EN ISO 10308:2006

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Common features of porosity tests
6 Test specimens
7 Specific porosity tests
  7.1 Alizarin test
  7.2 Anthraquinone test
  7.3 Cadmium sulfide test
  7.4 Copper sulfate (Preece) test
  7.5 Copper sulfate (Dupernell) test
  7.6 Corrodkote test (CORR)
  7.7 Electrographic tests
  7.8 Ferrocyanide test
  7.9 Ferron test
  7.10 Ferroxyl test
  7.11 Flowers-of-sulfur porosity test
  7.12 Hot-water test
  7.13 Hydrogen sulfide or sulfur dioxide/hydrogen
       sulfide test
  7.14 Haematoxylin test
  7.15 Magneson test
  7.16 Nitric acid vapour test
  7.17 Oxine test
  7.18 Permanganate test
  7.19 Polysulfide test
  7.20 Porotest test
  7.21 Salt spray tests [neutral (NSS), acetic
       (AASS) and cuproacetic (CASS)]
  7.22 Sulfur dioxide test
  7.23 Sulfurous acid/sulfur dioxide vapour test
  7.24 Thiocyanate test
  7.25 Thioacetamlde test (TAA)
  7.26 Watch-case acetic acid test
  7.27 Watch-case sodium bisulfite test
Annex A (normative) Tables of porosity tests
Annex B (informative) Typical report and evaluation
        of porosity tests
Annex C (informative) Schematic representation of
        types of pore
Annex D (informative) Classification of discontinuities
        in metallic and other inorganic coatings
Annex E (informative) Classification of methods of
        testing coating porosity
Annex F (informative) Alphabetical list of tests by
        substrate and coating
Bibliography

ISO 10308:2006 reviews published methods for revealing pores (see ISO 2080) and discontinuities in coatings of aluminium, anodized aluminium, brass, cadmium, chromium, cobalt, copper, gold, indium, lead, nickel, nickel-boron, nickel-cobalt, nickel-iron, nickel-phosphorus, palladium, platinum, vitreous or porcelain enamel, rhodium, silver, tin, tin-lead, tin-nickel, tin-zinc, zinc and chromate or phosphate conversion coatings (including associated organic films) on aluminium, beryllium-copper, brass, copper, iron, NiFeCo alloys, magnesium, nickel, nickel-boron, nickel-phosphorus, phosphor-bronze, silver, steel, tin-nickel and zinc alloy basis metal.