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H72型对夹升降式止回阀

发布日期:2015-11-29    点击数: H72型对夹升降式止回阀
产品名称:H72型对夹升降式止回阀
产品型号:H72H
品牌:金豪阀门

开心彩票网H72XINGDUIJIASHENGJIANGSHIZHIHUIFAXIANGXIZILIAO:

YI、H72XINGDUIJIASHENGJIANGSHIZHIHUIFAGAISHU:

开心彩票网    H72DUIJIASHENGJIANGSHIZHIHUIFAYOUFATI、FABAN、DANHUANGDENGZUCHENG,KEYISHUIPINGHUOCHUIZHIANZHUANGYUDUOZHONGGUANLUXITONG,FANGZHIJIEZHIDAOLIUZUOYONG,H72DUIJIASHENGJIANGSHIZHIHUIFAJUYOUJIEGOUDUAN、TIJIXIAO、ZHI LIANGQING;FABANGUANBIKUAISU,SHUICHUIYALIXIAO;LIUDAOTONGCHANG,LIUTIZULIXIAO;DONGZUOLINGMIN,MIFENGXINGNENGHAO。H72DUIJIASHENGJIANGSHIZHIHUIFAGUANGFANSHIYONGYUGELEILIUTIJIEZHIDEGUANDAOFANGZHIHUILIUGAICHANPINCAIYONG DUIJIASHILIANJIE,JIEGOUJINCOU,FABANYANZHEZHONGXINDINGWEIZUO SHENGJIANGYUNDONG,YOUYUFABANDEGUANBIXINGCHENGDUAN,BINGYOUDANHUANGJIAZAI,GUANBISUDUKUAI,KEXIANZHUJIANSHAOSHUICHUIXIANXIANG。CHANPINJUYOUTIJIXIAO、ZHONGLIANGQING、DONGZUOLINGMIN、MIFENGKEKAO、ANZHUANGFANGBIANDENGTEDIAN,TEBIESHI HEYUANZHUANGKONGJIANSHOUXIANZHIDECHANGHECAIYONG,KESHIYONGYUSHUI、ZHENGQI、YOUPIN、XIAOSUAN、CUSUAN、QIANGYANGHUAXINGJIEZHIDENGDUOZHONGJIEZHI。

ER、H72XINGDUIJIASHENGJIANGSHIZHIHUIFAZHUYAOCANSHU:

型号公称通径试验压力工作温度适用温度
壳体密封
H71H-16Q1.62.41.76≤235℃水、蒸气、油品等
H71H-25Q2.53.752.75≤235℃
H71W-25H≤300℃
H71W-25P≤200℃硝酸等腐蚀性介质
H71W-40H4.06.04.4≤300℃
H71W-40P≤200℃水、蒸气

标准规范:
设计制造标准:JB/T 8937
结构长度标准:GB/T 12221-2005
连接法兰标准:GB/T 9113
压力温度等级:GB/T 12224-2005
试验检验标准:GB/T 13927-2008

三、H72型对夹升降式止回阀执行标准:
设计制造:JB/T8937   
结构长度:JB/T8937   
配管法兰:JB/T74     
试验与检验:JB/T9092-1999
产品型号:H71H、H71W
尺寸范围:DN15~DN300
压力等级:1.6~6.4MPa
壳体材料:碳钢、不锈钢
适用介质:气体、液体、蒸汽
操作方式:自动

SI、H72XINGDUIJIASHENGJIANGSHIZHIHUIFAZHUYAOWAIXINGCHICUN:

公称通径LD公称通径LD
1.62.54.01.62.54.0
15254848488071140140140
2031.558585810080160165165
2535.5686868125110190195195
32408080870150125215225225
4045909090200160270285390
5056105105105250200330340350
6563125125125300250385400415

  WU、H72XINGDUIJIASHENGJIANGSHIZHIHUIFAANZHUANGCHICUN:

公称通径阀门全开启
     时的流体阻
     力系数ξ
常温下阀门全开启时的水流量系数流体的流向
DNNPSKv(m3/h)Cv(U.S)Cv(U.K)
开启压力近似值KPa
5022.663746221
6521/22.410912810721
8032.317220116921
10042.028933828321
12551.847655746621
15061.575087873521
20081.314321675140321
250101.223302726228321
300121.036764301360221
350140.952746171516921
400160.873068548716031
450180.8924610818906131
500200.811415133561118731
600240.717573205601722231
700280.723919279852344141
750300.727458321262690941
800320.731241365523061641
900360.739539462613874841
1000400.748814571124783841
1050420.753817629665274141
1200480.770292822426888641

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