944AOPHP High Pressure Diaphragm Valve , Air Actuated Valve Dual Piston Design
Product Description:
944AOPHP Air - Actuated Valve: Precision and Reliability in Every Flow Meet the 944AOPHP, a top - tier air - actuated valve renowned for its exceptional cleanliness. Engineered to excel, it offers reliable and accurate performance across a wide pressure range, from vacuum to 3,500 psig. The valve's air actuator, with a dual - piston design, is spring - loaded to the "normally closed" position, ensuring safety and control. Its standout feature is the integration of hydraulics in the opening function, which enhances its precision and smooth operation. This innovative design makes it ideal for industries such as semiconductor manufacturing, chemical processing, and laboratory applications, where purity and exact pressure regulation are crucial. Whether you need to manage gas or liquid flows, the 944AOPHP is a trusted choice. Its high - quality construction and advanced functionality set it apart in the market, promising efficient and dependable service.
product features:
- Pressures up to 3500 psig.
- Internally threadless and springless.
- A unique patented compression member that
- holds the seat can be replaced without specialtools, allowing ease of full field serviceability.
Specifications:
| Parameter | Details |
|---|---|
| Materials | |
| Body | Anodized Aluminum |
| Pistons | Brass |
| Actuator stem | 316L Stainless Steel |
| Hydraulic fluid | High viscosity synthetic oil |
| O - ring seals | Flurorcarbon |
| Internal Springs | 1075 spring steel |
| Operating Conditions | |
| Operating Pressure | Vacuum to 3,500 psig (241 barg) |
| Design Proof Pressure | 5,250 psig (362 barg) |
| Design Burst Pressure | 10,500 psig (724 barg) |
| Temperature | -40°F to 150°F (-40°C to 66°C) |
| Bake Out in the open position | 250°F (121°C) |
| Functional Performance | |
| Flow capacity | Cv = .25(SEMI Flow Coefficient Test #F - 32 - 0998) |
| Leak Rate - Dynamic | < 4 x 10-9 scc/sec He |
| Leak Rate - Static Inboard | 2 x 10-10 scc/sec He |
| Standard Configuration | |
| Inlet and outlet | 1/4 inch female pipe threads |
| End to end length | 1.25 inches (31.75 mm) |
| Internal Volume | 2.18 cc |
| Surface Finish | Standard Ra 32 micro inch or less |
| Approximate Weight | 1.75 lb. (0.80 kg) |
Product Details:
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