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概要:
RSERIES 31HResilient Seated Butterfly ValvesSize Range:2”? 20”(50mm ? 500mm)Body StyleLugTemperature Range:-20oF to 250oF (-29oC to 121oC)Pressure Ratings:Bidirectional Bubble-tight Shut-Off 250 psi....

RSERIES 31HResilient Seated Butterfly ValvesSize Range:2”? 20”(50mm ? 500mm)Body StyleLugTemperature Range:-20oF to 250oF (-29oC to 121oC)Pressure Ratings:Bidirectional Bubble-tight Shut-Off 250 psi (17.2 Bar)Body (CWP)250 psi (17.2 Bar)Body Materials:Cast Iron, Ductile IronDisc Materials:Nylon 11 Coated Ductile Iron, Aluminum Bronze, Stainless SteelStem Materials:Stainless SteelSeat Materials:Bonded BUNA-N, Bonded EPDMApplications:High Pressure, HVAC, Dead-End serviceCONTROLSSERIES 31USize Range:Body Style2”? 20”(50mm ? 500mm)LugTemperature Range: 0oF to 212oF (-18oC to 100oC)Pressure Ratings:Body Materials:Disc Materials:Stem Materials:Seat Materials:Applications:Bidirectional Bubble-tight Shut-OffBody (CWP)285 psi (20 Bar)285 psi (20 Bar)Ductile Iron, Carbon Steel, Nickel Aluminum BronzeStainless Steel, Nickel Aluminum BronzeStainless Steel, Monel K500Bonded BUNA-NHigh Pressure Industrial and Marine Dead-End service,On-Shore and Off-Shore Fire ProtectionSERIES 3A/3AHSize Range:2”? 20”(50mm ? 500mm)Body StyleDouble FlangedTemperature Range:-20oF to 400oF (-29oC to 204oC)Pressure Ratings:Bidirectional Bubble-tight Shut-Off to 250 psi (17.2 Bar)Body (CWP)250 psi (17.2 Bar)Body Materials:Cast Iron, Ductile Iron, Carbon SteelDisc Materials:Nylon 11 Coated Ductile Iron, Aluminum Bronze, Stainless SteelStem Materials:Stainless Steel, Monel K500Seat Materials:Bonded BUNA-N, Bonded EPDM, Bonded FKM *Applications:Wastewater, SeawaterPressure/Temperature ratings and material availability depend on Valve Size and Series.Please consult your local Bray representative for your specific application.*FKM is the ASTM D1418 designation for FluorinatedHydrocarbon Elastomers (also called Fluoroelastomers)Hastelloy R is a registered trademark of Haynes International, Inc.Halar R is a registered trademark of Ausimont U.S.A., Inc.7