Danish AVK swing check valve

Denmark AVK valves Denmark AVK agent Swing check valves are automatic valves, mainly used for one-way flow of media channels, only allowing media to flow in one direction, in order to prevent accidents. Danish AVK soft seal swing check valve body using precision casting, precision geometry makes finishing without any internal body to ensure that the valve seal. Spacing dimensions conform to DIN 3202-F6 / BS 5153: 1974 (1991) s hort Flange connections to ISO 7005-2 (EN 1092-2: 1997, DIN 2501) Use: for drinking water and waste water, up to 70 degrees test : hydraulic pressure tested in accordance with BS 5153: 1974 (1991) Seat: 1.1 x PN Body: 1.5 x PN Materials: Body, bonnet Ductile iron, GGG-50, in line with DIN 1693 and the hinge (BS 2789 grade 500-7) electrostatic spraying epoxy resin coating inside and outside the shaft of stainless steel in line with DIN 30677 W. no. 1.40S 7 (BS 431S 29) Bonnet gasket EPDM rubber liner brass, CZ 132 line with BS 2874 A2 stainless steel washers and hex bolt soft shaft seal valve EPDM rubber-coated stainless steel in line with EN 10113: 1990 (BS 4360: 1990) annex part of the lever and weight ductile iron, GGG-50, in line with DIN 1693 (BS 2789 grade 500-7) spring washer stainless steel A2 hexagon bolt and axis