Steel Sheet, Zinc-Coated (Galvanized), for Corrugated Steel Pipe
AASHTO Designation: M 218-03 (2007)
1. SCOPE
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/m’ and 1220 g/m2
Material for this use is furnished in coils, flat in cut lengths, and corrugated in cut lengths.
2.REFERENCED DOCUMENTS
2.1. AASHTO Standards:
M 120, Zinc
T 65Mff 65, Mass (Weight] of Coating on Iron and Steel Articles with Zinc or
Zinc-Alloy Coatings
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