Pneumatic Bellows Stop Valves/Needle Valves

INQUIRY

Pneumatic Bellows Stop Valves/Needle Valves

Description Download

Model: 25WJ8B61Y-16Po

Port Type: BW Butt Weld (Socket Weld, SW Socket Weld, UBM Slip-On Weld, Threaded, etc.)

Working Temperature: -40℃~60℃ (-40~140℉)

Pressure Rating: 2.5MPa, maximum up to 15MPa

Nominal Diameter: DN25 (DN10–DN150)

Material: 304L, 316L, 321, and other special materials

Product Advantages

1. Multiple interface connection options

2. Hydraulically formed multi-layer bellows for extended service life

3. Non-rotating valve head enhances bellows durability

4. External pressure-resistant bellows design maximizes valve working pressure

5. Strictly controlled bellows stroke design extends service life

6. Each valve undergoes a 5-second helium leak test at the maximum leakage rate of 4×10⁻⁹ std cm³/s for the seat, housing, and all sealing points before shipment.