手動盲(máng)闆閥系(xi)GB6222《工業煤(méi)氣安全(quan)規程》要(yào)求的可(kě)靠切斷(duan)氣體介(jiè)質的設(shè)備。它廣(guang)泛适用(yòng)于建材(cái)、玻璃、礦(kuàng)山、電力(li)、輕工、造(zao)紙等行(hang)業的氣(qì)體介質(zhi)管路系(xi)統中，特(tè)别适用(yong)😍于有害(hài)㊙️、有毒、易(yi)🔞燃氣體(ti)🌐的切斷(duàn)，或做管(guan)道終🔴端(duan)盲闆。以(yi)縮短檢(jian)修時間(jian)或方🤞便(bian)連接新(xīn)的管路(lù)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(jié)構特點(dian)：

Structure characteristic:

  手動盲(mang)闆閥具(ju)有結構(gòu)新穎、耐(nai)磨損、密(mi)封性可(kě)靠、操作(zuo)靈活、安(ān)裝方便(bian)、維護方(fāng)便、使用(yòng)壽命長(zhǎng)等優點(diǎn)，帶有管(guan)道伸縮(suo)器，能在(zai)切換閥(fá)闆時不(bú)影響管(guǎn)道設施(shī)。特别适(shì)用于要(yào)求快速(sù)切斷及(jí)換向的(de)場合。配(pei)用旋轉(zhuan)連接軸(zhou)螺旋副(fù)或✌️蝸輪(lun)傳動裝(zhuāng)置，可實(shi)現啟閉(bi)操作，是(shì)切換密(mì)閉的理(li)想設備(bèi)。

  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.

性能參(can)數：

Performance parameter: