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選擇閘閥應當依照哪些原則?

發布時間:2019-11-29 15:48     來源:行業新聞

選用閘閥應遵循的原則:應是管道切斷用閥門的選擇;幾乎不受溫度和壓力的限制,但對于大口徑(例如DN1000mm以上)、中低壓場合(Class300及以下),不如選用蝶閥經濟,而且蝶閥重量輕,占用空間小;閥門的開啟高度與流通面積成非線性比例關系,一般只適用于全開或全閉的場合,不宜作調節使用。

閘閥

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