Bray Series-39L Resilient Seated Butterfly Valve

Manufacturer: Bray

The Bray Series 39L butterfly valves is available in one-piece wafer or double flanged design. The Series 39L are suitable for Highly Abrasive and Slurry Control applications. Pressure Rating: 230psi (16 Bar) at -20°F to 300°F (-29°C to 150°C).

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Features Applications Model

Shall be one piece wafer or double flanged design.
Sizes 2" - 6" (50mm-150mm) shall be compact wafer style
Sizes 8" - 20" (200mm-500mm) shall be long body double flange style
Material shall be ductile iron or stainless steel
Flange hole drilling per international flange standard as specified.
Equipped with an externally adjustable stem packing system that allows packing adjustment without removing the actuator.
The body shall be provided with a base plug and cover to provide a means of adjusting the position or the disc to assure proper clearance of the two cylindrical ceramic (PSZ) hubs.
Shall be a single offset design
Material shall be Chrome-Molly Iron or PSZ (Partially Stabalized Zirconia) Ceramic.
The disc shall be a 360° swing through design with no seating on the ceramic liner.
The disc shall be held in position by two cylindrical ceramic (PSZ) hubs having minimal clearance with the disc and acting as a running surface for the disc.
Shall be one piece design
Material shall be 17-4PH Stainless Steel.
Disc-to-stem connection shall be an internal hex double "D" design with no possible leak paths in disc-to-stem connection. External disc-to-stem connections such as disc screws or pins are not allowed.
Stem shall be provided with blow-out proof stem retention system to assure full retention of the stem in the unlikely event of an internal stem failure.

Highly Abrasive, Slurry Control

Mfr. Part No.	Description

Bray Series-39L Resilient Seated Butterfly Valve

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