GB/T 7409.1-2024 Chinese PDF (GB/T7409.1-2024) GB/T 20032-2024 GB/T 34497-2023_Chinese: Copper and copper

GB/T 34497-2023_Chinese: Copper and copper alloy strip and foil for terminal connectors (Chinese: 端子连接器用铜及铜合金带箔材)

English versions: GB/T 24631

24-2024_Chinese: Safety of household and similar electrical appliances - Part 24: Particular requirements for washing machines (Chinese: 家用和类似用途电器的安全 第24部分：洗衣机的特殊要求)

3-2023_Chinese: Electromagnetic compatibility - Testing and measurement techniques - Part 3: Radiated

GB/T 45649-2025_Chinese: Technical guidelines for the application of coaxial turbine units in metallurgical waste heat and pressure energy recovery (Chinese: 冶金余热余压能量回收同轴机组应用技术指南)

GB/T 7409.1-2024 Chinese PDF (GB/T7409.1-2024) GB/T 20032-2024 GB/T 34497-2023_Chinese: Copper and copperGB T 7409. 1 2024_Chinese: Excitation systems for synchronous machines Part 1: Definitions (Chinese: 1) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 7409. 1 2024