Page 88 - QRedition5.0 062021

Quality Requirements Edition 5.0 European Enamel Association

7.26. QUALITY REQUIREMENTS FOR PORCELAIN AND VITREOUS ENAMELLED AGRARIAN ARTICLES

7.26.1 Application area

This norm is applicable for enamelled cattle water-troughs in cast iron.

7.26.2 Test methods

Item Name Comparable standards
4.2 measurement of the thickness of the base substrate metal EN 14127
4.3 measurement of the thickness of the enamel coating EN ISO 2178, EN ISO 2360, EN ISO 1463
4.4 determination of the resistance to chemical corrosion by citric acid
or other acids at room temperature EN ISO 28706-1/9
4.8 specification and determination of the release of toxic elements national laws
4.9 determination of the resistance to impact ISO 4532
4.39 determination of the adherence of enamel to steel of more than 3 mm thickness EEA Specification 8.6.3

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