上(shang)海閥盛閥門制造有限公司主(zhu)要生產手(shou)(shou)動(dong)(dong)(dong)對(dui)夾(jia)(jia)式(shi)(shi)蝶(die)閥，可提供手(shou)(shou)動(dong)(dong)(dong)對(dui)夾(jia)(jia)式(shi)(shi)蝶(die)閥價格，手(shou)(shou)動(dong)(dong)(dong)對(dui)夾(jia)(jia)式(shi)(shi)蝶(die)閥說明書，手(shou)(shou)動(dong)(dong)(dong)對(dui)夾(jia)(jia)式(shi)(shi)蝶(die)閥實物圖(tu)，手(shou)(shou)動(dong)(dong)(dong)對(dui)夾(jia)(jia)式(shi)(shi)蝶(die)閥結(jie)構圖(tu)，手(shou)(shou)動(dong)(dong)(dong)對(dui)夾(jia)(jia)式(shi)(shi)蝶(die)閥外形尺(chi)寸，手(shou)(shou)動(dong)(dong)(dong)對(dui)夾(jia)(jia)式(shi)(shi)蝶(die)閥執行標準，手(shou)(shou)動(dong)(dong)(dong)對(dui)夾(jia)(jia)式(shi)(shi)蝶(die)閥工作原(yuan)理，手(shou)(shou)動(dong)(dong)(dong)對(dui)夾(jia)(jia)式(shi)(shi)蝶(die)閥作用特點。

手動對夾式蝶閥技術(shu)參數：