- 1 - 4th edition No. SS2-HAH100-0100 Angle type Control Valves for High Pressure Service Model HAH OVERVIEWS The high pressure service angle type control valves (model HAH) are rated at ANSI 2500 and hard alloy is employed to valve plug and seat ring to prevent abrasion due to high pressure fluid. Flow direction is from horizontal to bottom side as a standard. (For gas service, from bottom to horizontal side also acceptable) SPECIFICATIONS Body Type Venturi-throat type, forged angle valve Nominal size 3/4, 1, 1. inches Pressure rating ANSI 2500 End connection Flanged end and stud bolt : Material Carbon steel (SF 440A), SUSF304, SUSF316 and Other alloy steel. Bonnet Plain bonnet (0 to 200°C) Finned bonnet (200 to 425°C) Gland type Bolted gland Packing / Grease . Grease not provided When V shaped PTFE packing or PTFE yarn packing is used. . Grease provided When graphite packing is used. Trim Valve plug Single seated, contoured plug Metal seat: Equal percentage (%C), Linear (LC) (For flow characteristics, refer to Fig.1) Material SUS316 Stellite, SUS440C and other alloy steel. Actuator Type Single acting diaphragm actuator (Type HA) Action Direct or reverse action Diaphragm Cloth embedded ethylene propylene rubber Spring range 40 to 200 kPa {0.4 to 2.0 kgf/cm2} 80 to 240 kPa {0.8 to 2.4 kgf/cm2} Supply pressure 280 to 400 kPa {2.8 to 4.0 kgf/cm2} Air connection Rc1/4 or 1/4NPT internal thread Ambient temperature -30 to 70 °C Valve action Air-to-close (Direct action actuator is combined.) Air-to-open (Reverse action actuator is combined.) Connection type Pressure rating Applicable standard RF ANSI Class 2500 ANSI B16.5-1968 RJ 3 2 Specifications are subject to change without notice. “This product is designed for general industrial use.”