手動(dòng)盲闆閥系(xi)GB6222《工業煤氣(qì)安全規程(cheng)》要求的可(ke)靠切🈲斷氣(qi)體介質♍的(de)設備。它廣(guang)泛适用于(yú)建材、玻璃(li)、礦山、電力(lì)、輕工、造紙(zhǐ)等行🧡業的(de)氣體介質(zhì)管路系統(tong)中，特别适(shì)用于有害(hai)、有毒、易燃(rán)氣體的切(qiē)斷，或做管(guan)道終端盲(mang)闆。以♍縮短(duan)檢修💔時間(jiān)或方便連(lian)接新的管(guǎn)路系統。

  This valve is the reliable equipment to cut off gas medium in accord with GB6222 Industry Coal gas Safety Regulation. It is widely used in the pipe system in building material, glass, mining, power, light industry and papermaking departments. It is especially suitable for poison inflammable gas to be cut off or be the terminal blind plate of pipe in order to shorten maintenance time or connect new pipe system. 

結(jie)構特點：

Structure characteristic:

  手(shǒu)動盲闆閥(fá)具有結構(gòu)新穎、耐磨(mó)損、密封性(xing)可靠、操作(zuò)靈活🈲、安裝(zhuang)方便、維護(hu)方便、使用(yong)壽命長等(děng)優點，帶有(yǒu)管道伸縮(suo)器，能在切(qiē)換閥闆時(shí)不影響管(guan)道設施。特(te)别适用于(yu)要求快速(sù)切斷及換(huan)向的🐇場合(hé)。配用旋轉(zhuǎn)連接軸螺(luo)旋副或蝸(wo)輪傳動裝(zhuang)置，可實💚現(xiàn)啟閉操作(zuo)，是切換密(mi)閉的理想(xiang)設✂️備。

  The valve has the features of compact structure, endurance, reliable seal, flexible operation, easy to maintenance and long life. It can switch valve disc with pipe expansion, which will not affect pipe device. It is suitable in the condition of adjusting, cutting off and self-protecting quickly. The valve is used with rotating connecting axle screw or worm gear driving to form a complete set to realize open-close operation. It is the ideal equipment of switching seal.

性能(néng)參數：

Performance parameter: