氣動(dòng)O型切斷(duàn)球閥具(ju)有流通(tōng)能力大(dà)、結構緊(jǐn)湊、密封(feng)性能⭕好(hao)、 壽🐆命長(zhang)等特點(diǎn)，經濟實(shi)用、易于(yú)維護。廣(guǎng)泛應💋用(yòng)于石油(yóu)、化工、 天(tian)然氣、電(dian)力、冶金(jin)、食品、制(zhi)藥等要(yao)求嚴密(mì)切斷的(de)場合，也(ye)可 适用(yòng)于水、蒸(zhēng)汽、油品(pin)、液化氣(qì)、天然氣(qì)、煤氣等(deng)介質。另(ling)外可 根(gen)據客戶(hù)的需求(qiu)選擇防(fang)火型、特(te)殊✂️硬化(huà)處理型(xing)，提供更(gèng)安全、更(geng) 廣泛的(de)應用。 

The pneumatic O-type cut-off ball valve is characterized by large circulation capacity， compact structure， good sealing performance and long service life， which is also economical， practical and easy to maintain.It is widely used in situations required strict cut-off including petroleum， chemical industry， natural gas， electric power， metallurgy， food and pharmaceutical， and also suitable for water， steam， oils， li que fed gas， natural gas， coal gas and other media.In addition， it can also be fre-proof and special hardening treatment according to the needs of customers to provide safer and more extensive applications.