Elbows of metal for pipes, fittings of metal for building, greases nipples, junctions of metal for pipes, valves of metal other than parts of machines, ferrules of metal, fittings of metal for compressed air ducts, collars of metal for fastening pipes, water-pipe valves of metal, bindings of metal, nut of metal, branching pipes of metal, manifolds of metal for pipelines

Fittings for engine boilers, valves (parts of machines), clack valves (parts of machines), pressure valves (parts of machines), manifold for engines, pressure reducers, pressure regulators, joints (parts of engines)