This appraisal is for DN 80 to DN 600 Sureflow metal seated gate valves with flanged ends in both clockwise and anticlockwise closing options. Integral bypass valves are also included for DN 375, DN 450, DN 500 and DN 600.
The range of metal seated gate valves are manufactured at AVK Anhui in China in accordance with AS/NZS 2638.1 Gate valves for waterworks purposes Part 1 Metal seated.
Operation can be by key, hand wheel or gearbox.
The MSV’s are rated as PN16 with flanges complying with AS/NZS 4087 Figure B5 PN16.
AVK has a long-term contract to supply Viadux with their required range of Sureflow branded gate valves, ductile iron fittings and other pipeline components. The metal seated gate valves are marketed exclusively by Viadux under the Sureflow brand.