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HCBW Pneumatic Bellows Seal Balanced Sleeve Control Valve

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HCBW Pneumatic Bellows Seal Balanced Sleeve Control Valve


HCBW - Pneumatic bellows sealing balanced sleeve control valve

Material:

Valve body: ZG230-450, ZG1Cr18Ni9Ti, 316, 316L, anti-corrosion alloy

Valve seat: 1Cr18Ni9Ti, 316, 316L, anti-corrosion alloy, F4

Packing material: PTFE, flexible graphite

Diaphragm material: NBR

Bellows: 1Cr18Ni9Ti, PTFE

Nominal dimension (mm) 40 50 65 80 100 150 200
Seat diameter (mm) 25 32 40 32 40 50 40 50 65 50 65 80 65 80 100 100 125 150 125 150 200
Rated flow (Cv) high precision 11 17 24 17 24 44 24 44 68 44 68 99 68 99 175 175 275 360 275 360 650
high capacity Equal percentage 36 60 110 140 220 420 820
Linear 40 75 110 150 240 435 850
Rated travel 25 38 50 75
Rangeability 50:1
Nominal pressure JIS 10, 16, 20, 30, 40K; ANSI 125, 150, 300, 600; JPI 125, 150, 300, 600; PN1.6, 4.0, 6.4MPa
Flow charcter Equal percentage
Core type Pressure balanced
Flange standard JB78-59, JB79-59,JB/T79.1-94, JB/T79.2-94, ANSI, JIS, DIN etc
Valve bonnet Normal temp type (-17~230oC); Extension type (230~566oC)
Action type Air to open; air to close
Actuator ZHA/B multi spring pneumatic diaphragm actuator
Accessories Positioner, solenoid valve; air filter pressure reducing valve, limit switch, valve position feedback device, emergency actuating device, handwheel etc

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