PTFE Lined weir diaphragm valve


  • Size: DN15-DN300

  • Pressure: PN10/PN16

  • Standard:  EN593, DIN 2501 PN6/10/16, DIN3202 F4


  • Body :Ductile Iron / GGG50

  • Seal : Ductile Iron+PTFE

  • Stem : Stainless Steel 304


  • Medium: Water, Waste Water, Air, Oil

  • Temperature: -20 to 250℃

Detail / Feature / Application

Detail / Feature / Application

  • The elastic sealed open and close element can   avoid the inner leak. 

  • Streamlined flow channel, resulting in small pres sure loss; 

  • There is no stuffing box, so there is no leakage; 

  • The sports valve cover is replaced by the middle   extension and overlaps the top the valve cover,   valve stem and other parts of the valve will not be   corroded by the medium; 

  • It can be replaced gradually, and the maintenance   cost is still low; 

  • The variety of lining materials can be applied to   various media, and has good corrosion resistance

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