NR RT/CE/S/131
Flash-Welded Rails: Crossings, Switch Rails & Transition Rails (aka NR/SP/TRK/131)
Organization: | NR |
Publication Date: | 1 August 2003 |
Status: | active |
Page Count: | 30 |
scope:
This specification covers joints made by flash welding between pearlitic rails of the 56E1 and 60E1 profiles and either grade 260 or grade 350HT steel and cast austenitic manganese crossings.
See RT/CE/S/001 for the depot flash-welding of strings of new rail, and RT/CE/S/130 for on-site flashwelding of rail.
PURPOSE
To ensure the serviceability of flash welded joints incorporated in cast austenitic manganese steel crossings, switch rails and transition rails.
Document History
