Hot water heaters, enamelled: Internal corrosion resistance (NT VVS 017)

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  • Report #: NT VVS 017
  • Approved: June 1983
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This NORDTEST method may be used for the testing and estimation of resistance against corrosion obtained by internal enamelling in hot water heaters made from steel.


Nordtest is a trademark of Nordic cooperation in conformity assessment. The emphasis of Nordtest is to develop, promote and innovate Nordic test methods and pre-normative activity. Nordtest endeavours to remove technical barriers to trade and promotes the concept: “Approved once, accepted everywhere”.