Steam pneumatic valves are generally used by the pneumatic valve

steam pneumatic valves are generally used by the pneumatic valve, is there a better more practical other types of pneumatic valves? By the pneumatic valve is the most commonly used, should be the best, and if need adjustment also can be used to adjust the pneumatic valve, sometimes with pneumatic valve gate. By the pneumatic valve, pneumatic valve is steam commonly used include design institute will also choose this kind of pneumatic valve for you. My experience is, as the service life of pneumatic valve is short. After repeated trial, now there is a pneumatic valve, simple structure, long service life. Usually can use a few years. High temperature ball pneumatic valve ( Steam) This is I spend a huge cost to get something. According to temperature and pressure grade brake pneumatic valve, globe all can use pneumatic valve and ball valve, hard seal butterfly pneumatic valve can also be used now. If you want to improve the regulation performance, the most suitable for pneumatic valve with v-shaped ball as pneumatic valve, though often use in steam pipe, but life is no V pneumatic ball valve is good. If you just want to pure as cut off. O type pneumatic ball valve ( But the price cost is quite high. To understand the condition of steam: saturated steam superheat steam flow rate can be more accurate to say understand temperature decide what kind of pneumatic valves, such as superheated steam of steam turbine unit will need to bypass regulating pneumatic valve, protection is not lost steam section requires scanty water polo pneumatic valve pneumatic valve or by the pneumatic valve.