NUCO Flanges are available in either formed sheet metal or machined styles for seam or butt-welding to tubing. NUCO V-Band Couplings are used to clamp together sheet metal flanges, machined flanges or flanges that have been formed, machined or cast as an integral feature of a component part.

(Above) NUCO Flanges are available in both formed sheet metal and machined configurations. The lighter weight and lower pressure Sheet Metal Flanges seal on their faces. The higher pressure Machined Flanges are used with elastomer or metal seals. Flanges are seam or butt welded to tubing for ducting.