Swing check valve should not be made into small diameter valve, can be made into a very high working pressure, the working pressure can reach 42Mpa, and the diameter can also be very large, the maximum can reach more than 2000mm. According to the shell and seal material can be applied to any working medium and any working temperature range. Medium for water, steam, gas, corrosive media, oil, drugs and so on. Medium operating temperature range between -196-800 degrees Celsius.
For medium and high pressure check valves with a diameter less than 50mm, vertical lift check valves and straight lift check valves should be used. Butterfly, vertical lift and diaphragm check valves should be used for low pressure check valves below 50mm. For medium and low pressure check valves with a diameter greater than 50mm and less than 600mm, ball check valves without wear shall be used. Butterfly and diaphragm check valves should be used for low pressure check valves with a diameter greater than 200mm and less than 2000mm.
Bundor valve production sales butterfly check valve, swing check valve, silent check valve and other check valve products, you are welcome to inquire or click on the online customer service inquiry.