90.93 Standard confirmed Nov 2, 2022
CEN
CEN/TC 187 Refractory products and materials
European Norm
81.080 Refractories
This European standard specifies methods of test for refractory products based on oxides and containing carbon. The carbon may be added in an elemental form such as graphite, or as carbonaceous materials such as pitch, tar or resin.
PUBLISHED
EN 993-3:1997
90.93
Standard confirmed
Nov 2, 2022