DVM1BW-4-PO Manifolds Diaphragm Valves

Model: DVM1BW-4-PO

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Product Details

  • Semiconductor
  • Biotech
  • Pharmaceutical
Grade Designator Roughness Average Ra. (E.P) Packing Standard Class 10
High H 0.13 µ m(5 µ in) Double
Super S 0.1 µ m (4 µ in) Triple
Additional Information American Bureau Shipping Certificate No. 00-3K50288-X, Lloyd's Register Certificate No. 01/10075, Germanischer Lloyd Certificate No. 57798-91 HH, DET Norske Veritas Certificate No. P-9100
Dimension L1 (mm) 70.90
Series DV
Dimension L2 (mm) 46.00
Dimension L3 (mm) 46.00
Body Material 316L Stainless Steel
Quality System Certificates ISO 9001 Certificate No. GQC 212, ASME Sect II (MO) Certificate No. QSC 584
Pressure Rating (psi) 100, 200, 250
Pressure Rating (bar) 6.9, 13.8, 17.2
Temperature Rating (ºF) 0, 50, 100, 150, -10
Temperature Rating (ºC) -18, 38, 66, -23
End Connection Tube Butt Weld
Safety in Valve Selection Proper installation, material compatibility, operation and maintenance of these valves are the responsibility of the user. The total system design must be taken into consideration to ensure optimal performance and safety.
Orifice (in) 0.160
Orifice (mm) 4.00
Cv 0.27
O.D. (in) 1/4
Assembly & Packaging Assembly and Packaging is performed in the clean room of Class 10. Valves are packed with anti-static polyethylene bag that is pressured into the high purity nitrogen gas.
Cleaning & Testing Cleaning & Testing Passivation is done at Nitrogen environment. Fine cleaning is done by Ultra-sonic cleaning with resistivity over 18M Ω D.I water after finishing the passivation. Inboard helium leak tested to a rate of 1 x 109cm3/s.
Flow Method 1 Valve and 2 ports|2 Valve and 3 ports
PDF Diaphragm-Valves.pdf


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