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
Edition 2022-02

Metallic coatings - Test methods for electrodeposited gold and gold alloy coatings - Part 6: Determination of the presence of residual salts (ISO 4524-6:1988); German version EN ISO 4524-6:1994
Edition 1995-01

Metallic coatings - Electroplated coatings of nickel for engineering purposes (ISO 4526:2004); German version EN ISO 4526:2004
Edition 2004-09

Metallic coatings - Autocatalytic (electroless) nickel-phosphorus alloy coatings - Specifications and test methods (ISO 4527:2003); German version EN ISO 4527:2003
Edition 2003-10

Vitreous and porcelain enamel finishes - Selection of test methods for vitreous and porcelain enamelled areas of articles (ISO 4528:2022); German version EN ISO 4528:2022
Edition 2024-01

Vitreous and porcelain enamelled manufactured articles - Determination of resistance to heat (ISO 4530:2022); German version EN ISO 4530:2022
Edition 2023-02

Vitreous and porcelain enamels - Release from enamelled articles in contact with food - Methods of test and limits (ISO 4531:2022); German version EN ISO 4531:2022
Edition 2022-08

Vitreous and porcelain enamels - Determination of the resistance of enamelled articles to impact - Pistol test (ISO 4532:1991); German version EN ISO 4532:2022
Edition 2022-11

Vitreous and porcelain enamels - Determination of fluidity behaviour - Fusion flow test (ISO 4534:2010); German version EN ISO 4534:2010
Edition 2011-04

Metallic and non-organic coatings on metallic substrates - Saline droplets corrosion test (SD test) (ISO 4536:1985); German version EN ISO 4536:1995
Edition 1995-04