Avannto Flow Controls Manufacturing Co.,Ltd China
U-Type butterfly valve
A double flanged valve in short construction designed for heavy duty services.
Highlight: ·Less deformation of the liner from vulcanized liner ·No deformation of the liner between the flanges during assembly ·All AVANNTO valves are pressure tested to 110% of rated pressure to assure bubble tight shutoff. ·All AVANNTO butterfly valves are pin-less design ·Internal disc-to-stem connection ·ISO 5211 international compatibility ·Direct mount all AVANNTO actuators including handles, gear operators, pneumatic and electric actuators Specifications: Body Materials: Cast Iron, Ductile Iron Disk Materials: Ductile Iron, Stainless Steel, Nylon 5/11 Coated Ductile Iron, Aluminum Bronze, Stainless Steel, Hastelloy, Halar Coated Ductile Iron Stem Materials: Carbon steel, Stainless Steel, Monel Seat Materials: EPDM, BUNA-N(NBR& Nitrile),FKM Applications: Potable Water, Wastewater, HVAC, Irrigation, Metallurgy, Power Generation, Chemical Process, Marine, Oil & Gas, Pulp & Paper, Bulk Solids, Mining, Food & Beverage Dead-End service Material availability depends on valve size & series. Other materials are available. Please consult to us or your local AVANNTO representative for your specific condition. Nominal diameter: DN 50 – DN2000 (Larger Diameters on request) Face-to-face: EN 558 Series 20 ISO 5752 Series 20 API 609 Table 1 Flange accommodation: EN 1092 PN 6/10/16 ASME Class 150 AS 4087 PN 16 Flange Surface Design: EN 1092 Form A /B ASME RF, FF Top flange: EN ISO 5211 Tightness check: EN 12266 (Leakage rate A) ISO 5208, Category 3 Working standard: EN 593 Temperature range: -10 °C to + 130°C (depending on pressure, medium and material) Max. Operating pressure: max. 16 bar
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