Equipment/Software/Literature

04/29/2002
Valve offers optional fugitive emission moduleAn optional fugitive emissions module is available for Tufline ball valves.The module features the same spherical S2 seal as the ball valve itself; its standard design meets the requirements of ASME B16.34 CL150.The module has a double set of belleville washers that live load the stem packing and the S2 spherical seal. This helps to assure positive sealing in high cycle severe service applications. A PTFE chevron stem packing provides a secondary dynamic stem seal. A stainless steel powder-filled PTFE bushing supports the module’s blowoutproof stem, extending the life of all stem sealing components and providing additional support for th...
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