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Series 31H Resilient Seated Butterfly Valves
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Item: Series 31H Resilient Seated Butterfly Valves
Item: Series 31H Resilient Seated Butterfly Valves
Series 31H Lug resilient seated butterfly valves are drilled and tapped to meet ASME Class 125/150 and PN16 flanges. Series 31H Valves will not be automated.
Specifications:
• Size Range:
2” – 20” (50mm – 500mm)
• Body Style: Lug
• Temperature Range:
-20°F to 250°F (-29°C to 121°C)
• Pressure Ratings:
Bidirectional Bubble-tight Shutoff: 250 psi (17.2 Bar)
• Body (CWP): (CWP): 250 psi (17.2 Bar)
• Body Materials: Cast Iron, Ductile Iron
• Disc Materials:
Nylon 11 Coated Ductile Iron, Aluminum Bronze, Stainless Steel
• Stem Materials: Stainless Steel
• Seat Materials:
Bonded BUNA-N, Bonded EPDM
• Applications:
High Pressure, HVAC, Dead-End service
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Bray Butterfly Valves Catalog
(PDF, 4317KB)
Resilient Seated Butterfly Valves Technical Manual
(PDF, 2357KB)
Bray Butterfly Valves Operation and Maintenance Manual
(PDF, 2478KB)
Bray Full Line Overview
(PDF, 2496KB)
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