Astm A 978/A 978M – 97 (Reapproved 2002)e1 Pdf free download

Standard Specification for
Composite Ribbed Steel Pipe, Precoated and Polyethylene
Lined for Gravity Flow Sanitary Sewers, Storm Sewers, and
Other Special Applications1

This standard is issued under the fixed designation A 978/A 978M; 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.