HLC Small Calibre Sleeve Pneumatic Control Valve
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HLC - Pneumatic small caliber single seat 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
| Nominal dimension (mm) | 20, 25 | |||||||||||
| Flow coefficient (Cv) | 0.01 | 0.04 | 0.10 | 0.16 | 0.25 | 0.40 | 0.63 | 1.0 | 1.6 | 2.5 | 4.0 | |
| Hard sealing | Equal percentage | ¡¡ | ¡¡ | ¡¡ | ¡¡ | ¡ð | ¡ð | ¡ð | ¡ð | ¡ð | ¡ð | ¡ð |
| Linear | ¡ð | ¡ð | ¡ð | ¡ð | ¡ð | ¡ð | ¡ð | ¡ð | ¡ð | ¡ð | ¡ð | |
| Rangeability | 30:1 | 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 |
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| Flow characteristic |
Equal percentage, linear |
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| Valve core |
Single seat plunger |
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Flange standard |
JB78-59, JB79-59,JB/T79.1-94, JB/T79.2-94, ANSI, JIS, DIN etc |
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Upper valve bonnet |
Normal temp type (*17~230oC); Extension ¢ñ(-45~-17oC, 230~566oC); Extension ¢ò(-100~-45oC); extension ¢ó(-196~-100oC) |
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Action type |
Air to open, air to close |
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Actuator |
ZHA/B multi spring pneumatic diaphragm actuator |
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Accessories |
Positioner, solenoid valve; air filter pressure reducing valve, limit switch, valve position feedback device£¬emergency actuating device, handwheel etc |
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Note: 1) Symbol ¡ð stand for valve specification
2) Pls contact us when temperature, pressure, and dimension are not list in the table.
