Standard Practice for Testing Non-Chromate Coatings on Zinc and Cadmium Surfaces


Importancia y uso:

4.1 This practice is applicable to non-chromate coatings that are colorless, colored, electrochemically applied or non-electrochemically applied. The zinc or cadmium, or both, may be electrodeposited, mechanically deposited, hot-dipped, rolled, or in the form of castings.

4.2 Because of variables inherent in the salt-spray test which may differ from one test cabinet to another, interpretation of test results for compliance with expected performance should be specified by the purchaser.

4.3 Properties such as thickness, color, luster, and ability to provide good paint adhesion are not covered in this practice, nor are the chemical composition and the method of application of these finishes.

Subcomité:

B08.07

Volúmen:

02.05

Número ICS:

25.220.99 (Other treatments and coatings)

Palabras clave:

non-chromate coatings;

$ 946

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Norma
B940

Versión
05(2020)

Estatus
Active

Clasificación
Practice

Fecha aprobación
2020-05-01