This standard applies to the determination of shrinking and swelling of inorganic non-metallic building materials on small test pieces with the dimensions of 40 mm * 40 mm * 160 mm and which pore sizes are not greater than 4 mm.
DIN 52450:1985 history
1985DIN 52450:1985 Testing of inorganic non-metallic building materials; determination of shrinkage and expansion on small specimens