ASME B16.36 Hole Flanges are Sets of weight "Tappings", by and large on 2 sides, direct inverse each other, are machined into Flanges. Treated Steel Hole Flanges are used with opening meters to really take a gander at the movement of either liquids or gases in the solitary pipeline in industry. Solidified Steel Hole Flanges Manufacturers in India. We stock ASME B16.36 Hole Flanges,... https://www.ganpatmetal.com/orifice-flanges-manufratures-expoters-suppliers-stockists.html