Gnee (Tianjin) Multinational Trade Co., Ltd.
Gnee (Tianjin) Multinational Trade Co., Ltd.
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Railroad rail shoulders, also known as rail iron shoulders, rail fastening inserts, railroad shoulder inserts, or railway cast-in anchors, are installed on concrete rail ties in railway systems to provide support and secure elastic rail clips.
GNEE rail offers top-quality rail shoulders made from the finest iron materials. We are a professional manufacturer of railway products, producing a comprehensive range of rail shoulders. If you have any requirements, please feel free to contact us.
| Name | Cast Iron Shoulder | ||
| Type | Railroad Shoulder for Concrete Tie | ||
| Or the type by customers' drawings | |||
| Material | QT500-7 (GGG50) | QT450-10(GGG45) | QT400-15(GGG40) |
| Chemical composition(%) | C:3.60-3.80, Mn:≤0.6, 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:3.5-3.60, Mn: ≤0.5, Si:3.00-3.20 ,P:≤0.07, S:≤0.02 |
| Surface | plain (oiled) | ||
| Material | Tensile Strength(Mpa) | Yield Strength(Mpa) | Elongation(%) |
| QT400-15(GGG40) | 400 | 250 | 15 |
| QT450-10(GGG45) | 450 | 310 | 10 |
| QT500-7 (GGG50) | 500 | 320 | 7 |