上海閥(fa)盛閥(fa)門制造有限公司(si)主(zhu)要生產平(ping)(ping)(ping)(ping)行(xing)(xing)(xing)式(shi)(shi)(shi)安(an)(an)全(quan)(quan)(quan)(quan)回流(liu)(liu)閥(fa)，可提供平(ping)(ping)(ping)(ping)行(xing)(xing)(xing)式(shi)(shi)(shi)安(an)(an)全(quan)(quan)(quan)(quan)回流(liu)(liu)閥(fa)價格，平(ping)(ping)(ping)(ping)行(xing)(xing)(xing)式(shi)(shi)(shi)安(an)(an)全(quan)(quan)(quan)(quan)回流(liu)(liu)閥(fa)說(shuo)明書，平(ping)(ping)(ping)(ping)行(xing)(xing)(xing)式(shi)(shi)(shi)安(an)(an)全(quan)(quan)(quan)(quan)回流(liu)(liu)閥(fa)實(shi)物圖(tu)，平(ping)(ping)(ping)(ping)行(xing)(xing)(xing)式(shi)(shi)(shi)安(an)(an)全(quan)(quan)(quan)(quan)回流(liu)(liu)閥(fa)結構圖(tu)，平(ping)(ping)(ping)(ping)行(xing)(xing)(xing)式(shi)(shi)(shi)安(an)(an)全(quan)(quan)(quan)(quan)回流(liu)(liu)閥(fa)外形尺(chi)寸(cun)，平(ping)(ping)(ping)(ping)行(xing)(xing)(xing)式(shi)(shi)(shi)安(an)(an)全(quan)(quan)(quan)(quan)回流(liu)(liu)閥(fa)執行(xing)(xing)(xing)標準，平(ping)(ping)(ping)(ping)行(xing)(xing)(xing)式(shi)(shi)(shi)安(an)(an)全(quan)(quan)(quan)(quan)回流(liu)(liu)閥(fa)工作原理(li)，平(ping)(ping)(ping)(ping)行(xing)(xing)(xing)式(shi)(shi)(shi)安(an)(an)全(quan)(quan)(quan)(quan)回流(liu)(liu)閥(fa)作用特點。

平行式安全回流閥外(wai)形尺寸：