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English versions: GB/T 15972
English versions: GB/T 19799
GB/T 24851-2024_Chinese: Specification for equipping and managing of measuring instrument of energy in building material industry (Chinese: 建筑材料行业能源计量器具配备和管理要求)
English versions: GB/T 17591-2025
1-2024_Chinese: Mechanical vibration - Measurement and evaluation of machine vibration - Part 1: General guidelines (Chinese: 机械振动 机器振动的测量和评价 第1部分：总则)
GB/T 2624.5-2024 Chinese PDF (GB /T2624.5-2024) GB/T 21551.4-2024 English versions: GB/T 15972GB T 2624. 5 2024_Chinese: Measurement of fluid flow by means of pressure differential devices inserted in circular cross section conduits running full Part 5: Cone devices (Chinese: 5) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 2624. 5 2024
US$ 113.89
US$ 179.56
