Standard Specification for
General Requirements for Carbon, Ferritic Alloy, and
Austenitic Alloy Steel Tubes1
This wellknown is issued below the constant designation a 450/a 450m; the quantity right now following the designation shows the 12 months
of unique adoption or, within the case of revision, the yr of remaining revision. various in parentheses suggests the 12 months of last reapproval.
a superscript epsilon (e) indicates an article exchange for the reason that last revision or reapproval.
This fashionable has been authorised for use by way of organizations of the department of protection.
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