GB/T 23561.12-2024 Chinese PDF (GB/T23561.12-2024) GB/T 1346-2024 English versions: GB/T 16895

English versions: GB/T 16895

GB/T 6829-2024_Chinese: General safety requirements for residual current operated protective devices (Chinese: 剩余电流动作保护电器的一般安全要求)

GB/T 29627

GB/T 44945-2024_Chinese: Textiles - Quantitative chemical analysis - Mixtures of mulberry silk and tussah silk (Chinese: 纺织品 定量化学分析 桑蚕丝与柞蚕丝的混合物)

DN25～DN80 (Chinese: 液压传动连接 法兰连接 第3部分：42 MPa、DN25～DN80方形系列)

GB/T 23561.12-2024 Chinese PDF (GB/T23561.12-2024) GB/T 1346-2024 English versions: GB/T 16895GB T 23561. 12 2024_Chinese: Methods for determining the physical and mechanical properties of coal and rock Part 12: Method for the determination coal hardiness coefficients (Chinese: 12 : ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 23561. 12 2024