What is meant by Cryogenic for control valves?

lever operated butterfly valve electrically actuated butterfly valve electric butterfly valve actuator victaulic butterfly valve 705 THINKTANK control valves are used in many cryogenic application, what is meant by Cryogenic? General for used in liquefied gases, such as liquid nitrogen and liquid helium, the condition temperature usually achive minus 196 degrees Celcius(-320 degrees Fahrenheit).  The … Read more

What materials can be used for Oxygen Service?

flowserve butterfly valve air butterfly valve ptfe butterfly valve All organic and inorganic materials react with gaseous or liquid oxygen at a given pressure and temperature. That would cause a fire or an explosion. Due to these inherent hazards, process system design and control valve material selection are important.  Rate of ReactionMaterials are listed in … Read more

Why do Oxygen valves require degreasing?

butterfly valve installation guidelines hydraulic butterfly valve butterfly valve with gearbox Grease will react with gaseous or liquid oxygen and catch fire at a certain pressure and temperature. The reaction of grease with oxygen can cause combustion or explosion. Because of these potential hazards, process system design and control valve material selection are important. Oxygen … Read more

Are safety valves, regulators, and isolating valves all examples of control valves?

butterfly valve lockout device butterfly valve cv ductile iron butterfly valve No, control Valves are used to respond to signals from an external control device to control flow at variable levels between full or partial opening and closing, and to compare “set point” with “process variable”. The Control Valve often referred to as the “final … Read more