NEN 2708 : 1990
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
VITREOUS AND PORCELAIN ENAMELS - DETERMINATION OF DEFECTS IN ENAMELLED METAL ARTICLES - HIGH VOLTAGE TEST
22-08-2011
12-01-2013
Deze norm beschrijft de methode voor het beproeven van geemailleerde producten met behulp van hoge elektrische spanning. De hoogspanningsmethode dient voor het vaststellen en lokaliseren van fouten en/of zwakke plekken. Bij aanwezigheid van zwakke plekken is deze methode destructief.
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