Light-duty interior components with minimal exposure to friction or moisture. Type G (Chromic Acid Anodizing) Minimum Thickness: 1 micrometer (0.04 mils)
: Due to its high strength-to-weight ratio and resistance to corrosion, anodized aluminum is widely used in the aerospace sector for aircraft components. astm b580-79 pdf
ASTM B580‑79 is available for on the Internet Archive (archive.org) because the document has been incorporated by reference into federal regulations. The archive hosts a scanned copy of the 1979 version as part of Public.Resource.Org’s collection of legally binding documents. This copy is made available for citizens to read the laws that govern them, though it may contain scanning artifacts and should be verified against the official ASTM version if used for compliance purposes. The archive hosts a scanned copy of the
The ASTM B580-79 PDF version of the standard provides detailed information on the following: 7. Type G: Specialized/Industrial First
While not a dedicated "hard-coat" specification (like MIL-A-8625), Type F is designed to maximize abrasion resistance in challenging environments. 7. Type G: Specialized/Industrial
First, many specifically call out “ASTM B580-79 (Type G)” or similar references. Contracts, procurement documents, and engineering drawings that predate the 2025 revision still require compliance with the 1979 edition. For example, chemical processing companies list “ASTM B580-79 (Type G)” as a required specification for chromic acid anodizing performed to military standards.