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See Chinese contents: TB/T 2344-2012 TB/T 2344-2012: [Including 2017XG1] Technical specifications for the procurement of 43 kg/m~75 kg/m rails
This Standard specifies the terms and definitions, ordering required information, type size and limit deviation, technical requirements, test methods, inspection rules, marking and quality certificate, quality assurance, and the like contents of 43kg/m ~ 75kg/m rails. This Standard is applicable to the 43kg/m ~ 75kg/m hot-rolled and online heat-treated rails for the railway with the maximum running speed of 160km/h. this Standard can be referred by the heat-treated rails for high-speed railways.
