Standard Method of Test for
Mass [Weight] of Coating on Iron and Steel
Articles with Zinc or Zinc-Alloy Coatings
AASHTO Designation: T 65M/T 65-081
ASTM Designation:A 90/A 90M-07
SCOPE
1.1.This test method covers procedures for determining the mass [weight] of coating on iron or steel sheet, wire, and other articles in which the coating is zinc or a zinc alloy, such as
zinc-5 percent aluminum (including zinc-5 percent aluminum-mischmetal and zinc-5 percent aluminum-0.1 percent magnesium) or 55 percent aluminum-zinc. In the body of this test method, reference to zinc coating shall be interpreted to also include zinc alloy coating except where specifically stated otherwise.
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