High Pressure Pneumatic Diaphragm Valves

High Pressure Low Flow Type Pneumatic Diaphragm Valves

The High Pressure Spring Diaphragm Valves are suitable for high purity and ultra high purity applications. These valves offer a small seat sealing surface, a wide working temperature range, and an easily replaceable seat, with an maximum pressure rating of 3500 psig. Repetitive shutoff with fully contained soft-seat stem tip. Position indicator ring for lever handle indicates open and closed states. Reduced seat volume. Functional under vacuum conditions. Normally closed or normally open position sensors are optional for pneumatically actuated valves.

Three options of cleaning: Standard Ra 15 µin (0.4 µm), high purity Ra 10 µin (0.25 µm) and ultra-high purity Ra 5 µin (0.13 µm)

Packaging: Double bagged with inner bag filled with 99.999% nitrogen

Marking: Permanently heat code marked; traceable to original mill certificate of test

Inspection: Critical surfaces are 100% visually inspected using magnification and lighting

Testing: All valves 100% helium leakage tested before delivery. All products come with high-quality appearance