Anchor bolts of metal for bridge connection; Architectural metalwork; Awnings of metal; Bed casters of metal; Boundary markers, namely, metal stakes, mooring bollards and anchorage plates for use in topography; Branching pipes of metal; Branching pipes of metal including those from alloy steel and titanium; Branching tubes of metal for pipelines; Cast iron pipes; Corrosion-resistant metal overlays and alloys for fittings, steel plates, flanges, piping components; Ducts of metal for air-condit...