
Railway SKL Clips - Customized Models with Special Functions
| Model | Wire Diameter | Material | Hardness | Special Function | Customized Design | Operating Temperature Range |
|---|---|---|---|---|---|---|
| SKL-AT13 | φ13mm | 60Si2MnA | 42–47 HRC | Anti-theft (built-in lock pin) | Shortened shank (for narrow sleepers) | -40°C ~ 60°C |
| SKL-HV15 | φ15mm | 55SiMnVB | 44–49 HRC | High-vibration resistance | Thickened stress zone (≥5mm) | -50°C ~ 80°C |
| SKL-CR13 | φ13mm | 60Si2CrNiA | 43–48 HRC | Marine corrosion resistance | Double-layer Zn-Al coating | -30°C ~ 70°C |
| SKL-ET14 | φ14mm | 38Si7 | 40–45 HRC | Electrical insulation | Integrated PA66 insulating sleeve | -40°C ~ 60°C |
| SKL-HD16 | φ16mm | 65Mn | 45–50 HRC | Heavy-load bearing | Extended toe (for wide-base rails) | -45°C ~ 75°C |
Railway SKL Clips - Whole-Life Cycle Cost Parameters
| Model | Unit Purchase Cost | Service Life | Annual Maintenance Cost | Replacement Labor Cost | Total Life-Cycle Cost |
|---|---|---|---|---|---|
| SKL 1 | $3.2–$3.5/piece | 8–10 years | $0.2–$0.3/piece/year | $1.5–$1.8/piece | $5.5–$7.0/piece |
| SKL 12 | $2.8–$3.0/piece | 6–8 years | $0.3–$0.4/piece/year | $1.5–$1.8/piece | $5.1–$6.6/piece |
| SKL 14 | $3.8–$4.2/piece | 10–12 years | $0.15–$0.25/piece/year | $1.5–$1.8/piece | $6.0–$7.9/piece |
| SKL B 15 | $4.5–$4.8/piece | 12–15 years | $0.1–$0.2/piece/year | $1.5–$1.8/piece | $6.3–$8.5/piece |
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