General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 19822-2005
Scope
This standard specifies the technical conditions for hard anodized coatings on aluminum and aluminum alloys, including test methods. The information provided by the demander to the supplier is given in Appendix A.
GB/T 4957 Non-conductive coatings on non-magnetic basis metals--Measurement of coating thickness-Eddy current
GB/T 6462 Metallic and oxide coatings-Measurement of coating thinckness-Microscopical method
GB/T 8754 Anodic oxidation coatings and organic polymer coatings on aluminium and aluminium alloys—Determination of electrical insulation*, 2022-03-09 Update
GB/T 9790 Metallic materials—Vickers and Knoop microhardness tests of metallic and other inorganic coatings*, 2021-04-30 Update
GB/T 19822-2005 history
2005GB/T 19822-2005 Specification for hard anodic oxidation coatings on aluminium and its alloys