75 AIR RELEASE VALVE 25mm,80mm,100mm,150mm,200mm (1inch,3inch,4inch,6inch,8inch) FEATURES ■ Light Weight 75% Lighter than Cast Iron Type ■ Compact 10 to 40% Smaller than Cast Iron Type by Volume Ratio ■ Superior Exhaust Performance 1.5 Times Larger than Cast Iron Type ■ Works at Low Pressure Half of Minimum Pressure of Cast Iron Type ■ Superior Cold and Heat Resistance Wide Temperature Range -40°C (-40°F) to 50°C (122°F). ■ Excellent Corrosion and Impact Resistance PDCPD Material ■ Top Bonnet Entry Easy Inline Access to Internal Parts Float Dirt Guide φD1 H n-φh φD P.C.D.C Y 90゜ Open Shut φd f t Z X Side View ■25mm （1inch） ●Flanged φD1 H R11/4 Y 90゜ Open Shut ●Threaded φd DIMENSION TABLE Nominal Size 25mm (1inch) Unit:mm(inch) Nominal Size End Connectors D1 H d D n-φh P.C.D.C f t X Y Z Weight mm inch kg Lb 25 1 Flanged （JIS 10K） 200 298 25 211 4-φ19 168 3 22 112 178 150 8.8 19.4 （7.87 （11.73） （0.98） （8.31） （4-φ0.75inch） （6.61） （0.12） （0.87） （4.41） （7.01） （5.91） Male Threaded 200 281 25 R1 1/4 3 22 112 178 150 3.8 8.4 （7.87） （11.06） （0.98） （0.12） （0.87） （4.41） （7.01） （5.91） Nominal size End Connectors Working Pressure(at R.T.) MPa｛kgf/cm2｝[PSI] Max. Working Pressure MPa｛kgf/cm2｝[PSI] Body material Isalating Valve mm inch Material 25 1 Flanged 0.75 {7.7} 1.3 {13.3}[109] PDCPD C3771BE Male Threaded SPECIFICATIONS DIAPHRAGM VALVE BUTTERFLY BALL VALVE VALVE SWING CHECK VALVE BALL CHECK, BALL FOOT VALVE AUTOMATIC WATER GATE VALVE GAUGE VALVE STOP VALVE FEEDING VALVE ROTARY ANGLE VALVE CONSTANT FLOW ALFALFA VALVE VALVE Y-SEDIMENT NEEDLE VALVE STRAINER AIR RELEASE VALVE WAFER CHECK VALVE