BS EN 1092-1 Weld Neck Flanges

BS EN 1092-1 Forged weld neck flanges come in sizes 1/2″ – 12″ and PN6, PN10, PN16 or PN40 pressure classes. These type 11 forged flanges are made of S235JR mild steel and come with a raised sealing face. 3.1 Material test certification available, weld necks are usually butt welded to steel pipe or fittings. Previously known as BS 4504 metric flanges.