International Organization for Standardization (ISO)
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ISO 4541:1978
Scope
This standard specifies the reagents, equipment and procedures for the etching paste method for evaluating the quality of metallic and other inorganic coatings. This method is mainly suitable for copper-nickel-chromium or nickel-chromium plating parts.
GB/T 6461 Methods for corrosion testing of metallic and other inorganic coatings on metallic substrates--Rating of test specimens and manufactured articles subjected to corrosion tests*, 2002-09-11 Update
ISO 4541:1978 history
1978ISO 4541:1978 Metallic and other non-organic coatings; Corrodkote corrosion test (CORR test)