LIBER

Bolts of metal; Branching pipes of metal; Clips of metal for cables and pipes; Collars of metal for fastening pipes; Elbows of metal for pipes; Eye bolts; Grease nipples; Junctions of metal for pipes; Manifolds of metal for pipelines; Metal pipe fittings for compressed air pipes; Metal tubs; Nuts of metal; Penstock pipes of metal; Pipe muffs of metal; Pipes of metal; Pipework of metal; Reinforcing materials of metal for pipes; Steel pipes; Valves of metal, other than parts of machines; Water-pipe valves of metal