氣(qi)動O型切斷球閥具(ju)有流通能力大、結(jie)構緊湊、密封🐉性能(neng)✍️好、 壽命長等特點(diǎn)，經濟實用、易于維(wei)護。廣泛應用于石(shí)油、化工🐪、 天然氣、電(diàn)🔞力、冶金、食品、制藥(yào)等要求嚴密切斷(duàn)的場合，也可 适用(yong)于水、蒸汽、油品、液(ye)化氣、天然氣、煤氣(qi)等介質。另外可 根(gēn)據客戶的需求選(xuan)擇防火型、特殊硬(ying)化處理型，提供更(geng)安全、更 廣泛的應(ying)😄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.