GB/T 17395-2024 Chinese PDF (GB/T17395-2024) GB/T 45410.2-2025 GB 30251-2024_Chinese: Norm of energy

GB 30251-2024_Chinese: Norm of energy consumption per unit production of refining and chemical industry (Chinese: 炼化行业单位产品能源消耗限额)

tests and safety aspects (Chinese: 电气和电子设备机械结构 户外机壳 第3部分：环境要求、试验及安全要求)

10-2025_Chinese: Refractory mortars - Part 10: Determination of permanent change in dimensions on heating (Chinese: 耐火泥浆 第10部分：加热永久线变化试验方法)

2-2024_Chinese: Assessment of uncertainty in the calibration and use of flow measurement devices - Part 2: Non-linear calibration relationships (Chinese: 流量测量装置校准和使用不确定度的评估 第2部分：非线性校准关系)

English versions: GB/T 18336

GB/T 17395-2024 Chinese PDF (GB/T17395-2024) GB/T 45410.2-2025 GB 30251-2024_Chinese: Norm of energyGB T 17395 2024_Chinese: Dimensions, shapes, masses and tolerances of steel tubes (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 17395 2024