Can E Type Rail Elastic Clips be compatible with different fastening systems?
E-type rail elastic clips are designed with considerable system compatibility, though the specific level of adaptation depends on the structure of different fastening systems. Through standardized geometric profiles and dimensional parameters, these clips can effectively integrate with various international mainstream track fastening systems.
In concrete sleeper systems, E-type clips perfectly match the embedded shoulder structures, generating the required clamping force through precise curved surface contact. In wooden sleeper systems, however, they need to work in conjunction with specially designed tie plates and anchor bolts to form a complete fastening system.
Different models of E-type clips correspond to different application scenarios and compatibility characteristics. For instance, the E2055 type clip is specifically optimized for heavy-haul railway systems, cooperating with reinforced shoulders and high-stiffness rail pads. In contrast, the E1809 type clip is more suitable for conventional passenger lines, forming a cost-effective solution with standard-sized matching components. This differentiated design enables E-type clips to adapt to various technical requirements, from traditional railways to modern high-speed railways.
| Model | Diameter | Material | Under Pressure | HRC | Weight |
| E1609 | Ø 16mm | 60Si2MnA | ≥950kg | 44-48 | 0.43kg/pc |
| E1809 | Ø 20mm | 60Si2MnA | ≥950kg | 44-48 | 0.61kg/pc |
| E1813 | Ø 18mm | 60Si2MnA | ≥950kg | 44-48 | 0.62kg/pc |
| E2001 | Ø 20mm | 60Si2MnA | ≥950kg | 44-48 | 0.80kg/pc |
| E2009 | Ø 20mm | 60Si2MnA | ≥950kg | 44-48 | 0.80kg/pc |
| E2039 | Ø 20mm | 60Si2MnA | ≥950kg | 44-48 | 0.80kg/pc |
| E2007 | Ø 20mm | 60Si2MnA | ≥950kg | 44-48 | 0.80kg/pc |
| E2055 | Ø 20mm | 60Si2MnA | ≥950kg | 44-48 | 0.80kg/pc |
| E2056 | Ø 20mm | 60Si2MnA | ≥950kg | 44-48 | 0.80kg/pc |
| E2063 | Ø 20mm | 60Si2MnA | ≥950kg | 44-48 | 0.80kg/pc |
In practical engineering applications, the compatibility of E-type clips is also reflected in the matching degree between their material properties and system requirements. The clip hardness range of 44-48 HRC ensures they can form an ideal friction pair with shoulder materials (such as QT450-10 ductile iron), while the diversity of surface treatment processes allows them to meet anti-corrosion requirements under various environmental conditions.
| Item | Railway E clip | |||
| Chemical Composition | 60Si2MnA | 60Si2CrA | 55Si2Mn | 38Si7 |
| C:0.56-0.64, Mn:060-0.90, Si:1.50-2.00, Cr:≤0.35, P:≤0.03, S:≤0.03 | C:0.56-0.64, Mn:0.40-0.70, Si:1.40-1.80, | C:0.52-0.60, Mn:0.60-0.90, Si:1.50-2.00, | C:0.35-0.42, Mn:0.50-0.80, Si:1.50-1.80, P:≤0.03, S:≤0.03 | |
| Cr:0.70-1.00 P:≤0.03, | Cr:≤0.35 | |||
| S:≤0.03 | P:≤0.03, S:≤0.03 | |||
| Hardness | 44-48 HRC | |||
| Fatigue Life | 3-5 million cycles without breaking | |||
| Surface | Plain Oiled, Oxygen Black, Zinc Plated, Hot Dip Galvanized, Dacro coating, Color Painting | |||
| Standard | UIC, AREMA, BS, RDSO, DIN, JIS, ISCR, VALEC, GOSTR- EASC, GB/T or other upon requirements | |||
Leveraging extensive engineering experience, GNEE RAILWAY RAILWAYL provides comprehensive compatibility assessment services to ensure E-type clips deliver optimal performance within specific fastening systems.
