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Butterfly Valve
Butterfly Valves

High performance Butterfly Valves are designed for shutoff and throttling control of liquids and gases. The new Intelli-Seal extra-tight metal seat provides bi-directional shutoff exceeding DIN 1, ANSI class VI and API 598. The dynamic PTFE seat provides bubble-tight shutoff in both directions. The Fyre Block seat, designed for fire safe application, meets ApI607 fire test standards. Stem seal options for fugitive emissions control are available. The single offset disc design provides lower torque and longer cycle life. NACE trim available. Pressurized neck extensions to accommodate additional insulation or cold box dimensions are available as an option. Size Range: 2-60" (50-500mm) Temperature Range: to 700 F (370 C). On application -320 F (-196 C) to 1000 F (540 C) ANSI Class Rating: 150, 300 Pressure Rating: 275-740 psi (1890-5100 kpa) ANSI B16.104 Shutoff Class: Standard metal, Class IV or V; Intelli-seal extra-tight metal, exceeds class VI, DIN 1, API 598; PTFE and Fyre-Block seat, Class VI Body Materials: Carbon steel, 316 or 317 Stainless steel Valve Style: High performance butterfly valve, wafer or lugged Actuator Type: Lever, handwheel, chainwheel, square nut, powerRac double-acting and spring-return, spring & diaphragm, compak double-acting and spring-return.
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