The KY31 and KY33 incorporate a pressure balancing bellows, which enables the valve to operate against higher differential pressures.
| Spirax-Sarco | |
|---|---|
| Product Category | Industrial Valves |
| Product Number | KX31 |
| Product Name | Cast Iron Self-acting Control Valve |
| Valve Type | Control Valve |
| Primary Material | Cast Iron |
| Media | Steam |
| Valve Size | 0.50 to 2.00 inch (12.70 to 50.80 mm) |
| Maximum Pressure | 15.95 to 174.05 psi (11.23 to 122 m H2O) |
