2021年10月29日 · 1.1 This specification 2 covers aluminum and aluminum-alloy extruded bars, rods, wire, profiles, and tubes 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.

This standard is issued under the fixed designation B221; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval.

Designation: B 221 – 05a Standard Specification for Aluminum and Aluminum-Alloy Extruded Bars, Rods, Wire, Profiles, and Tubes1 This standard is issued under the fixed designation B 221; the number immediately following the designation indicates the year of

2013年1月14日 · 1.1 This specification covers aluminum and aluminum-alloy extruded bars, rods, wire, profiles, and tubes 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.

2021年10月29日 · Standard Specification for Aluminum and Aluminum-Alloy Extruded Bars, Rods, Wire, Profiles, and Tubes (Metric) 1.1 This specification covers aluminum and aluminum-alloy extruded bars, rods, wires, profiles, and tubes in the aluminum alloys (Note 1) and tempers shown in Table 2.

ASTM-B221 › Standard Specification for Aluminum and Aluminum-Alloy Extruded Bars, Rods, Wire, Profiles, and Tubes

ASTM B221-21 Standard Specification for Aluminum and Aluminum-Alloy Extruded Bars, Rods, Wire, Profiles, and Tubes

18-8, type-304, 22-gauge (0.8mm) stainless steel with satin finish. All-welded construction with beveled opening. OPERATION: Dispenses single- or half-fold paper toilet seat covers from beveled opening. Dispenser fills from bottom through …

2021年9月1日 · A complete metric companion to Specification B221 has been developed-Specificat ion B221M; therefore, no metric equivalents are presented in this specification.

ASTM B221 is a standard specification for aluminum and aluminum-alloy extruded bars, rods, wire, profiles, and tubes. This specification is critical for defining the requirements for these aluminum products in various applications.