Watts Regulator 0525362 Butterfly Val w Di Disc Buna N Seat_阀_类别分类_产品

Watts Regulator 0525362 Butterfly Val w Di Disc Buna N Seat

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WATTS REGULATOR 3 BUTTERFLY VAL W/DI DISC & BUNA-N SEAT

0525362 3BF04-111-25-M2

PRODUCT DESCRIPTION

WATTSR WAT 3BF-04-111-25 BF WATTS REGULATOR 098268595741 3 BUTTERFLY VLV W/DI DISC & BUNA-N SEAT

SERIES DBF-03 FULL LUG AND DBF-04 WAFER - SIZE 2" - 12 (50-300MM) 200PSI 13.8BAR

Watts Series DBF resilient seated butterfly valves are available in sizes 2"-12" (50-300mm), wafer or lug body design. This series was designed to meet the stringent requirements for HVAC, Irrigation, OEM, Commercial and Institutional applications, and wherever positive shutoff is required for liquids, gases, and slurries. Incorporating a 200psi (13.8 bar) pressure rating for 2"-12" (50-300mm), the Series DBF is standardly constructed of aductile iron body, an aluminum bronze, ductile iron or 316SS disc, and a 416SS or 316SS shaft. Standard seat materialsavailable include Buna-N, EPDM, and Viton?. A phenolic-backed seat prevents the seat from collapsing or dislodging. In addition to the above features, the Series DBF mounting pad is designedto ISO 5211 standard to accommodate lever handles, gear operators or actuator.

The Watts Series DBF butterfly valves are designed and manufactured for use with ANSI 125 or 150 Class flanges and to comply with API 609 and MSS-SP-67.

Operators

– Ten-position handle is standard. An infinitepositioning/locking handle is also available on valve sizes 2"-12" (50-300mm). The infinite position Pos-Lok throttle plate incorporates a memory stop and a padlocking device in the fully closed position. Manual, worm-gear operators are available for all valves and are recommended on 8" (200mm) and larger sizes. Watts butterfly valves are also available with electric or pneumaticactuators and chain wheel operators to satisfy a wide varietyof requirements.

Shaft

– One-piece shaft delivers positive disc-to-seat location with maximum strength. 416SS is standard with aluminum bronze and ductile iron discs and 316SS shaft with stainless steel disc.

Shaft Bushings

– Duralon? bushings (3) provide shaft support for proper shaft alignment and minimal shaft deflection.

Shaft Seal

To prevent shaft leakage, the bidirectional shaft seal prevents external contamination of stem area and provides a backup seal to the primary shaft seal formed by the disc/seat interface.

Body

Watts Butterfly Valves are available in Full Lug (DBF-03) and Wafer (DBF-04) types designed for use between ANSI 125 and 150 flanges. Face-to-face dimensions comply with API 609 and MSS-SP-67. All valves are designed to accommodate 2"of insulation. The standard body material is ASTM A-536ductile iron.

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