21000 Series

Masoneilan® 21000 Series Control Valves
Complete Line of Rugged, Top Guided,
Globe Valves with Lo-dB®/Anti-Cavitation Capabilities
General Data:
• Flow Direction
contoured: flow-to-open Lo-dB®: flow-to-open anti-cavitation: flow-to-close
• Body
type: high capacity globe , high capacity angle
• Bonnet
type: bolted , standard , extension
• Body and Bonnet
materials: carbon steel , 316 stainless steel , chrome-molybdenum steel , others
• Trim
plug type: contoured , soft seat , Lo-dB® (1 or 2 stages) , anti-cavitation (1 or 2 stages)
seat ring: threaded , quick change
guide: heavy top guided
capacity: full area , reduced capacity in all sizes
Cv ratio: 50:1
flow
characteristic: linear , equal percentage
• Actuator
type: spring diaphragm handwheel: optional