bS 70A rail
BS 70A Rail is a standard specification for railway tracks commonly used in railway construction and maintenance. It complies with British Standards (BS) requirements, providing a reliable track foundation for supporting railway vehicles and cargo transport.
As a professional and reliable supplier that offering a full range of rail tracks, GNEE Rail guarantees that our products conform to BS standards, including BS50'O', BS60A, BS60R, BS70A, BS75A, BS75R, BS80A, BS80R, BS90A, BS100A, and BS113A, etc. We specialize in providing tailored solutions to meet the specific requirements of our customers. And we can produce all the steel rails you need. For further inquiries or details, please do not hesitate to reach out to us.
chemical composition of BS 70 A
| chemical composition | Minimum (%) | Maximum (%) |
|---|---|---|
| C | 0.60 | 0.80 |
| Si | 0.10 | 0.50 |
| Mn | 0.80 | 1.30 |
| P | - | <= 0.040 |
| S | - | <= 0.040 |
| Cr | - | - |
| V | - | - |
This table outlines the minimum and maximum percentages of each element in the chemical composition of BS 70 A rail, with '-' indicating that there is no specified minimum or maximum value for the elements Chromium (Cr) and Vanadium (V).
mechanical properties
| Property | Minimum | Maximum |
|---|---|---|
| Tensile Strength (Rm) (N/mm²) | 880 | 1030 |
| Elongation (A) (%) | 10 | - |
| Hardness of the rail running surface | ||
| (Centre Line) (HBW10/3000) | 260 | 300 |
GNEE BS Type rail dimensions
| SIZE | Dimension(mm) | Theoretical Weight (kg/m) |
|||
| Head Width | Height | Base Width | Web | ||
| 50`O | 52.39 | 100.01 | 100.01 | 10.32 | 24.833 |
| 60A | 57.15 | 114.3 | 109.54 | 11.11 | 30.618 |
| 60R | 57.15 | 114.3 | 109.54 | 11.11 | 29.822 |
| 70A | 60.32 | 123.82 | 111.12 | 12.3 | 34.807 |
| 75A | 61.91 | 128.59 | 114.3 | 12.7 | 37.455 |
| 75R | 61.91 | 128.59 | 122.24 | 13.1 | 37.041 |
| 80A | 63.5 | 133.35 | 117.47 | 13.1 | 39.761 |
| 80R | 63.5 | 133.35 | 127 | 13.49 | 39.674 |
| 90A | 66.67 | 142.88 | 127 | 13.89 | 45.099 |
| 100A | 69.86 | 152.4 | 133.35 | 15.08 | 50.182 |
Steel Rail Supplier
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