WCB WCC Diaphragm Control Valve
Description
Body type: | straight through casting globe type |
Spool type: | non-balanced single seat plug type |
Nominal size: | DN20~200 NPS 3/4〞~ 8〞 |
Nominal pressure: | PN16 ~ 100 CLASS 150LB ~ 600LB |
Connection: flange: | FF、RF、MF、RTJ |
Welding: | SW、BW |
Flange dimension: | acc. To ANSI Standard |
Bonnet type: | standard type(-5℃~230℃) Radiator type: (-45℃~ high than 230℃ occasion) Low temperature extended type(-196℃~ -45℃) Bellow seal type Warm insulation Jacket type |
Packing: | V type PFTE packing, flex. graphite packing, etc. |
Gasket: | Metal graphite packing |
Actuator: | pneumatic: multi-spring diaphragm actuator, piston type actuator. electric: 3810L series smart actuator, PSL series actuator. |
Surface painting: | Green color, acrylic acid polythene ceramic paint. |
SINGLE SEAT CONTROL VALVE SPECIAL SPECIFICATION
Special Test | Material Penetration Flaw Detection (PT), Radiator Test (RT), Flow Characteristic Test, Low Temperature Test. |
Special treatment | Trim nitrogen treatment, seat hard alloy treatment. |
Special rinse | Degreasing and dehydration treatment |
Special condition | Special piping or connection, vacuum condition, S.S fastener, special coating. |
Special dimension | Customized face to face length or dimension |
Test and inspection | Third party test report |