Railway applications - Infrastructure - Flash butt welding of new rails - Part 1: R220, R260, R260Mn, R320Cr, R350HT, R350LHT, R370CrHT and R400HT grade rails in a fixed plant
This document specifies requirements for the approval of a welding process in a fixed plant, together with the requirements for subsequent welding production.It applies to new Vignole railway rails R220, R260, R260Mn, R320Cr, R350HT, R350LHT, R370CrHT and R400HT grade rails of 46 kg/ m and above, as contained in EN 13674 1, welded by a flash butt welding process in a fixed plant and intended for use on railway infrastructure.This document applies to the welding of rails into welded strings.
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