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See Chinese contents: TB/T 2809-2017 TB/T 2809-2017: Copper and copper alloy contact wires for electric railway
This Standard specifies the terms and definitions, product classification, technical requirements, inspection methods, inspection rules, packaging and marking, storage and transportation of copper and copper alloy contact wires for electric railway (known as contact wires for short). This Standard applies to copper and copper alloy contact wires for electric railway contact systems. Contact wires for overhead contact systems of urban rail transit and industrial and mining enterprises may also refer to this Standard.
