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How many kinds of valve classification


According to the transmission mode, 1. can be divided into manual, electric, hydraulic, pneumatic, turbine, electromagnetic, electromagnetic, electro-hydraulic, pneumatic, and hybrid transmission pneumatic, pneumatic and electric valves.

2. according to the nominal pressure can be divided into, vacuum valve, low pressure valve, medium pressure valve, high pressure valve, high pressure valve.

According to the working temperature, the 3. can be divided into ultra-low temperature valve, normal temperature valve, medium temperature valve and high temperature valve.

4. according to the nominal diameter can be divided into, small diameter valve, medium diameter valve, large diameter valve, extra large diameter valve.

5. according to the structural characteristics can be divided into, such as globe valve, such as plug valve, ball valve, gate valve, gate, swing check valve, butterfly valve, butterfly check valve, etc.

According to the connection method, the 6. can be divided into threaded connection valve, flange connection valve, welding connection valve, clamp connection valve, ferrule connection valve and clamp connection valve.

7. valve body material can be divided into cast iron valves, cast steel valves, alloy steel valves, copper alloy valves, aluminum alloy valves, lead alloy valves, titanium alloy valves, monel valves and plastic valves, enamel valves, ceramic valves, glass steel valves.