Manufacturing process of reducing flanges

http://www.nspipefittings Our Reducing Flanges are designed in compliance with international quality standards. Available in all types and pressures, these flanges are widely used for pipe-to-pipe connections. We provide reducing flanges, steel flanges, socket weld flanges, slip-on flanges, threaded steel flange, screwed steel flanges, din steel flanges, plate flanges, plate blank flanges, pn flanges, spectacle flanges, screwed bars flanges, steel flanges, stainless steel flanges, reducing flanges, lapped steel flanges, welded steel flanges and blind steel flanges.