NF T35-507-4:1997 Preparation of steel substrates before application of paints and related products. Test methods for metallic blast-cleaning abrasives. Part 4 : determination of apparent density.
1997NF T35-507-4:1997 Preparation of steel substrates before application of paints and related products. Test methods for metallic blast-cleaning abrasives. Part 4 : determination of apparent density.