Double orifice air valve |
Standard: Q/TF-B27P.01 Nominal pressure: PN1.0-1.6Mpa Nominal diameter: DN50 -300mm Suitable temperature80 Materials: cast ironductile iron Leakage rate: GB/T13927 Class A Equipped with one big orifice and one small orifice. The big one can release and/or suction air in large amount, small one can release air during water supplying. Matching pipe size is DN400 -1600mm . |
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