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Series 32/33

Resilient Seated Butterfly Valve

Specifications

Size Range

NPS 22 to 36 / DN 550 to 900

Temperature Range

-20°F to 250°F (-29°C to 121°C)

Maximum Allowable Operating Pressure

Series 32: 75 psi (5 Bar)
Series 33: 150 psi (10 Bar)

Shutoff Rating

Bidirectional Bubble-tight

Body Style

Wafer

Body Materials

Cast Iron, Ductile Iron, Carbon Steel, Stainless Steel

Stem Materials

Stainless Steel, Duplex Stainless Steel, Super Austenitic Stainless Steel, Monel

Seat Materials

EPDM, BUNA-N, FKM*

Disc Materials

Nylon 11 Coated Ductile Iron, Aluminum Bronze, Stainless Steel,
Duplex Stainless Steel, Super Austenitic Stainless Steel, Hastelloy®, Monel

Flange Drilling

ASME B16.1 Class 125, ASME B16.5 Class 150, ASME B16.47

Certifications

ABS, ATEX, Bureau Veritas, DNV, NSF 61/372, PED, PE(S)R, SIL

Applications

Wastewater, Seawater, Water, other liquids and gases