KBC10P
Pneumatic Bellows Seal Control Valve
Design Features
Features a fully enclosed bellows seal system that eliminates stem leakage completely, ensuring safe handling of hazardous and valuable media. Multi-ply 316L stainless steel bellows provide superior pressure and temperature resistance. With precision pneumatic actuation and hardened trim, this valve delivers reliable performance in critical applications across chemical, pharmaceutical and nuclear industries.
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| Product Name | Pneumatic Bellows Seal Control Valve |
| Model Number | KBC10P |
| Nominal Diameter | NPS 1/2" ~ 24" (DN15 ~ DN600) |
| Pressure Rating | Class 150 ~ Class 600 (PN16 ~ PN100) |
| Body Material | Carbon Steel (A), 304 Stainless Steel (S), 316 Stainless Steel (L), Inconel, Monel, Hastelloy, Ti, etc. |
| Bonnet Type | Bellows Seal |
| Seal Material | PTFE, Metal Seat, Hard Alloy |
| Leakage Class | ANSI Class IV, V, VI |
| Medium Temperature | -196℃ ~ 550℃ |
| Connection Type | Threaded, Welded, Flanged |
| Trim Type |
Single Port |
| Control Accuracy | ±0.1% |
| Actuation Type | Pneumatic Diaphragm Actuator |
| Supply Pressure | 200–400 kPa |
| Air Supply Port | RC1/4 |
| Pneumatic Actuator | Optional |
| Action Type | Fail Open (FO) – Air-to-Close (B); Fail Closed (FC) – Air-to-Open (K) |
| Optional Accessories | Positioner, Air Filter Regulator, Safety Relief Valve, Limit Switch, Position Transmitter, Handwheel, etc. |
| Stroke (mm) | 16, 25, 40, 60, 100 |
| Remarks | Other special seal materials or temperature requirements can be customized according to customer specifications. |
