VDU U-Type Diaphragm Valve

VDU series is a sanitary diaphragm valve with U type design, which is specially designed for using on dairy, beverage, foodstuff, pharmaceutical and other industries.It is excellent for flow control as well as for open/close duties. • Operation: Manual or Pneumatic • Size Available: 3/4"-2" or DN20-DN50 • Body Materials: AISI-316L • Membrane Material: EPDM + PTFE or EPDM


VDU series is a sanitary diaphragm valve with U type design, which is specially designed for using on food, beverage, dairy, brewing, pharmaceutical industries, etc. It is excellent for flow control as well as for open/close duties.


  • Body: AISI-316L
  • Membrane: EPDM+PTFE or EDPM

The seal materials comply with FDA177.2600 standard. Using proprietary technology, the diaphragm uses a combination of EPDM and PTFE, which is secured using SS bolts. The sealing part where contact with the medium is of PTFE material, it has good cold resistance -13°F (-25°C), excellent heat-resistance 482°F (+250°C), tolerance to most chemicals, and excellent abrasion resistance to medium flow.

Standard Design

  • Standards: DIN, SMS, ISO / IDF, BS / RJT, ASME / BPE.
  • End connections: butt-welded, sanitary clamp, or others upon request
  • Body type: T-type tee, U type tee, Mini type, tank bottom type, etc.

Technical Specification

  • Max. working pressure: 147psi (10bar)
  • Temperature range: 14 ~ 248°F (-10 ~ 120°C), EPDM
  • Inside polishing: Ra 16-32& micro;in (0.4 ~ 0.8µm)
  • Available for CIP/SIP.