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Email: lsdq@zjlsdq.cn
Sales Department：0571-63436868
Sales Department Fax：0571-63436969
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Pneumatic control valve
|
Shape style |
Pneumatic control valve |
|
Nominal diameter |
DN15～DN450 (1/2～18) |
|
Nominal pressure |
PN10, 16,25,40,50, 64,100, 110, 150, 250, 320, 420 |
|
Body and bonnet material |
WCB, CF8, CF8M, CF3, CF3M, WC1, WC6, WC9, LCB, LCC, LC3, Hastelloy C, etc. |
|
Internal material |
304, 304+Stellite, 316L, 316L+Stellite, 2205, Hastelloy C, etc. |
|
Fill in material |
V-type polytetrafluoroethylene; flexible graphite |
|
Flow characteristics |
Equal percentage, linear, quick opening |
|
Leakage |
Hard seal: IV, V grade Soft seal: VI grade |
|
Connection method |
Flange type (RF, MFM, RJ) Weld type (SW, BW) |
|
Bonnet type |
Standard type, heat sink type, bellows seal type, low temperature type |
|
Spool type |
Single seat, sleeve, double seat |
|
Actuator |
Pneumatic |
- The product is available in a wide range of materials and is available in a wide range of internal design options for a wide range of applications in industrial and commercial applications.
- Available in different internals to meet the needs of different applications. In order to meet the needs of precise control, it is also possible to provide internal parts for reducing the CV value.
- The valve trim with top guide has a simple structure, stable operation, high adjustable range and adjustment ratio, and a soft seal spool with high sealing performance.
- Cage single seat valves with balanced seals provide an economical choice for applications under high pressure.
- Unbalanced cage-guided single-seat valve with stepped internals-----single, double, triple and above to prevent cavitation formation.
- Bellows seals prevent corrosion or toxic media from leaking;
- Easy-to-remove and assembled trim for easy repair and maintenance;
- Generally used direce (positive action) / reverse (reaction) multi-spring type pneumatic actuator, compact structure and sensitive action.