上海(hai)閥(fa)盛閥(fa)門制造有限公司主要生產(chan)對(dui)夾(jia)(jia)升(sheng)(sheng)(sheng)(sheng)降(jiang)止(zhi)(zhi)(zhi)(zhi)回(hui)(hui)(hui)閥(fa)，可提供對(dui)夾(jia)(jia)升(sheng)(sheng)(sheng)(sheng)降(jiang)止(zhi)(zhi)(zhi)(zhi)回(hui)(hui)(hui)閥(fa)價格，對(dui)夾(jia)(jia)升(sheng)(sheng)(sheng)(sheng)降(jiang)止(zhi)(zhi)(zhi)(zhi)回(hui)(hui)(hui)閥(fa)說(shuo)明(ming)書，對(dui)夾(jia)(jia)升(sheng)(sheng)(sheng)(sheng)降(jiang)止(zhi)(zhi)(zhi)(zhi)回(hui)(hui)(hui)閥(fa)實(shi)物圖，對(dui)夾(jia)(jia)升(sheng)(sheng)(sheng)(sheng)降(jiang)止(zhi)(zhi)(zhi)(zhi)回(hui)(hui)(hui)閥(fa)結構(gou)圖，對(dui)夾(jia)(jia)升(sheng)(sheng)(sheng)(sheng)降(jiang)止(zhi)(zhi)(zhi)(zhi)回(hui)(hui)(hui)閥(fa)外形尺(chi)寸，對(dui)夾(jia)(jia)升(sheng)(sheng)(sheng)(sheng)降(jiang)止(zhi)(zhi)(zhi)(zhi)回(hui)(hui)(hui)閥(fa)執行(xing)標(biao)準，對(dui)夾(jia)(jia)升(sheng)(sheng)(sheng)(sheng)降(jiang)止(zhi)(zhi)(zhi)(zhi)回(hui)(hui)(hui)閥(fa)工作(zuo)原理，對(dui)夾(jia)(jia)升(sheng)(sheng)(sheng)(sheng)降(jiang)止(zhi)(zhi)(zhi)(zhi)回(hui)(hui)(hui)閥(fa)作(zuo)用特點。

本公(gong)司生產(chan)的對夾升降止回閥嚴格按照GB12235標(biao)準設計制造，結構(gou)合理、密封(feng)可(ke)靠、性能優(you)良。該(gai)閥由閥體(ti)、閥瓣、彈(dan)簧等組(zu)成，水平(ping)或垂直(zhi)安裝于(yu)管路系統，防止介質倒流(liu)，具(ju)有結構(gou)短、體(ti)積(ji)小、質量輕；閥瓣關閉快速，水錘壓力小；流(liu)道(dao)通暢，流(liu)體(ti)阻力小；動作靈敏(min)，密封(feng)性能好。

對夾升降止回(hui)閥主要零件材質(zhi)如(ru)下(xia)：