... Covers alloys 1060, 3003, Alclad 3003, 5052, 5054, and 6061 in two tempers.ASTM-B-235Aluminum Alloy Extruded Tubes.Obsolete - Superseded by ... General Purpose & Pressure Applications.Manufactured from hollow extrusion ingot (cast in hollow form, or drilled, or pierced from solid ingot) ... or die and mandrel process. Covers six alloys and two tempers.ASTM-B-547Aluminum Alloy Formed and Arc Welded Round ...