Weed Orthopedic Implants
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Rail shoulder is cast in the concrete rail ties to fix the elastic rail clips. There are two types of rail shoulders available: the cast-in shoulder and the weld-on rail shoulder, both of which are used for the fixing of elastic rail clips.
| Technical Reference | |||
|---|---|---|---|
| Standard | GB 1348-88 | GB 1348-88 | GB 1348-89 |
| Chemical Composition (%) | C:3.60-3.80, Si:2.50-2.90, P:≤0.08, S:≤0.025 | C:3.40-3.90, Mn:0.2-0.5, Si:2.70-3.00, P:≤0.07, S:≤0.03 | C:3.50-3.60, Mn:≤0.5, Si:3.0-3.2, P:≤0.07, S:≤0.02 |
| Tensile Strength | ≥500 Mpa | ≥450 Mpa | >400 Mpa |
| Yield Strength | ≥320 Mpa | ≥310 Mpa | ≥250 Mpa |
| Hardness | 170~230HB | 160-210HB | 130~180HB |
| Metallographic Org. | Ferrite + Pearlite | Graphite + Ferrite + Pearlite | Ferrite |
| Surface | Plain (Oiled) | - | - |
Manufactured from high-grade materials such as QT500-7 and QT450-10, ensuring exceptional strength and durability for demanding railway applications.
Available in cast-in and weld-on versions, compatible with UIC54, UIC60, 50kg, and 60kg rails to meet diverse engineering standards.
Utilizes hot forging and precision engineering to enhance mechanical properties, ensuring consistent quality and long-term reliability.
