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    [{"ID":"8590671","Picture":"2/20181017/636753872626333818139.jpg","PictureDomain":"img48","Name":"水锤压力小的止回阀厂家直销","Type":"H76X-16C/P/R","Descrip":"H76X水锤压力小的止回阀厂家直销阀瓣行程短,且有弹簧辅助关闭.关阀速度快。H76型的水锤压力小只有H44型的1/2-1/5.结构长度很短,体积小,重量轻,为阀门的安装,搬运,存放及管道的布置带来很大的便利,并能大量节约材料,降低造价。可水平安装可垂直安装。","CompanyName":"浙江三精阀门有限公司","CompanyID":"21901","MarketPrice":"450","PsOrder":"2477","PgID":"88","MaxOrder":"3","CityID":"101","City":"温州市","Address":"温州市","PropertysValue":"","HitNumber":"150","FrontShow":"0","IsCharges":"1","Year":"11","StarNum":"5","UpdateAndClientSort":"108306855","StandUrl":"/st21901","UpdateTime":"2018/10/17 15:35:14","TodayIsUpdate":"0","AttType":"0","AttState":"3","AttAddType":"1","IsSeoCreate":"0","IsOnlinePay":"0","MinPrice":"0.00","MaxPrice":"0.00","ClassID":"4343","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":"8342640","Picture":"2/20180402/636582750206484580728.jpg","PictureDomain":"img50","Name":"对夹升降式止回阀","Type":"H71","Descrip":"H71对夹升降式止回阀的体积流量与压力降关系:
    水的当量体积流量Vw与实际流体的体积流量v按下式换算:
    公式图
    式中:Vw一水的当量体积流量.l/s;
    P*体密度,kg/m3v一实际流体的体积流量,I/s;
    v一实际流体的体积流量,I/s。","CompanyName":"上海明精防腐阀门制造有限公司","CompanyID":"18576","MarketPrice":"-1","PsOrder":"2890","PgID":"91","MaxOrder":"3","CityID":"3","City":"上海市","Address":"上海市","PropertysValue":"","HitNumber":"378","FrontShow":"0","IsCharges":"1","Year":"12","StarNum":"4","UpdateAndClientSort":"108021651","StandUrl":"/st18576","UpdateTime":"2018/4/2 14:11:54","TodayIsUpdate":"0","AttType":"0","AttState":"3","AttAddType":"0","IsSeoCreate":"0","IsOnlinePay":"0","MinPrice":"0.00","MaxPrice":"0.00","ClassID":"20350","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":"56623","Picture":"2/2008/633551279460000000.jpg","PictureDomain":"img42","Name":"对夹式止回阀","Type":"","Descrip":"对夹式止回阀","CompanyName":"上海明精防腐阀门制造有限公司","CompanyID":"2823","MarketPrice":"-1","PsOrder":"2098","PgID":"91","MaxOrder":"3","CityID":"0","City":"","Address":"","PropertysValue":"","HitNumber":"1859","FrontShow":"0","IsCharges":"1","Year":"14","StarNum":"2","UpdateAndClientSort":"107631329","StandUrl":"/st2823","UpdateTime":"2017/7/5 12:49:54","TodayIsUpdate":"0","AttType":"0","AttState":"3","AttAddType":"1","IsSeoCreate":"","IsOnlinePay":"0","MinPrice":"0.00","MaxPrice":"0.00","ClassID":"2221","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":"1687951","Picture":"2/20110322/634364012521315277.jpg","PictureDomain":"img45","Name":"对夹蝶式止回阀","Type":"H76","Descrip":"蝶式止回阀用于纯净管路及工业、环保、水处理、高层建筑给排水管路,阻止介质逆向流动之用。