This standard is mainly applicable to electrical copper busbars.
GB 5585.2-1985 history
2018GB/T 5585.1-2018 Copper or aluminium and its alloy bus bars for electrical purposes—Part 1: Copper and copper alloy bus bars
2005GB/T 5585.1-2005 Copper or aluminium and its alloy bus bars for electrical purposes Part 1:Copper and copper alloy bus bars
1985GB 5585.2-1985 Copper or aluminium and its alloy bus bars for electrical purposes--Part 2: Copper bus bar
GB 5585.2-1985 Copper or aluminium and its alloy bus bars for electrical purposes--Part 2: Copper bus bar was changed to GB/T 5585.1-2005 Copper or aluminium and its alloy bus bars for electrical purposes Part 1:Copper and copper alloy bus bars.