Räls och rälsdelar

Kommittébeteckning: SIS/TK 254 (Järnvägar)
Källa: CEN
Svarsdatum: den 25 jul 2019
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This document specifies requirements for the:

— approval of training facilities, testing and maintaining the skills of aluminothermic welders and welding trainers. It applies to those aluminothermic welding processes compliant with the requirements of EN 14730-1. It requires that the system for training and testing of welders be approved by the railway authority;

— approval of aluminothermic welding contractors. It applies to those contractors using aluminothermic welding processes compliant with the requirements of EN 14730-1 and who employ welders in the possession of a valid permit to weld as defined in Clause 4 of this standard;

— acceptance of the final aluminothermic weld inspections and aluminothermic weld inspectors approved by the railway authority. It does not cover any previous weld inspections by the welder or others.

This document also applies to aluminothermic welds produced on Vignole railway rail 46 kg/m and above, as contained in EN 13674-1.

Ämnesområden: Räls och rälsdelar
Kommittébeteckning: SIS/TK 254 (Järnvägar)
Källa: CEN
Svarsdatum: den 5 sep 2019
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This part of EN 13231 series defines the technical requirements and measurements for the acceptance of works for longitudinal and / or transverse reprofiling of railway rail heads in plain line, switches and crossings and expansion devices.

It applies to Vignole rails of 46 kg/m and above according to EN 13674-1.

Kommittébeteckning: SIS/TK 254 (Järnvägar)
Källa: CEN
Svarsdatum: den 12 sep 2019
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This document specifies the requirements for the draw gear and screw coupling for the end of rolling stock that is bound to couple with other rolling stock (freight wagons, locomotives, passenger vehicles, etc.).

This document covers the functionality, construction, interfaces and testing including pass/fail criteria for draw gear and screw coupling.

The document describes three categories of classification of draw gear and screw coupling, (1 MN, 1,2 MN and 1,5 MN).

Coupling systems between permanently coupled vehicle units are not in the scope of this document.