Series 9900 Cryogenic Pilot Operated Pressure/Vacuum Relief Valve

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Series 9900 can work at-196c conditions, and have been already used in petroleum, natural gas transfers and air-separating industries, providing effective protection for the tanks which stores ultra-low temperature materials. Features Designed and tested according to API2000； Size 2” through 12”； Pilot control keeps high seats forces all the way to set point, eliminating product losses; Snap action opening permits full opening at set pressure, allowing for higher settings and overcoming freezing or sticking problems; The material of the valve is TEFLON； Modula construction； Pilot selection allows a choice between rapid snap opening action and proportional modulating action to best suit the process； Valve function can be verified on-line without removing the valve to a test bench; The inlet and outlet flange are in according with ANSI B 16.5 150Lb RF（It can be designed according to users’ requirement）；

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Beijing Zhonghanghua Safety Valve Sales Co.,LTD

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