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GB/T 45465.1-2025 Chinese PDF (GB /T45465.1-2025) GB/T 20717-2024 GB/T 4213-2024_Chinese: Pneumatic control valves
GB/T 45465.1-2025 Chinese PDF (GB /T45465.1-2025) GB/T 20717-2024 GB/T 4213-2024_Chinese: Pneumatic control valves
$34.95
Description
GB/T 4213-2024_Chinese: Pneumatic control valves (Chinese: 气动控制阀)
English versions: GB/T 37150-2025
17-2024_Chinese: Safety requirements for electrical equipment for measurement
1-2025_Chinese: Testing and calculating methods for seasonal performance factor of energy recovery ventilators for outdoor air handling - Part 1: Seasonal performance factor of sensible heating recovery (Chinese: 热回收新风机组季节性能系数测试和计算方法 第1部分：供热显热回收季节性能系数)
English versions: GB/T 32588
GB/T 45465.1-2025 Chinese PDF (GB /T45465.1-2025) GB/T 20717-2024 GB/T 4213-2024_Chinese: Pneumatic control valvesGB T 45465. 1 2025_Chinese: Testing and calculating methods for seasonal performance factor of energy recovery ventilators for outdoor air handling Part 1: Seasonal performance factor of sensible heating recovery (Chinese: 1) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45465. 1 2025
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