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GB 50974-2014 第13.1.6条 Technical Code for Fire Protection Water Supply and Hydrant Systems

Commissioning消防工程

GB 50974-2014 第13.1.6条

| **** | Pressure-reducing valve commissioning: for proportional pressure-reducing valves, the ratio of inlet pressure to outlet pressure should not exceed 3:1; for adjustable pressure-reducing valves, the pressure difference between inlet and outlet should not exceed 0.4 MPa. |

Other clauses of this standard

GB 50974-2014 第1.0.1条Technical code for fire protection water supply and hydrant…
GB 50974-2014 第1.0.2条Technical Code for Fire Protection Water Supply and Hydrant…
GB 50974-2014 第1.0.3条Technical code for fire protection water supply and hydrant…
GB 50974-2014 第1.0.4条Technical code for fire protection water supply and hydrant…
GB 50974-2014 第2.1.1条Technical code for fire protection water supply and hydrant…
GB 50974-2014 第2.1.2条Technical Code for Fire Protection Water Supply and Hydrant…
GB 50974-2014 第2.1.3条Technical Code for Fire Protection Water Supply and Hydrant…
GB 50974-2014 第2.1.4条Technical code for fire protection water supply and hydrant…
GB 50974-2014 第2.1.5条Technical Code for Fire Protection Water Supply and Hydrant…
GB 50974-2014 第2.1.6条Technical code for fire protection water supply and hydrant…
GB 50974-2014 第2.1.7条Technical Code for Fire Protection Water Supply and Hydrant…
GB 50974-2014 第2.1.8条Technical code for fire protection water supply and hydrant…

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