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W系列蝶閥
專業生產、銷售各類電、氣動調節閥,電、氣動蝶閥,球閥
W7雙偏心蝶閥
W7系列高性能蝶閥是一種雙偏心蝶閥,閥板與閥座具有獨特的結構設計,因此具有優良的切斷性能和耐久性能,是一種用途廣泛的高性能調節閥。
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W7系列高性能蝶閥是一種雙偏心蝶閥,閥板與閥座具有獨特的結構設計,因此具有優良的切斷性能和耐久性能,是一種用途廣泛的高性能調節閥。


選型

①閥門類型  W:蝶閥

②閥門結構形式

7
雙偏心密封蝶閥


③連接方式:

1
對夾式


④閥門流道形式

1
直通型


⑤閥門特性(多個特征按表內順序填寫)

閥體及

上蓋結構

標準型
流量特性0
ON/OFF
閥座Y
密封形式硬密封


⑥公稱通徑+公稱壓力

公稱通徑+公稱壓力

國標-100P16:DN100PN16


例:DN100PN16對夾式硬密封,閥門流道形式為直通型,流量特性:ON/OFF

W711OY -100P16


外形尺寸

image.png


DN50~DN200

DNPNH1H2?D2LAGS?CJKE
501682701024442.514710125.422.4M10
65161118211848822711.214.8125.422.4M10
80161209313248822711.214.8125.422.4M10
1001613311015754822711.214.8125.422.4M10
1251613512018657822711.214.8125.422.4M10
150161521352175782271418125.422.4M10
2001618717227364822715.921.9125.422.4M10
2501623120233071972820.628142.737.3M12
3001626024137681973323.833.3142.737.3M12
504081.8701024442.514710125.422.4M10
6540111.182.511848822711.214.8125.422.4M10
8040120.59313248822711.214.8125.422.4M10
10040133.311015754822711.214.8125.422.4M10
1254013512018657822711.214.8125.422.4M10
1504017415321759822715.921.9125.422.4M10
2004021218027373952820.628142.737.3M12


image.png



DN250~DN300

DNPNH1H2?D2LAGS?CJKE?D3Q
25040254222327831003323.833.3142.737.3M12387.41"-8UN
30040282284385921054128.737142.737.3M12450.81 1/8"-8UN

制造范圍及適用工況

公稱通徑:DN50~DN300

公稱壓力:PN16~PN40

適用工況:需要快速可靠切斷的場合


材料適用范圍

下表為不同閥體材質在不同的溫度下的工作壓力


單位:Mpa
溫度/℃PN16/CLASS   150PN40/CLASS   300
WCBWC6CF8CF8MWCBWC6CF8CF8M
-29~381.9621.91.95.115.174.964.96
501.921.921.841.845.015.114.784.81
1001.771.771.571.624.644.884.094.22
1501.581.581.391.484.524.643.633.85
2001.41.41.261.374.384.553.283.77
2501.211.21.171.214.174.453.053.34
3001.021.021.021.023.874.422.913.16
3500.840.840.840.843.74.022.813.04
3750.740.740.740.743.653.882.782.97
4000.650.650.650.653.453.662.752.91
4250.560.560.560.562.883.512.722.87
4500.470.470.470.4723.382.692.81
4750.370.370.370.371.353.172.662.74
5000.280.280.280.280.882.782.612.68
5250.190.190.190.190.522.032.392.58


Cv值

DNPNCVPNCV
501657--
6516784078
801616540165
1001640040400
12516650--
150161050401050
200162200401800
250163300403150
300165100404750