BS11:1985 is a British Standard about specifications and sections of flat-bottom railway rails. This standard specifies the requirements for the quality of steel, dimensions, tolerances, and technical condition of railway rails of 24.8 kg/m and greater linear mass.
AGICO is a professional railroad track supplier. We provide BS rails and various standards of rails such as Chinese standard (GB standard rails), American standard (ASTM/AREMA rails), European standard (EN/DIN rails), Australian standard (AS rails), Indian standard (ISCR rails), Japnese standard (JIS rails), South African standard (ISCOR rails), etc.
British Standard Rail (BS11:1985 )
- Standard: BS11:1985
- Material: 900A/700
- Length: 6-25m
Specification of BS rails
| Size | Head (mm) | Height (mm) | Base (mm) | Web (mm) | Nominal weight (kg/m) | Material | Length （m） |
| BS113A Rail | 69.85 | 158.75 | 139.7 | 20 | 56.398 | 900A | 8-25 |
| BS100A Rail | 69.85 | 152.4 | 133.35 | 15.08 | 50.182 | 900A | 8-25 |
| BS90A Rail | 66.67 | 142.88 | 127 | 13.89 | 45.099 | 900A | 8-25 |
| BS80A Rail | 63.5 | 133.35 | 117.47 | 13.1 | 39.761 | 900A | 8-25 |
| BS75A Rail | 61.91 | 128.59 | 114.3 | 12.7 | 37.455 | 900A | 8-25 |
| BS70A Rail | 60.32 | 123.82 | 111.12 | 12.3 | 34.807 | 900A | 8-25 |
| BS60A Rail | 57.15 | 114.3 | 109.54 | 11.11 | 30.618 | 900A | 6-18 |
| BS80R Rail | 63.5 | 133.85 | 127 | 13.49 | 39.374 | 900A | 8-25 |
| BS75R Rail | 61.91 | 128.59 | 122.24 | 13.1 | 37.041 | 900A | 8-25 |
| BS60R Rail | 57.15 | 114.3 | 109.54 | 11.11 | 29.822 | 700 | 6-18 |
| BS50 O Rail | 52.39 | 100.01 | 100.01 | 10.32 | 24.833 | 700 | 6-18 |