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Email:info@shxvalve.com
Address: NO.720, Suide Road, Jiading District,Shanghai, China.



Model:
| Pneumatic angle control valve Body type: | angle casting globe type |
| Spool type: | single seat,cage guiede |
| Nominal size: | DN20~200 NPS 3/4〞~ 8〞 |
| Nominal pressure: | PN160 ~ 420、 CLASS 900LB ~ 2500LB |
| Connection: flange: | FF、RF、MF、RTJ |
| Welding: | SW、BW |
| Flange dimension: | According to to IEC 60534 |
| Pneumatic high pressure angle control valve Bonnet type: | Ⅰ:standard type(-20℃~230℃) Ⅱ:Radiator type: (-45℃~ high than 230℃ occasion) Ⅲ:Low temperature extended type(-196℃~ -45℃) Ⅳ:Bellow seal type Ⅴ:Warm insulation Jacket type |
| Packing: | V type PFTE packing, flex. graphite packing, etc. |
| Gasket: | Metal graphite packing |
| Control valve Actuator: | Pneumatic:multi-spring diaphragm actuator, piston type actuator. |

| Component name | Control Valve Material |
| Body/Bonnet | WCB/WCC/WC6/CF8/CF8M/CF3M |
| Valve spool/Seat | 304/316/316L(overlaying stellite alloy) |
| Packing | Normal:-196~150℃ is PTFE,RTFE,>230℃ is flexible graphite |
| Bellow | 304,316,316L |
| Gasket | Normal:Stainless steel with flexible graphite,Special:Metal tooth type gasket |
| Stem | 2Cr13/17-4PH/304/316/316L |
| Diaphragm Cover | Normal:Q235,Special:304 |
| Diaphragm | NBR with reinforced polyester fabric |
| Spring | Normal:60Si2Mn,Special:50CrVa |
| Pneumatic angle control valve Flow characteristic | Linear, percentage | |
| Allowable range | 50: 1 (CV<6.3 30: 1) | |
| Rated Cv value | Percentage 1.6~630/ linear CV1.8~690 | |
| Pneumatic high pressure angle control valve Allowable leakage |
Metal seal: IV grade(0.01% rated capacity) Soft seal: VI grade(foam grade) Leakage standard: GB/T 4213 |
|
| Pneumatic angle control valve Performance | ||
| Intrinsic error(%) | ±1.5 | |
| Return difference(%) | ≤1.5 | |
| Dead zone(%) | ≤0.6 | |
| Difference from beginning to end point(%) | ±2.5 | |
| Rated travel difference(%) | ≤2.5 | |
| Pneumatic angle control valve Type\ Method |
Pneumatic diaphragm actuator |
| ZH23~ZH56 | |
| Multi-spring type | |
| Usage | Regulating type, ON-OFF type |
| Air supply pressure or Power supply voltage | Air supply pressure (Spring range) 140(20~100)Kpa G 240 (40~200) Kpa G 280 (80~240) Kpa G |
| Connector | Air pipe connector: RC1/4 |
| Direct action | Pressure increase, stem descend, valve close. |
| Reaction | Pressure increase, stem ascend, valve open. |
| Input signal | 40~20mA.DC(with positioner) |
| Lag | ≤1%FS(with positioner) |
| Linear type | 2%FS(with positioner) |
| Environmental temperature | -10℃~+70℃ |
| Pneumatic angle control valve Accessories |
E/P, P/P valve positioner, filter regulator, valve converter, solenoid valve, limited switch Non-standard accessories, need special customized notes. |
