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A wide variety of seat types are available including the dynamic PTFE seat which provides bubble-tight shutoff in both directions; dual metal/PTFE seat for dirty, viscous services; and the Fyre Block seat, designed for fire safe applications, which meets API607 fire test standards. NACE trim, stem seal options for fugitive emissions control,pressurized neck extensions for cryogenic applications, plus many other options are available.
ANSI CLASS RATING:
to 700°F (370°C). On application to 1000°F (540°C)
ANSI B16.104 SHUTOFF CLASS:
PTFE, Dual and Fyre-Block Seat, Class VI; Metal seat, Class IV or V
Wafer or lugged and flange
Carbon Steel, 316 or 304 stainless steel
275-740 psi (1890-5100 kPa); 150 psi (1030 kPa) option 36” (900m)
Lever, handwheel, chainwheel, square nut, PowerRac® double-acting and spring- return cyinder,
spring-return diaphragm, Compak double-acting and spring-return cylinder
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