Air Valve, Flange Thickness millimetre 5 to 8mm, Surface Finish Polishing

With prosperous our entity, Industry practice has gained huge appreciation available for purchase by presenting single orifice air valve to our respected patrons. Feature anti vaccum valvethe presence of free atmosphere within the pipeline can reduce the severity of water hammer considerably. Celerity speed of an elastic wave with, Say 2% of air at a pressure head of 50m of water reduces celerity from about 1100m/s to 160 m/s for a typical pipeline. Alternatively hand air in a whether in, Rising main solution or within the bubble from can have the quantity of ill effects. Cavitation, The creation of vacuous cavities which subsequently rapidly collapse and erode the pump or pipe. Headloss, Accelerating water past air pockets formed leading to, In pipes head losses. Other forms may include surging, Corrosion, Reduced pump efficiency, Malfunctioning of valves or vibrations. A pipeline designer therefore has to factor in all the critical, The aforesaid level of permissible vaccum inside a pipeline to prevent collapse vis, A, Vis the suction and discharge capacity of an air valve curves on request before deciding upon the type, Size, Spacing and location of these air valves. Normally 10 bars rated, 16 bar or higher pressure on request. Single air valve of size 1 in accordance with the current specifications 14845 is available for delivery ideal for 100 nb mains. Not recommended for sewage application. Valve sizefor mains size50 upto 200 80 225, 350 100 400, 500 150 600, 900 200 1000, 1200