2019DIN EN 993-1:2019-03 Methods of test for dense shaped refractory products - Part 1: Determination of bulk density, apparent porosity and true porosity; German version EN 993-1:2018
2019DIN EN 993-1:2019 Methods of test for dense shaped refractory products - Part 1: Determination of bulk density, apparent porosity and true porosity
1995DIN EN 993-1:1995 Methods of test for dense shaped refractory products - Part 1: Determination of bulk density, apparent porosity and true porosity; German version EN 993-1:1995
0000 DIN EN 993-1:1993
1985DIN 51065-1:1985 Testing of ceramic materials; determination of bulk density of shaped products and broken pieces