API 5L spec Metallic Sprinkler Pipe Sumitomo ASTM/ASME A53 /A106 Grade-B Schedule 40

Class [6]
Metal Products

Building and construction materials; elements of metal; unprocessed materials of metal; semi-processed materials of metal; metal building materials; ceilings of metal, building boards, panels, plates and tiles of metal; wall claddings, coverings and linings of metal for walls (buildings); grid systems of metal for ceilings; alloys of common metal; alloys of metal; alloys of metal for use in casting; artistic castings of common metal; artistic objects of common metal; brass; brazing alloys; brazing rods; brazing (rods of metal for-); metal cables and pipes; pipes; metallic pipes; steel pipes; metal pipes; copper pipes; metallic water pipes; down pipes; metallic sprinkler pipes; metal penstock pipes; metal drain pipes; metal gutter pipes; metal sewer pipes; air pipes of metal for buildings; pipes of metal, for central heating installations; branching pipes of metal including those from alloy steel and titanium; junctions of metal for pipes including those from alloy steel and titanium ores; aluminium pipes; ducting; ironmongery; joints for pipes; drain pipes of metal; sewer pipes; drainage pipes of metal; elbow for pipes of metal; metal junctions for pipes; metal valves for water pipes; air pipes of metal for buildings; pipes, tubes and hoses, and fittings therefor, including valves, of metal; gold solder; sheets of metal; small items of metal hardware; sheets of metal including those from alloy steel and titanium; silver plated tin alloy; silver solder; sintered hard metals; welding metals; wire; wire connectors (non-electric-) of metal; wire for strands; wire gauze; ferrules of metal for canes and walking-sticks; fittings of metal for coffins; fittings of metal for furniture; German silver; germanium; sheet metal; sheets and plates of metal; solder (gold-); solder pastes; solder (silver-); suspension systems of metal for ceilings; grids, rails, hangers, profile sections, cornices, joints and clips of metal for ceilings and walls; non-electric metal wires including decorative metal wires; bells; works of art of common metal; figurines and statues of common metal; trunking; boxes of common metal; bottle caps of metal; bottles (metal containers) for compressed gas or liquid air; baskets of metal; gutters of metal; gutter pipes; gutter brackets; gutter strap hangers; caps for ends of gutters; gutter clips; gutter sockets; goods of common metal namely fasteners, bolts, screws, nuts, poles and poles of metal for electric power lines.