Gas flooding device used in the production of high quality welding joints between pipes and/or containers comprises spaced sealing elements each having an inner annular metallic core and an outer disk body made from an elastomeric material

摘要

Gas flooding device comprises spaced sealing elements (10) arranged on each hub-like element (6, 7) and each having an inner annular metallic core and an outer disk body made from an elastomeric material. The disk body has a peripheral outwardly protruding sealing lip (13). Spacer rigs are arranged between the sealing elements.