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1.流体阻力小,其阻力系数与同长度的管段相等。

2.结构简单、体积小、重量轻。

3.紧密可靠,目前球阀的密封面材料广泛使用塑料、密封性好,在","CompanyName":"上海工开阀门制造有限公司","CompanyID":"76006","MarketPrice":"-1","PsOrder":"0","PgID":"0","MaxOrder":"0","CityID":"3","City":"上海市","Address":"上海市","PropertysValue":"","HitNumber":"406","FrontShow":"0","IsCharges":"0","Year":"8","StarNum":"2","UpdateAndClientSort":"8081820","StandUrl":"/st76006","UpdateTime":"2018/5/14 9:00:00","TodayIsUpdate":"0","AttType":"0","AttState":"0","AttAddType":"0","IsSeoCreate":"","IsOnlinePay":"0","MinPrice":"0.00","MaxPrice":"0.00","ClassID":"1759","productonlinetime":"1900/1/1 0:00:00","OnLineDate":"1900/1/1 0:00:00","DownLineDate":"1900/1/1 0:00:00","BrandPicDomin":"","BrandPicName":"","BrandProperty":"","PBrandID":"0","IsHadVideo":"0","VideoTime":"0","ShowPrice":"0.00"},{"ID":"4404468","Picture":"2/20150420/635651362245228473109.jpg","PictureDomain":"img66","Name":"电动球阀,电动法兰球阀,电动浮动球阀","Type":"Q941F","Descrip":"电动球阀电动球阀,电动法兰球阀,电动浮动球阀便、敏捷,只需旋转90°即可快速启闭;并且还同时具有良好的流量调节功效和封闭密封特性,在大中口径、中低压力的应用范畴,球阀是主导的阀门情势。","CompanyName":"永嘉明科阀门有限公司","CompanyID":"117463","MarketPrice":"-1","PsOrder":"0","PgID":"64","MaxOrder":"0","CityID":"101","City":"温州市","Address":"温州市","PropertysValue":"","HitNumber":"682","FrontShow":"0","IsCharges":"0","Year":"5","StarNum":"5","UpdateAndClientSort":"8081820","StandUrl":"/st117463","UpdateTime":"2018/5/14 9:00:00","TodayIsUpdate":"0","AttType":"0","AttState":"0","AttAddType":"0","IsSeoCreate":"","IsOnlinePay":"0","MinPrice":"0.00","MaxPrice":"0.00","ClassID":"2852","productonlinetime":"1900/1/1 0:00:00","OnLineDate":"1900/1/1 0:00:00","DownLineDate":"1900/1/1 0:00:00","BrandPicDomin":"","BrandPicName":"","BrandProperty":"","PBrandID":"0","IsHadVideo":"0","VideoTime":"0","ShowPrice":"0.00"}]