DIN EN 1094-4:1995-09 Insulating refractory products - Part 4: Determination of bulk density and true porosity of shaped products; German version EN 1094-4:1995
1995DIN EN 1094-4:1995-09 Insulating refractory products - Part 4: Determination of bulk density and true porosity of shaped products; German version EN 1094-4:1995
1995DIN EN 1094-4:1995 Insulating refractory products - Part 4: Determination of bulk density and true porosity of shaped products; German version EN 1094-4:1995
0000 DIN EN 1094-4:1993
1985DIN 51065-1:1985 Testing of ceramic materials; determination of bulk density of shaped products and broken pieces