Valve type | EWA | EGC |
Common design features Easy access to internal parts reduces maintenance costs and system downtimeSeat design for tight shut-off mean no damage by “ wire-drawing’’ due to seat leakage |  |  |
Main applications | Spraywater control valve Pump recirculation Boiler feed water start-up | Spray water control valve Process water Fluid control valve |
Body style | EWA Angle, EWZ : Z-configuration Machined | Globe |
Body material | Forged CrMo-low alloy or carbon steel | Cast |
Max pressure class | ANSI # 2500 | ANSI 150 -2500 # |
Max body size | DN 200mm (8”) | DN 300 |
Max capacity, Kv (Cv) | 100 (118) | 800 ( 940) |
Leakage class | V | IV-V |
Plug design available | Counter, 2-5 stages, depending on pressure drop. Unbalanced | Single stage contour, single stage Cage Two stage contour+cage Balanced Tight |
Special design features | Multi-stage control plug to eliminate cavitation under severe conditionsHigh quality forged steel body for total integrity of pressure containing partsJet breaker cage takes a final pressure drop and protects the seat and valve body from erosion to extend valve life (optional) | Standardized cast body with flanged Butt weld design Also available for steam service Available for other fluids as control valve |