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ASTM-B221-Standard-for-Aluminum-Extruded-Bars-Rods-Tubes

  1. Scope*
    1.1 This specification2 covers aluminum and aluminumalloy extruded bar, rod, wire, profile, and tube in the aluminum
    alloys (Note 1) and tempers shown in Table 2.
    NOTE 1—Throughout this specification, the use of the term alloy in the
    general sense includes aluminum as well as aluminum alloy.
    NOTE 2—For rolled or cold-finished bar and rod refer to Specification
    B 211, for drawn tube, Specification B 210, for structural pipe and tube,
    Specification B 429, and for seamless pipe and tube, Specification
    B 241/B 241M.
    1.2 Alloy and temper designations are in accordance with
    ANSI H35.1. The equivalent Unified Numbering System alloy
    designations are those of Table 1 preceded by A9; for example,
    A91100 for Aluminum 1100 in accordance with Practice
    E 527.
    1.3 For acceptance criteria for inclusion of new aluminum
    and aluminum alloys in this specification, see Annex A2.
    1.4 A complete metric companion to B 221 has been
    developed—B 221M; therefore, no metric equivalents are
    presented in this specification.
  2. Referenced Documents
    2.1 The following documents of the issue in effect on the
    date of material purchase, unless otherwise noted, form a part
    of this specification to the extent referenced herein:
    2.2 ASTM Standards: 3
    B 210 Specification for Aluminum and Aluminum-Alloy
    Drawn Seamless Tubes
    B 211 Specification for Aluminum and Aluminum-Alloy
    Bar, Rod, and Wire
    B 241/B 241M Specification for Aluminum and AluminumAlloy Seamless Pipe and Seamless Extruded Tube
    B 429 Specification for Aluminum-Alloy Extruded Structural Pipe and Tube
    B 557 Test Methods of Tension Testing Wrought and Cast
    Aluminum- and Magnesium-Alloy Products
    B 594 Practice for Ultrasonic Inspection of AluminumAlloy Wrought Products for Aerospace Applications
    B 660 Practices for Packaging/Packing of Aluminum and
    Magnesium Products
    B 666/B 666M Practice for Identification Marking of Aluminum and Magnesium Products
    B 807 Practice for Extrusion Press Solution Heat Treatment
    of Aluminum Alloys
    B 881 Terminology Relating to Aluminum- and
    Magnesium-Alloy Products
    B 918 Practice for Heat Treatment of Wrought Aluminum
    Alloys
    E 29 Practice for Using Significant Digits in Test Data to
    Determine Conformance with Specifications
    E 34 Test Methods for Chemical Analysis of Aluminum and
    Aluminum-Base Alloys
    E 55 Practice for Sampling Wrought Nonferrous Metals and
    Alloys for Determination of Chemical Composition
    E 527 Practice for Numbering Metals and Alloys (UNS)
    E 607 Test Method for Atomic Emission Spectrometric
    Analysis of Aluminum and Aluminum Alloys by the
    Point-to-Plane Technique, Nitrogen Atmosphere
    E 716 Practices for Sampling Aluminum and Aluminum
    Alloys for Spectrochemical Analysis
    E 1004 Practice for Determining Electrical Conductivity
    Using the Electromagnetic (Eddy-Current) Method
    E 1251 Test Method for Optical Emission Spectrometric
    Analysis of Aluminum and Aluminum Alloys by the Argon
    Atmosphere, Point-to-Plane, Unipolar Self Initiating Capacitor Discharge

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