DAV venturi angle valve is a gegulating valve with guiding frame on its drop,the valve body flows smoothly and has small loss caused by pressure drop,mass flow ,wide adjustable range,large guide area and favorable vibration resistance.
Performance :
valve size:25~150mm Pressure rating:JIS10K,20K,30K,40K ANSI 125,150,300,600 PN1.6,4.0,6.4MPa End connection:Flanged end:FF,RF,RJ,LG Seat leakage: ANSI Class IV Hysteresis error: 1%(with positioner),3%(without positioner) Linearity: ±2%(with positioner), ±5%(without positioner) Note:theV-Teflon packing is used