BS ISO 28763. Vitreous and porcelain enamels. Regenerative, enamelled and packed panels for air-gas and gas-gas heat exchangers. Specifications— 14 стр.
Vitreous and porcelain enamels -- Determination of resistance to chemical corrosion -- Part 2: Determination of resistance to chemical corrosion by boiling acids, boiling neutral liquids, alkaline liquids and/or their vapours— 26 стр.