Metal Finishing Guide Book

2011-2012 Surface Finishing Guidebook

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501 Table I. Applicable Corrosion Test for Various Coatings/Substrates Applicable Test(s), Most Commonly Performed Test in Parentheses (X) FACT HUM — Coating Anodize (chromic) Anodize (hardcoat) Anodize (sulfuric) Black chrome Black oxide Bronze plate Cadmium plate Chromated cadmium Chromated zinc Copper plate Copper/nickel/chromium Copper/nickel/chromium Copper/nickel/chromium Electroless nickel Electroless nickel Galvanize Hard chrome plate Hard chrome plate Iron phosphate Lacquered brass/nickel Manganese phosphate Nickel plate Oils/greases Paint Paint Passivate Tin plate Tin-nickel plate Zinc phosphate Zinc plate aPrinted circuit boards. Substrate Aluminum Aluminum Aluminum Steel Steel Ferrous Ferrous Ferrous Ferrous Nonconductora Ferrous Nonferrous Plastic Ferrous Nonferrous Ferrous Ferrous Nonferrous Ferrous Ferrous Ferrous Ferrous Ferrous Ferrous Nonferrous Stainless steel Ferrous AA X (X) — — — (X) X X X — X X (X) X X X — — — — — — — X X — Ferrous/nonferrous — Ferrous Ferrous X (X) — CASS CDK — — — — — — — — — — X X — — — — — — — — — — — — — — — — — — — — — — — — — — — — (X) (X) — — — — — — — — — — — — — — — — — — EG — — — — — — — — — — X X — — — — X — — — — — — — — — — — — — , Sulfur dioxide; TS, triple spot; W, weatherometer. F — — — — — — — — — — X — — — — — — — — — — — — — — — — — — — X X X — — — — — — — — — — — — — — — — — — — — — — — — — — — — — (X) (X) — — — — X — — — — — — — — (X) X (X) X X X X — — — (X) — K — — — — — — — — — — — — — — — — — — — — — — — — — — — (X) — — LA — — — — — — — — — — — — — — — — — — — (X) — — — — — — — — — — SS (X) X (X) X X (X) (X) (X) (X) — X X X (X) (X) (X) (X) X X X X (X) — (X) (X) (X) X — X (S) SO2 — — — — — — — — — — — — — — — — — — — — — — — — — — — X — — TS W — — — — — — — — — — — — — — — X — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — — X X — — — — — AA, acetic acid-salt spray; CASS, copper accelerated salt spray; CDK, Corrodkote; EG; electrographic; F, ferroxyl; FACT; Ford accelerated corrosion test; HUM, humidity; K, Kesternich; LA, lactic acid; SS, salt spray; SO2

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