NF T35-505-4:1997 Preparation of steel substrates before application of paints and related products - Specifications for metallic blast-cleaning abrasives - Part 4 : low-carbon cast-steel shot.
1997NF T35-505-4:1997 Preparation of steel substrates before application of paints and related products - Specifications for metallic blast-cleaning abrasives - Part 4 : low-carbon cast-steel shot.