Used in industrial and constructional fields and pumping stations for one-way flow of potable water and non-corrosive liquids with maximum temperature of 80 C; prevents back flow of liquids and hammer effects

• Closing technique designed and Trimmed uniquely by AICC in order to prevent back flow of the liquid and its harmful and damaging impact
• Suitable for installing in different positions (Vertically or horizontally)
• Drilling and dimension of flanges according to EN 1092-2 and other standards upon request
• Body made of ductile iron EN1563(GJS400)
• Blocking Disk made of ductile iron volcanized with EPDM according to DIN53538-5 perfectly resistant against hammer effects
• The minimum pressure to open the blocking disk 0.1 Bar and the minimum pressure for sealing 0.5 Bar
• Flanges face-to-face length according to (EN558-1) series 48 / (F6) DIN3202-1
• Spindle made of stainless steel 1.4021 according to DIN17440
• Spring made of stainless steel according to DIN17440
• Inside and outside surfaces of ductile iron parts covered with a minimum of 250 micron epoxy electrostatic method coating according to DIN30677