Thermal vent valve is installed on the Thermal Annular Packer. When gas pressure below the packer is too high, the gas can be discharged through the vent valve. It is also a circulation channel of killing fluid during workover operation.
Non-elastomer dynamic piston seals
100% metal-to-metal body connection sealing
Working pressure is 5000 psi
Temperature rating can reach 350℃（662℉）
Add：Room 903, Building 11, No. A1 Chaoqian Road, Changping District, Beijing, China 102200
Tel：010-57325829 Email：sales@primestaroil.com
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