GB/T 13748.24-2025 Chinese PDF (GB /T13748.24-2025) GB/T 12385-2025 2-2024_Chinese: Mechanical structures for electrical

2-2024_Chinese: Mechanical structures for electrical and electronic equipment - Outdoor enclosures - Part 2: Coordination dimensions (Chinese: 电气和电子设备机械结构 户外机壳 第2部分：协调尺寸)

GB/T 12385-2025_Chinese: Standard test methods for sealability of gaskets for pipe flanges (Chinese: 管法兰用垫片密封性能试验方法)

GB/T 15972

English versions: GB 45186-2024

English versions: GB 45246-2025

GB/T 13748.24-2025 Chinese PDF (GB /T13748.24-2025) GB/T 12385-2025 2-2024_Chinese: Mechanical structures for electricalGB T 13748. 24 2025_Chinese: Methods for chemical analysis of magnesium and magnesium alloys Part 24: Determination of trace impurity elements contents Glow discharge mass spectrometry (Chinese: 24 ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 13748. 24 2025