Testing of mineral fibrous insulating materials; determination of linear dimensions and bulk density; plain products Essai des matériaux isolants en fibres minérales; détermination des dimensions linéaires et de la masse volumique apparente; produits plan
DIN 52275-1:1977 history
1977DIN 52275-1:1977 Testing of mineral fibrous insulating materials; determination of linear dimensions and bulk density, plain products