6 house mark for metal pipes, stripwound and corrugated hoses, flexible pipes, corrugated pipes, metal bellows, oval bellows, [ steering shaft bellows, ] thermal expansion bodies, thermal, vibration, volume and pressure compensators and expansion joints, seal and slip rings, tube and joint connections, hose and bellows decoupling elements, vibration dampers; metal securement means and fittings, metal connection fittings and metal connection parts for the above goods; pipelines, conduits and pipeline systems comprised primarily of metal pipes, metal hoses, metal bellows, compensators and expansion joints and/or corresponding metal securement means and fittings, metal connection fittings and metal connection parts, all sold together as a unit, for use in industrial plants and the communication, automotive, aerospace, power generation, shipbuilding, and building service industries; metal holding elements and supports in the nature of constant and spring hangers, anchors, sliding and swing supports, rolling supports, pipe saddles, and impact brakes, support plates, bolts, lugs, brackets, nuts and turnbuckles for piping, tanks, boilers