HVAC Butterfly Valves

HVAC Butterfly Valves

Bray is one of the largest butterfly valve manufacturers in the world. Bray’s in house design team and Bray owned ISO 9001 manufacturing facilities have over 30 years of experience with these products. With a track record of reliability in thousands of installations over time bear this out.

As a specialist website from Valves Online, HVAC Select is proud to offer Bray butterfly valves, suitable for HVAC applications.

Bray offers two distinct lines of butterfly valves for HVAC applications. These low torque, high cycle life designs have emerged as the design standard in the commercial building market worldwide.

RESILIENT SEATED BUTTERFLY VALVES

Bray Resilient seatedNY/AB Series Resilient Seated Butterfly Valves

Specifically designed for automated applications on chilled water, hot water and condenser water, all NY and AB series automated butterfly valves are 100% factory tested for bubble-tight shutoff and low seating/unseating torque.

SIZE RANGE

2” – 20” (50mm – 500mm)

CONFIGURATIONS

2-Way, 3-Way

END CONNECTIONS

Lug for ANSI 125 and ANSI 150 Flanges

FLUID TEMPERATURE LIMITS

-20° to 250°F (-29° to 121°C)

FLOW CHARACTERISTIC

Modified Equal Percentage

BODY MATERIALS

Cast Iron

DISC MATERIALS

Aluminum Bronze, Ductile Iron, Nylon 11 Coated

AVAILABLE ACTUATORS

Floating, Modulating, Non-Spring Return, On/Off, Spring Return

APPLICATIONS

Boilers, Chillers, Cooling Towers, Heat Exchangers

VALVE TYPE

Butterfly Valve

MEDIA

Water & Water/Glycol Up to 190°F, Water & Water/Glycol Up to 250°F

Applications for Building Automation, Temperature Controls, HVAC

Bray’s NY and AB series commercial resilient seated butterfly valve set the design standard for quality, reliability and long life in a wide variety of HVAC applications. Specifically designed for automated applications on chilled water, hot water and condenser water, all NY and AB series automated butterfly valves are 100% factory tested for bubble-tight shutoff and low seating/unseating torque.

HIGH PERFORMANCE BUTTERFLY VALVES

Bray high performanceMK Series High Performance Butterfly Valves

ANSI Class 150 and 300

Bray’s ANSI Class 150 and 300 high performance butterfly valves have proven, high-cycle reliability for applications in building automation, temperature controls and HVAC.

SIZE RANGE

2 1/2” – 20” (63.5mm – 500mm)

CONFIGURATIONS

2-Way, 3-Way

END CONNECTIONS

2-Way for ANSI 150 and ANSI 300 Flanges, 3-Way for ANSI 150 flanges only, Lug

FLUID TEMPERATURE LIMITS

-40° to 500°F (-40° to 250°C)

FLOW CHARACTERISTIC

Modified Equal Percentage

BODY MATERIALS

Carbon Steel

DISC MATERIALS

316 Stainless Steel

AVAILABLE ACTUATORS

Commercial Electric, Floating, Industrial Electric, Modulating, Non-Spring Return, On/Off, Pneumatic, Spring Return

APPLICATIONS

Boilers, Chillers, Cooling Towers, Heat Exchangers

VALVE TYPE

Butterfly Valve

MEDIA

Water & Water/Glycol Up to 285 PSI, Steam 150 PSI, Water & Water/Glycol Up to 740 PSI, Steam 150 PSI

Applications for Building Automation, Temperature Controls, HVAC

2-Way and 3-Way Assemblies, Chilled Water, Hot Water, Steam, Special Applications

The Bray/McCannalok MK Series high performance butterfly valves set the quality and design standard by which all other high-performance valves are measured. The MK Series is ideally suited to high pressure, high temperature, and high cycle HVAC applications as well as mission critical HVAC applications.

Available in ANSI Class 150 ratings, both 2-way and 3-way, and ANSI Class 300 ratings in 2-way configurations, Bray’s MK Series valves are provided with a wide variety of direct mount Bray electric and pneumatic actuators and accessories. All valves are tested for bubble-tight close off to API 598 standards at maximum rated differential pressure.