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English versions: GB/T 21200-2024
GB/T 45612-2025_Chinese: 1 100 MPa spline-drive bolts with MJ threads for aerospace (Chinese: 航空航天用1100MPa MJ螺纹花键头螺栓)
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)
English versions: GB/T 12979-2024
GB/T 45082-2024_Chinese: Internet of things - General technical requirements for ubiquitous-terminal operating system (Chinese: 物联网 泛终端操作系统总体技术要求)
GB/T 22723-2024 Chinese PDF (GB/T22723-2024) GB/T 27647-2024 English versions: GB/T 21200-2024GB T 22723 2024_Chinese: Natural gas Energy determination (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 22723 2024
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