该止回阀采用对夹式,蝶板为两个半圆","CompanyName":"上海仪欣阀门有限公司","CompanyID":"51852","MarketPrice":"-1","PsOrder":"","PgID":"91","MaxOrder":"3","CityID":"3","City":"上海市","Address":"上海市","PropertysValue":"","HitNumber":"582","FrontShow":"0","IsCharges":"1","Year":"10","StarNum":"3","UpdateAndClientSort":"107629827","StandUrl":"/st51852","UpdateTime":"2017/7/4 11:47:12","TodayIsUpdate":"0","AttType":"0","AttState":"3","AttAddType":"1","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":"318657","Picture":"2/20090308/633721208998723750.jpg","PictureDomain":"img42","Name":"止回阀","Type":"H72N/Y-160-320高压对夹式止回阀","Descrip":"止回阀:H72N/Y-160-320高压对夹式","CompanyName":"浙江扬子江泵业有限公司","CompanyID":"17296","MarketPrice":"100","PsOrder":"2700","PgID":"88","MaxOrder":"3","CityID":"0","City":"","Address":"","PropertysValue":"","HitNumber":"610","FrontShow":"0","IsCharges":"1","Year":"12","StarNum":"3","UpdateAndClientSort":"107124149","StandUrl":"/st17296","UpdateTime":"2016/7/18 7:49:11","TodayIsUpdate":"0","AttType":"0","AttState":"3","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":"5890576","Picture":"2/20160521/635994231486856936675.jpg","PictureDomain":"img52","Name":"供应D371X不锈钢阀门","Type":"","Descrip":"供应D371X不锈钢阀门,高真空蝶阀,对夹式蝶阀,不锈钢对夹式蝶阀厂家采用精密的J形弹性密封圈和三偏心多层次金属硬密封结构,被广泛用于介质温度≤425℃的治金、电力、石油化工、以及给排水和市政建设等工业管道上,作调节流量和载断流体使用","CompanyName":"温州弘凌泵阀有限公司","CompanyID":"21920","MarketPrice":"-1","PsOrder":"1625","PgID":"63","MaxOrder":"2","CityID":"101","City":"温州市","Address":"温州市","PropertysValue":"","HitNumber":"183","FrontShow":"0","IsCharges":"1","Year":"11","StarNum":"5","UpdateAndClientSort":"107040785","StandUrl":"/st21920","UpdateTime":"2016/5/21 10:25:57","TodayIsUpdate":"0","AttType":"0","AttState":"3","AttAddType":"1","IsSeoCreate":"","IsOnlinePay":"0","MinPrice":"0.00","MaxPrice":"0.00","ClassID":"4343","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":"8166341","Picture":"2/20171116/636464470380978006400.jpg","PictureDomain":"img63","Name":"【不锈钢对夹式止回阀】不锈钢圆片式止回阀","Type":"H71W","Descrip":"一、产品【不锈钢对夹式止回阀】不锈钢圆片式止回阀止回阀对夹式止回阀的详细资料:
    产品型号:H71产品名称:对夹升降式止回阀产品特点:
    二、流体力学性能:
    H71对夹升降式止回阀的体积流量与压力降关系:","CompanyName":"上海明精防腐阀门制造有限公司","CompanyID":"18576","MarketPrice":"-1","PsOrder":"2890","PgID":"91","MaxOrder":"3","CityID":"3","City":"上海市","Address":"上海市","PropertysValue":"","HitNumber":"308","FrontShow":"0","IsCharges":"1","Year":"12","StarNum":"5","UpdateAndClientSort":"107824513","StandUrl":"/st18576","UpdateTime":"2017/11/16 16:33:28","TodayIsUpdate":"0","AttType":"0","AttState":"3","AttAddType":"0","IsSeoCreate":"0","IsOnlinePay":"0","MinPrice":"0.00","MaxPrice":"0.00","ClassID":"20350","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":"7703054","Picture":"2/20170714/636356463105684047814.jpg","PictureDomain":"img60","Name":"【H71H】对夹升降式止回阀","Type":"H71H","Descrip":"【H71H】对夹升降式止回阀不锈钢对夹式升降式止回阀的体积流量与压力降关系:
    水的当量体积流量Vw与实际流体的体积流量v按下式换算:
    公式图
    式中:Vw一水的当量体积流量.l/s;
    P*体密度,kg/m3v一实际流体的体积流量,I/s;
