产品编号：,51014284816,
产品名称：,H71H(W)对夹升降式止回阀,
规　　格：,,
产品备注：,型号：H71H/W,
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　　　产品说明,
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产品介绍：,
H71H(W)对夹升降式止回阀
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H71H(W)对夹升降式止回阀结构及尺寸
,,该阀由阀体、阀瓣、弹簧等组成,水平或垂直安装于管路系统,防止介质倒流,具有结构短、体积小、质量轻,阀
瓣关闭快速,水锤压力小,流道通畅,流体阻力小,动作灵敏,密封性能好。
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H71H(W)对夹升降式止回阀主要技术参数
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型号,公称压力,试验压力,工作温度,适用温度,
壳体,密封,
H71H-16Q, , , ,≤235℃,水、蒸气、油品等,
H71H-25Q, , , ,≤235℃,
H71W-25H,≤300℃,
H71W-25P,≤200℃,硝酸等腐蚀性介质,
H71W-40H, , , ,≤300℃,
H71W-40P,≤200℃,水、蒸气,


H71H(W)对夹升降式止回阀主要零件材料
型号,阀门,阀瓣,弹簧,
H71H-16Q,,H71H-25Q,QT400-15,25,50CrVA,
H71W-25H,,H71W-40H,2Cr13,1Cr13,1Cr18Ni9,
H71W-25P,,H71W-40P,ZG1Cr18Ni9Ti,1Cr18Ni9Ti,1Cr18Ni9Ti,


H71H(W)对夹升降式止回阀主要外形尺寸
公称通径,L,D,公称通径,L,D,
, , , , , ,
15,25,48,48,48,80,71,140,140,140,
20, ,58,58,58,100,80,160,165,165,
25, ,68,68,68,125,110,190,195,195,
32,40,80,80,870,150,125,215,225,225,
40,45,90,90,90,200,160,270,285,390,
50,56,105,105,105,250,200,330,340,350,
65,63,125,125,125,300,250,385,400,415