DIN EN ISO 4524-3 E:2020-11 Test methods for electroplated gold and gold alloy coatings on metallic coatings Part 3: Electrograph test for porosity (draft)
2022DIN EN ISO 4524-3:2022-02 Metallic coatings - Test methods for electrodeposited gold and gold alloy coatings - Part 3: Electrographic tests for porosity (ISO 4524-3:2021); German version EN ISO 4524-3:2021
1970DIN EN ISO 4524-3 E:2020-11 Test methods for electroplated gold and gold alloy coatings on metallic coatings Part 3: Electrograph test for porosity (draft)
1995DIN EN ISO 4524-3:1995 Metallic coatings - Test methods for electrodeposited gold and gold alloy coatings - Part 3: Electrographic tests for porosity (ISO 4524-3:1985); German version EN ISO 4524-3:1995