GB/T 3048.2 Test methods for electrical properties of wires and cables - Part 2: Tests for resistivity of metallic materials*, 2008-05-01 Update
GB/T 321 Preferred numbers-Series of preferred numbers
GB/T 4909.2 Test methods for bare wires.Part 2:Measurement of dimensions*, 2009-03-19 Update
GB/T 4909.3 Test methods for bare wires.Part 3:Tensile test*, 2009-03-19 Update
GB/T 5585.2-2005 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/T 5585.2-2005 Copper or aluminium and its alloy bus bars for electrical purposes Part 2:Aluminium and aluminium alloy bus bars has been changed from GB 5585.3-1985 Copper or aluminium and its alloy bus bars for electrical purposes--Part 3: Aluminium bus bar.
GB/T 5585.2-2005 Copper or aluminium and its alloy bus bars for electrical purposes Part 2:Aluminium and aluminium alloy bus bars has been changed from GB 5585.1-1985 Copper or aluminium and its alloy bus bars for electrical purposes--Part 1:General.