90.93 Standard confirmed Nov 2, 2022
CEN
CEN/TC 187 Refractory products and materials
European Norm
81.080 Refractories
This part of EN 993 specifies a method for determining the resistance of dense shaped refractory products to attack by sulphuric acid. NOTE: Sulphuric acid is used since it gives results which are typical of the results of exposing refractory materials to many acids (other than hydrofluoric acid).
PUBLISHED
EN 993-16:1995
90.93
Standard confirmed
Nov 2, 2022