metal pipes; pipes and tubes of metal; steel pipes; metal pipes and tubes; metal pipes and fittings therefor; metal fittings for pipes; fittings of metal for pipes; metallic pipes; branching pipes of metal; branching pipes made of metal; water-pipes of metal; water pipes of metal; elbows of metal for pipes, including those made from alloy steel and titanium; junctions of metal for pipes, including those made from alloy steel and titanium; connectors of metal for pipes; couplings of metal for pipes; metal couplings for pipes; elbows of metal for pipes including those from alloy steel and titanium; metal connectors for pipes; metal elbows for pipes; pipe fittings of metal; metal joints for pipes; clips of metal for pipes; elbows of metal for pipes; junctions of metal for pipes; metal junctions for pipes; junctions of metal for pipes including those from alloy steel and titanium; junctions made of metal for pipes; joints of metal for pipes; couplings and joints of metal for pipes; metal fittings for rigid pipes; metal couplings and joints for pipes; fittings of metal for rigid pipes; metal clips for pipes; pipe clamps of metal; pipe junctions made of metal; elbows of metal for flexible pipes; pipe connectors of metal; clips made of metal for pipes; pipe joints of metal; tubing and tubing couplings of metal for joining and terminating pipes

taps for pipes; pipes [parts of sanitary installations]