Inspection of HDGSimilar to any manufacturing process, hot-dip galvanized steel requires an inspection of the finished product to ensure compliance with applicable specifications. The inspection process requires a clear understanding of galvanizing specification requirements and measurement techniques to make an accurate assessment. Electronic reading of galvanized steel thicknessA key feature of hot-dip galvanized (HDG) products is longevity and decades of …

Inspection Steps – In order for the galvanizing to perform as intended, it is important that each step of the process be monitored, and the final product be inspected.  Inspection defined in ASTM A123, which would be reviewed in its entirety before inspecting the quality of galvanizing. The following is a summary of some of the inspections that should be performed …

Topic 1 – Inspection of the galvanizing process Topic 2 – Problems with galvanizing reactive steel Topic 3 – Measurement of galvanizing thickness Topic 4 – Preparation of galvanizing for painting Topic 5 – Coatings for galvanizing Topic 6 – Inspection of surface preparation and coating application