ASTM-B491M › Complete Document History
Specification for Aluminum and Aluminum-Alloy Extruded Round Tubes for General Purpose Applications (Metric) (Withdrawn 1990)
Obsolete Revision Information: |
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REPLACED BY ASTM-B491 - WITHDRAWN IN 2021 - Jan. 1, 2021
1988 EDITION - DISCONTINUED IN 1991, USE B491 - April 29, 1988 |