上海閥(fa)(fa)(fa)盛(sheng)閥(fa)(fa)(fa)門制造有限公司主要生產(chan)手動(dong)(dong)(dong)對夾(jia)式(shi)(shi)蝶(die)閥(fa)(fa)(fa)，可提供手動(dong)(dong)(dong)對夾(jia)式(shi)(shi)蝶(die)閥(fa)(fa)(fa)價格，手動(dong)(dong)(dong)對夾(jia)式(shi)(shi)蝶(die)閥(fa)(fa)(fa)說(shuo)明書，手動(dong)(dong)(dong)對夾(jia)式(shi)(shi)蝶(die)閥(fa)(fa)(fa)實物(wu)圖，手動(dong)(dong)(dong)對夾(jia)式(shi)(shi)蝶(die)閥(fa)(fa)(fa)結構圖，手動(dong)(dong)(dong)對夾(jia)式(shi)(shi)蝶(die)閥(fa)(fa)(fa)外(wai)形尺寸，手動(dong)(dong)(dong)對夾(jia)式(shi)(shi)蝶(die)閥(fa)(fa)(fa)執行(xing)標準，手動(dong)(dong)(dong)對夾(jia)式(shi)(shi)蝶(die)閥(fa)(fa)(fa)工作原理，手動(dong)(dong)(dong)對夾(jia)式(shi)(shi)蝶(die)閥(fa)(fa)(fa)作用特(te)點。

手動對夾式蝶閥技術參數(shu)：