    v一实际流体的体积流量,I/s。","CompanyName":"上海明精防腐阀门制造有限公司","CompanyID":"18576","MarketPrice":"-1","PsOrder":"2890","PgID":"91","MaxOrder":"3","CityID":"3","City":"上海市","Address":"上海市","PropertysValue":"","HitNumber":"281","FrontShow":"0","IsCharges":"1","Year":"12","StarNum":"5","UpdateAndClientSort":"107644500","StandUrl":"/st18576","UpdateTime":"2017/7/14 16:20:58","TodayIsUpdate":"0","AttType":"0","AttState":"3","AttAddType":"0","IsSeoCreate":"","IsOnlinePay":"0","MinPrice":"0.00","MaxPrice":"0.00","ClassID":"20350","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":"2864375","Picture":"2/20170414/636277580473374607804.jpg","PictureDomain":"img60","Name":"WM410系列止回阀,圆片式止回阀 对夹式止回阀","Type":"WM410","Descrip":"WM410系列止回阀,圆片式止回阀对夹式止回阀产品概述:本公司生产的WM410系列对夹圆片式止回阀,是一种超薄形止回阀,它具有结构简单、外形美观、重量轻、安装方便等优点。该阀主要适用于给水系统、石油、化工、冶金等工业部门对有安装空间限制的场所Z为适用。","CompanyName":"上海明精防腐阀门制造有限公司","CompanyID":"18576","MarketPrice":"-1","PsOrder":"2890","PgID":"91","MaxOrder":"3","CityID":"3","City":"上海市","Address":"上海市","PropertysValue":"","HitNumber":"332","FrontShow":"0","IsCharges":"1","Year":"12","StarNum":"5","UpdateAndClientSort":"107513031","StandUrl":"/st18576","UpdateTime":"2017/4/14 9:11:26","TodayIsUpdate":"0","AttType":"0","AttState":"3","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":"6822179","Picture":"2/20170119/636204351347649005524.jpg","PictureDomain":"img60","Name":"H71对夹升降式止回阀","Type":"H71型","Descrip":"一、产品H71对夹升降式止回阀,对夹式止回阀,的详细资料:
    产品型号:H71产品名称:对夹升降式止回,,对夹式止回阀,升降式止回阀
    产品特点:
    二、流体力学性能:
    的体积流量与压力降关系:
    水的当量体积流量Vw与实际流体的体积流量v按下式换算:
    公式图","CompanyName":"上海明精防腐阀门制造有限公司","CompanyID":"18576","MarketPrice":"-1","PsOrder":"2890","PgID":"91","MaxOrder":"3","CityID":"3","City":"上海市","Address":"上海市","PropertysValue":"","HitNumber":"323","FrontShow":"0","IsCharges":"1","Year":"12","StarNum":"5","UpdateAndClientSort":"107390986","StandUrl":"/st18576","UpdateTime":"2017/1/19 15:06:28","TodayIsUpdate":"0","AttType":"0","AttState":"3","AttAddType":"0","IsSeoCreate":"","IsOnlinePay":"0","MinPrice":"0.00","MaxPrice":"0.00","ClassID":"20350","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":"6728080","Picture":"2/20161214/636173034438347761113.jpg","PictureDomain":"img67","Name":"H71对夹升降式止回阀","Type":"H71","Descrip":"一、产品H71对夹升降式止回阀,对夹式止回阀,升降式止回阀的详细资料:
    产品型号:H71
    二、流体力学性能:
    的体积流量与压力降关系:
    水的当量体积流量Vw与实际流体的体积流量v按下式换算:
    公式图
    式中:Vw一水的当量体积流量.l/s;
    P*体密度,kg/m3v一实际流体的体积流量,I/s;
    v一实际流体的体积流量,I/s。","CompanyName":"上海明精防腐阀门制造有限公司","CompanyID":"18576","MarketPrice":"-1","PsOrder":"2890","PgID":"91","MaxOrder":"3","CityID":"3","City":"上海市","Address":"上海市","PropertysValue":"","HitNumber":"324","FrontShow":"0","IsCharges":"1","Year":"12","StarNum":"5","UpdateAndClientSort":"107338795","StandUrl":"/st18576","UpdateTime":"2016/12/14 