AASHTO M 218
Standard Specification for Steel Sheet, Zinc-Coated (Galvanized), for Corrugated Steel Pipe
|Publication Date:||1 January 2003|
This specification covers steel sheet used in the manufacture of corrugated steel pipe (CSP) for storm sewers, culverts, drains, and similar uses. The sheet is zinc-coated (galvanized) by the hot-dip process, and is produced in two coating weights, 610 g/m2 and 1220 g/m2. Material for this use is furnished in coils, flat in cut lengths, and corrugated in cut lengths.