ASTM B221-14 pdf free.Standard Specification for Aluminum and Aluminum-Alloy Extruded Bars, Rods, Wire, Profiles, and Tubes. This specification2 covers aluminum and aluminum-alloy extruded bars, rods, wire, profiles, and tubes in the aluminum alloys (Note 1) and tempers shown in Table 2. 5. Materials and Manufacture 5.1 The products covered by this specification shall be produced by the hot extrusion method...