PRODUCT INFORMATION
Bermad Needle and check valve (opening speed control)
This device is a 1-Way adjustable restriction. Flow in the direction of the needle is restricted, while flow in the opposite direction is unobstructed. When installed in various control loops, it is used for controlling opening or closing speed. Installed together with a standard needle valve, it enables control of the opening and closing speeds in the same control loop.
FEATURES & BENEFITS
- Pressure rating: 40 bar (600 psi) Flow factor: Kv 0.85 (Cv 1.0) (in unrestricted flow direction)
- Standard materials:
- Body: Brass
- Needle: Stainless Steel 303
- Needle seat: Stainless Steel 303 Spring: Stainless Steel 302
- Seal disk: Stainless Steel 304
- Seals: NBR
- Optional materials:
- Metal parts: Stainless Steel 316 Seals: FPM
- Ports: 1/4” NPT
- Maximum temperature: 80 ̊C (180 ̊F)
LITERATURE
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Bermad Needle and check valve (opening speed control) Brochure |
