Series 31U, Ball Valves & butterfly valves
Product Category:
Piping System Components
Product Type:
Ball Valves & Butterfly Valves
Product Name:
Series 31U
Product Description
Resilient seated Butterfly Valve Series 31U Lug, constructed with a body manufactured with Ductile Iron, Carbon Steel and Nickel Aluminum Bronze, Seat manufactured with BUNA-N.
Product Ratings
Sizes: 2" - 20" ( 50mm to 500mm) | Pressure Rating: 285 psi (20 bar) | Seat Material Operating Temperature range with BUNA-N: 0 F (-18 C) minimum, 212 F (100C) maximum. | | See attached "pdf: for construction, materials details.
Applicable Standards
ASME B16.5-2013 Pipe Flanges and Flanged Fittings: NPS 1/2 through NPS 24 Metric/Inch Standard;Class 125/150