BE PREPARED: ISO 8501-2
A well-prepared steel substrate ensures long-term performance of protective coatings, so it is important those responsible for inspections observe the international standard ISO 8501-2 to... Read More
Blast it: ISO 8501-1
Procedures around blast cleaning, which is one of the most effective methods for the removal of mill-scale and rust on steel surfaces, are described in... Read More
Evaluating rust on metal surfaces (Part 2)
In the second part of our series on how to evaluate rust on metal surfaces, we look at the procedures and other considerations covered in... Read More
Evaluating rusting metal surfaces
Evaluating how much rust there is on a metal surface can be a tricky business but we consider how it can be done correctly in... Read More
ASTM standards for professional coating testing
Regular and thorough evaluation of the condition of exterior paints is critical for effective long-term performance and is covered by test methods such as ASTM... Read More
Evaluating the degree of flaking
Flaking is a strong visual indication that a protective coating has failed – and one of the most effective ways to assess the problem is... Read More
Checking for blisters
There are beneficial test methods to consider when measuring the blistering of paint coatings applied to substrates, notably those described by ASTM. It’s clear that... Read More
ISO 4628 Parts 6 & 7: Degree of Chalking
In our latest blog on ISO 4628, we consider rating the degree of chalking by tape method (Part 6) and rating the degree of chalking... Read More
Coating protection cracking and flaking
In our latest blog on ISO 4628, which describes the assessment and evaluation of defects in protective coatings, we consider those parts that cover cracking... Read More
Rust proof
The assessment and evaluation of defects in protective coatings is described by various international standards such as ISO 4628. In the first of a series... Read More