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sklademVydáno: 2019-04-25
BS EN 13674-4:2019
Railway applications. Track. Rail Vignole railway rails from 27 kg/m to, but excluding 46 kg/m
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| Označení normy: | BS EN 13674-4:2019 |
| Počet stran: | 72 |
| Vydáno: | 2019-04-25 |
| ISBN: | 978 0 580 77861 2 |
| Status: | Standard |
Popis
BS EN 13674-4:2019
This standard BS EN 13674-4:2019 Railway applications. Track. Rail is classified in these ICS categories:
- 93.100 Construction of railways
- 45.080 Rails and railway components
This document specifies flat bottom Vignole railway rails from 27 kg/m to, but excluding 46 kg/m.
Eight pearlitic steel grades are specified covering a rail hardness range of 200 HBW to 440 HBW and include non-heat-treated non-alloy steels, non-heat-treated alloy steels, heat-treated non-alloy steels and heat-treated alloy steels.
There are 15 rail profiles specified in this document, but these may not be available in all steel grades.