Pneumatic 3-Way Globe Control Valve, A217 WC6, 3/4-16 Inch

Body type Three-way Globe Control Valve Nominal size 3/4 Inch, 1 Inch, 1-1/4 Inch, 1-1/2 Inch, 2 Inch, 2-1/2 Inch, 3 Inch, 4 Inch, 5 Inch, 6 Inch, 8 Inch, 10 Inch, 12 Inch, 14 Inch Pressure Rating • ANSI Class 125, 150, 300, 600 LB • JIS 10K, 16K, 20K, 30K, 40K • PN1.6, 4.0, 6.4, 10.0 Mpa End Connection • Flanged End: FF, RF, RJ, LG According to ANSI B16.5, JIS B2201, JB/T79.1, JB/T79.2 • Welded End: SW, BW Material ASTM A216 WCB, ASTM A217 WC6, ASTM A352 LCB, ASTM A351 CF8, ASTM A351 CF8M, ASTM A351 CF3M, ASTM A351 CF3 Bonnet • Plain bonnet (-17 to 230°C) • Extension bonnet(-60 to -29 ℃ or over 230°C) • Bellows Seal Gland Type Bolted Gland Packing V shaped PTFE, PTFE, Flexible graphite Gasket Material Stainless Steel(SUS 304, SUS 316, SUS 316L), Copper, Aluminum Valve plug Three-way, V-port with linear characteristics Actuator type Single-acting diaphragm actuator, Spring type piston actuator, Double acting piston actuator Diaphragm material Cloth embedded nylon and ethylene propylene rubber Spring range • 20 to 100 kPa(0.2 to 1.0 kgf/cm2) • 40 to 200 kPa(0.4 to 2.0 kgf/cm2) • 80 to 240 kPa(0.8 to 2.4 kgf/cm2) Supply Pressure 0.14, 0.25, 0.28, 0.4, 0.5 Mpa Air connection Rc1/4 or 1/4 Inch internal thread Ambient temperature -30 to 70℃ Valve action • FO: Air to close(Direct action actuator is combined.) • FC: Air to open(Reverse action actuator is combined.) Optional Accessories • P/P or I/P Positioner • Air filter regulator • Top-mounted or Side-mounted Handwheel • Limit switch • Solenoid valve • Motion transmitter • Booster relay • Lock-up valve • Air lock relay • Others Flow characteristics • Linear Leakage • Metal Seat According to IEC 60534-4:2006 Class IV, leakage is less than 0.01% of maximum valve capacity. Inherent rangeability • 30:1 Hysteresis error • Without positioner: Within 3% F.S. • With positioner: Within 1% F.S. Linearity Without positioner: Within ±5% F.S. With positioner: Within ±1% F.S.