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D41X / F Manual Flange Butterfly Valve
Product Name:
D41X / F Manual Flange Butterfly Valve
Description:

法蘭型蝶閥

法蘭型蝶閥,主要適用于水廠、電廠、鋼廠冶煉、造紙,化工、飲食等系統供排水用,尤為適用自來水管道路上作為調節流量設備使用。
法蘭型蝶閥特點: 
1、結構長度短、重量輕、安裝方便。2、采用蝸輪傳動,扭矩小、啟閉靈活。3、合理的蝶板結構,流阻小,有可靠的密封性能。4、采用了LBP型自潤滑軸套,大幅度提高了其面壓強度和自身潤滑性能。5、可任意方向安裝,無定向密封限制。6、不用全部拆開閥門就可更換密封圈。7、立、臥安裝均可,使用方便。 
軟密封蝶閥技術參數:1、公稱壓力(PN)1.0Mpa(1.6Mpa)。2、強度試驗壓力為:PNXl.5。3、密封試驗壓力為:PNXl.1。 
法蘭型蝶閥概述 
法蘭型軟密封蝶閥是管線優先選用的常規蝶閥,具有結構簡潔,流阻系數小,流量特性趨于直線,不會滯留雜物。且重量輕,安裝方便,驅動扭矩較小的優點。這種閥門既可作切斷介質用,又可作調節介質的流量用。驅動配置根據用戶要求,分別可采用手動、電動、氣動等方式。選用不同材料的零件,配用不同材料的密封圈,可適應不同的介質、工況,使成本與性能達到最佳效果。 
軟密封蝶閥適用于溫度≤120℃或≤150℃,公稱壓力≤1.6Mpa給排水、污水、食品、供暖、燃氣、船舶、水電、冶金、能源系統以及輕紡等行業,特別適用于雙向密封和閥體易銹蝕場合,作調節流量和截流介質。
法蘭型蝶閥采用標準 :
 設 計 標 準:GB/T12238-1989; 
lS0 10631-1994或BS EN593-1998 
法蘭連接尺寸 GB/T17241.6-1998: 
IS0 7005-2或BSEN 1092-2002 
結 構 長 度 : GB/T1 2221-1989: 
lS0 5752-1988或BS EN558-1
 壓 力 試 驗:GB/T13927-1 992;JB/T9092-1999; 
lS0 5028-1993或BS 6755-l-1986


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