Pipes of metal; steel tubes; steel pipes; adaptors for pipes (metal); bend pipes of metal; connection pipes of metal (parts of machines); ducts of metal; elbows of metal for pipes; fastening collars of metal for pipes and tubes; fittings of metal for pipes; metal joint connectors for tubes; reinforcing fibres of metal for pipes; tubes of metal; flexible corrugated tubes of metal (other than for sanitary installations); expansion joints of metal; metal ducts (other than electric); metal hoses; hose pipes, of metal

Steel tubes for conveyor belts; metal apparatus for attachment to conveyor belts