GNEE cast iron rail shoulders are manufactured from pearlitic malleable iron (M.C.I. Inserts) and spheroid graphite iron (S.G.C.I. Inserts). We are committed to providing high-quality cast iron rail shoulders, we also offer customization according to customer requirements, feel free to contact us.
| Material | Material Chemical Composition〔%〕 | Tensile Strength (Mpa) | Yield Strength (Mpa) | Elongation (%) | ||||
| C | Si | Mn | P | S | ||||
| QT400-15 (GGG40) | 3.6-.36 | 3.0-3.2 | 0.5 | 0.07 | 0.02 | 400 | 250 | 15 |
| QT450-10 (GGG45) | 3.4-3.9 | 3.7-3.0 | 0.5 | 0.07 | 0.03 | 450 | 310 | 10 |
| QT500-7 (GGG50) | 3.4-3.8 | 2.5-2.9 | 0.6 | 0.08 | 0.025 | 500 | 320 | 7 |
We offer two types of cast iron rail shoulders. single stem iron shoulders, mainly used for pre-stressed concrete ties, and twin stem iron shoulders, commonly used in Bi-Block or twin block concrete ties. Of course, we also manufacture other types of rail shoulders. Feel free to inquire for more information.
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Our skilled team from GNEE factory is dedicated to delivering precision and reliability in every railway product we manufacture. Welcome customers to send us their drawings for customized orders.
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