6 Containers made of metal, in the nature of metal industrial packaging containers, namely storage and transport containers, canisters, cans, open-top containers of metal, drums, barrels, lidded barrels, barrels with bung openings, open top drums with removable cover; metal containers for storing and transporting in particular aseptic liquid filling materials incorporating fitted plastic inserts; metal pallet containers for storing and transporting in particular aseptic liquid filling materials incorporating metal tube cage, metal pallet containers for storing and transporting in particular aseptic liquid filling materials incorporating steel pallets, tank containers of metal, bin containers of metal, transport pallets of metal, thin-walled metal inserts for use as container linings, namely, fitted foil sacks or bags; accessory parts for the aforementioned industrial packaging containers and containers for the storage and transportation of goods, predominantly or entirely made of metal, namely, lids, clamping rings, screw caps, screw lids, sealing caps, bung plugs, relief valves for preventing overpressure in metal containers, valves for preventing underpressure in metal containers, removal fittings made of metal for the removal of liquid contents made of metal; metal valves, other than parts of machines