9:15:37","TodayIsUpdate":"0","AttType":"0","AttState":"3","AttAddType":"0","IsSeoCreate":"","IsOnlinePay":"0","MinPrice":"0.00","MaxPrice":"0.00","ClassID":"20350","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":"3345745","Picture":"2/20130717/635096725607945169323.jpg","PictureDomain":"img52","Name":"高压对夹式止回阀","Type":"H72N/Y-160-320型","Descrip":"高压对夹式止回阀","CompanyName":"浙江三精阀门有限公司","CompanyID":"21901","MarketPrice":"555","PsOrder":"2477","PgID":"88","MaxOrder":"3","CityID":"101","City":"温州市","Address":"温州市","PropertysValue":"","HitNumber":"424","FrontShow":"0","IsCharges":"1","Year":"11","StarNum":"3","UpdateAndClientSort":"107126457","StandUrl":"/st21901","UpdateTime":"2016/7/19 22:17:28","TodayIsUpdate":"0","AttType":"0","AttState":"3","AttAddType":"1","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":"5890547","Picture":"2/20160521/635994229727310378122.jpg","PictureDomain":"img53","Name":"供应Q41F不锈钢阀门","Type":"","Descrip":"供应Q41F不锈钢阀门,不锈钢对夹式蝶阀厂家,对夹式蝶阀,不锈钢电动蝶阀是一种重要的阀类,在石油化工、长输管线等领域有广泛应用。球阀的关闭件是一个带孔的球体(或部分球),球体随阀杆转动,实现阀门的开启或关闭。","CompanyName":"温州弘凌泵阀有限公司","CompanyID":"21920","MarketPrice":"-1","PsOrder":"1625","PgID":"63","MaxOrder":"2","CityID":"101","City":"温州市","Address":"温州市","PropertysValue":"","HitNumber":"185","FrontShow":"0","IsCharges":"1","Year":"11","StarNum":"5","UpdateAndClientSort":"107040783","StandUrl":"/st21920","UpdateTime":"2016/5/21 10:23:00","TodayIsUpdate":"0","AttType":"0","AttState":"3","AttAddType":"1","IsSeoCreate":"","IsOnlinePay":"0","MinPrice":"0.00","MaxPrice":"0.00","ClassID":"4343","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":"5890513","Picture":"2/20160521/635994227947795564551.jpg","PictureDomain":"img52","Name":"供应Z41W不锈钢阀门","Type":"","Descrip":"供应Z41W不锈钢阀门,不锈钢对夹式蝶阀厂家,对夹式蝶阀,不锈钢电动蝶阀是指关闭件(闸板)沿通路中心线的垂直方向移动的阀门。闸阀在管路中主要作切断用。","CompanyName":"温州弘凌泵阀有限公司","CompanyID":"21920","MarketPrice":"-1","PsOrder":"1625","PgID":"63","MaxOrder":"2","CityID":"101","City":"温州市","Address":"温州市","PropertysValue":"","HitNumber":"222","FrontShow":"0","IsCharges":"1","Year":"11","StarNum":"5","UpdateAndClientSort":"107040779","StandUrl":"/st21920","UpdateTime":"2016/5/21 10:19:58","TodayIsUpdate":"0","AttType":"0","AttState":"3","AttAddType":"1","IsSeoCreate":"","IsOnlinePay":"0","MinPrice":"0.00","MaxPrice":"0.00","ClassID":"4343","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":"5890478","Picture":"2/20160521/635994224173171172460.jpg","PictureDomain":"img52","Name":"供应H41W不锈钢阀门","Type":"","Descrip":"供应H41W不锈钢阀门,不锈钢止回阀,对夹式止回阀厂家,不锈钢止回阀厂家:止回阀又称单向阀或逆止阀,其作用是防止管路中的介质倒流。","CompanyName":"温州弘凌泵阀有限公司","CompanyID":"21920","MarketPrice":"-1","PsOrder":"1625","PgID":"63","MaxOrder":"2","CityID":"101","City":"温州市","Address":"温州市","PropertysValue":"","HitNumber":"184","FrontShow":"0","IsCharges":"1","Year":"11","StarNum":"5","UpdateAndClientSort":"107040776","StandUrl":"/st21920","UpdateTime":"2016/5/21 10:16:55","TodayIsUpdate":"0","AttType":"0","AttState":"3","AttAddType":"1","IsSeoCreate":"","IsOnlinePay":"0","MinPrice":"0.00","MaxPrice":"0.00","ClassID":"4343","productonlinetime":"1900/1/1 0:00:00","OnLineDate":"1900/1/1 0:00:00","DownLineDate":"1900/1/1 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