ISO 4530:1983 Preview
Vitreous and porcelain enamelled manufactured articles -- Determination of resistance to heat
This standard was last reviewed and confirmed in 2015. Therefore this version remains current.
The method described is applicable to enamelled articles that will, in service, be subjected to high temperature. Supplementary information on test temperature, test of heating, temperature measuring points, rate of temperature increase, duration of maintaining the test temperature, number of single heating and cooling tests and damage criteria of the evaluation the enamel finishes shall be derived from standard or other documents relating to the enamelled articles under test or, if appropriate, shall be the subject of agreement between the interested parties.
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