60Si2MnA Elastic Rail Clip for Railway Fastening Systems - HRC 42-47 Hardness with 5 Million Cycle Fatigue Life
High-performance elastic rail clips manufactured from premium spring steel materials including 60Si2MnA, designed for railway fastening systems. These clips provide exceptional tension and durability for secure rail track installation.
| Material Options | 60Si2MnA, 60Si2CrA, 55Si2Mn, 38Si7 |
|---|---|
| Hardness | HRC 42-47 |
| Fatigue Life | 5 million cycles without breaking |
| Surface Treatment | Plain (oiled), Oxide black, Color painting |
| Standards Compliance | GB/T 1222, DIN 17221 |
| Material | Chemical Composition (%) |
|---|---|
| 60Si2MnA | C:0.56-0.64, Mn:0.60-0.90, Si:1.60-2.00, Cr:≤0.35, P:≤0.03, S:≤0.03 |
| 60Si2CrA | C:0.56-0.64, Mn:0.40-0.70, Si:1.40-1.80, Cr:0.70-1.00, P:≤0.03, S:≤0.03 |
| 55Si2Mn | C:0.52-0.60, Mn:0.60-0.90, Si:1.50-2.00, Cr:≤0.35, P:≤0.03, S:≤0.03 |
| 38Si7 | C:0.35-0.42, Mn:0.50-0.80, Si:1.50-1.80, P:≤0.03, S:≤0.03 |
- Minimum working pressure: 2700 lbs
- Extended fatigue life: 5 million cycles for 20mm diameter
- Multiple corrosion protection surface options
- Pre-assembly service available with T-bolt and washer
- Time-saving transit-safe packaging
- Raw material sourcing from certified spring steel producers
- Precision shearing to required length specifications
- Controlled heating to 950-1000°C forging temperature
- Power press forging for precise forming
- Quenching hardening with dimensional accuracy checks
- Tempering at 350°C for optimal toughness
- Comprehensive quality inspection per CRCC standards
- Custom packaging solutions
E1809, E1609, E1813, E1817, E2001, E2007, E2009, E2055, E2056, E2063, PR401, PR415, PR601, SKL-1, SKL-3
| Standard | Rail Types |
|---|---|
| UIC Standard | UIC 54 / UIC 60 |
| BS Standard | BS60A / BS75A / BS80A |
| JIS Standard | JIS37 / JIS50 |
| ISCR Standard | ISCR50 / ISCR60 / ISCR70 |
| China Standard | A(I II) / B / III |
| South-American Standard | TJ45 / TJ57 |
Kingrail specializes in heavy-duty rail fastening clips with over 20 years of industrial experience. As China's largest rail clip production base, we are qualified for national and international rail projects under the China Ministry of Railways. All products undergo stringent testing and authentication throughout the manufacturing process.
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