This appraisal is for a range of AVK metal seated gate valves with the following configurations and sizes with clockwise or anticlockwise closing: Flanged: PN16 DN 80 to DN 600, Flanged: PN35 DN 80 to DN 300, Flanged with integral bypass: PN16 DN 375 to DN 600. This Issue 2 is to include DN 80 to DN 300 PN35 flanged valves.
The range of metal seated gate valves is 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.
Flanges comply with AS/NZS 4087 Figure B5 for PN16 or Figure B6 for PN35.