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GB 50242-2002 第4.2.1条 Code for Acceptance of Construction Quality of Building Water Supply, Drainage and Heating Engineering

Indoor water supply给排水

GB 50242-2002 第4.2.1条

| **** | The hydrostatic pressure test of indoor water supply pipes must comply with the design requirements. When not specified in the design, the test pressure for water supply piping systems of all materials shall be 1.5 times the working pressure, but not less than 0.6 MPa. |

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