Check valve DN32
The gate is fully vulcanized with EPDM certified for drinking water.
It has excellent durability due to the ability of the rubber to recover its original shape, due to the double junction vulcanization process and due to the robust design of the gate.
The triple safety packing system, high shaft strength and complete corrosion protection ensure unmatched reliability.
Description of the product:
Check valve for drinking water and neutral liquids at a maximum of 70º C
Nominal pressure PN 16
Union by 1.1/4'' female thread according to DIN 3352-4.
Features:
• Stainless steel shaft with gate stop ring and cold rolled thread for increased strength.
• Thrust collar that provides shaft fixation and low operating torque.
• Triple security packing system with a top NBR seal, a polyamide bearing with four NBR O-rings and an EPDM bottom sleeve.
• EPDM gasket housed between body and cover.
• Stainless steel screws sealed with silicone and protected by the lid gasket.
• Full step.
• Low maneuvering torque.
• Epoxy coating according to DIN 30677-2.
Makings:
• Body and cover Ductile iron JS1050 EN 1563 (GGG-50, according to DIN 1693, BS 2789 grade 500-7)
• Coating Electrostatically applied epoxy resin according to DIN 30677 (internally and externally)
• Stem Stainless steel DIN X 20 Cr 13.
• NBR top seal gasket, 4 NBR O-rings and one EPDM bottom sleeve.
• Dezincification resistant brass damper CZ 132 according to BS 2872 vulcanized with EPDM rubber
• Thrust collar Brass CZ 132 according to BS 2872
• EPDM profile gasket
• Screws A2 stainless steel, sealed with silicone
Dimensions 115x180mm
2,8 Weight Kg.
