Shenyang Taike Fluid Control Co.,Ltd

Shenyang Taike Fluid Control Co.,Ltd

Construction, Installation Of Butterfly Valves

1), installation location, altitude, direction of import and export must comply with the design requirements, connection should be solid and tight.

2), installed on the pipeline insulation of all kinds of manual valves, handles are not down.

3), valve must be made before installing Visual inspection, valve plate should be consistent with existing national standards GB 12220 provisions of the General valve mark. Working pressure 1.0 MPa and play a role in cutting on the main pipeline valves, strength and tightness test should be carried out before installation, after passing the subject. Strength test, the test pressure is 1.5 times of the nominal pressure, duration of not less than 5min, valve body, packing should be no leakage is qualified. When the leak test, the test pressure for the nominal pressure of 1.1 times; duration of test pressure in the test shall conform to GB 50243 requirements, based on valve sealing surface leakage is qualified.

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