Dust Test Iso 8502-3 ✦ Full HD

is a practical, cost-effective, and widely accepted field test for assessing loose dust contamination on abrasive-blasted steel. While subjective and limited to visible particles, it remains a valuable quality control tool when combined with clear acceptance criteria and inspector training. For critical applications, it should be complemented by soluble salt testing (ISO 8502-6/9) and surface profile measurement (ISO 8503).

is part of the international standard series ISO 8502 (Preparation of steel substrates before application of paints and related products – Tests for the assessment of surface cleanliness). Specifically, this part deals with the assessment of dust on steel surfaces prepared for painting (e.g., after abrasive blast cleaning). dust test iso 8502-3