Astm A 691 – 98 (Reapproved 2002) pdf free download

Standard Specification for
Carbon and Alloy Steel Pipe, Electric-Fusion-Welded for
High-Pressure Service at High Temperatures1

This standard is issued under the fixed designation A 691; 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. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.