Discipline

Testing & Standards

Adhesion, film thickness, holiday detection, corrosion testing and the ISO, ASTM and AMPP standards inspectors rely on.

23 articles

Abrasion & Hardness Testing

Abrasion and hardness tests for coatings: Taber (ASTM D4060), pencil hardness, Shore durometer and pendulum methods, and how to interpret them

5 min read

Testing

Chemical Resistance Testing

Chemical resistance testing for coatings and linings: spot tests, immersion, Atlas cells, autoclaves, key standards and how to read resistance…

4 min read

Testing

Key ASTM Standards for Coatings

The ASTM test methods coating specs cite most — D4541, D3359, D4417, D7091, D5162, B117 and more — and how…

4 min read

Testing

The Coating Inspection Checklist

A practical coating inspection checklist: pre-job review, surface prep, environmental checks, application, DFT, holidays, cure and documentation

4 min read

Testing

Salt Spray & Cyclic Corrosion Testing

Salt spray and cyclic corrosion tests explained: ASTM B117, ISO 9227, ASTM D5894 and ISO 12944-9, how panels are rated,…

5 min read

Testing

Accelerated Weathering (QUV & Xenon Arc)

Accelerated weathering for coatings: fluorescent UV (QUV) and xenon arc testing, ASTM G154, G155, D4587, ISO 16474, cycles and correlation…

4 min read

Testing

Adhesion Testing (Pull-Off & Cross-Cut)

Pull-off and cross-cut adhesion testing explained: ASTM D4541, D7234, D3359, ISO 4624 and ISO 2409, failure modes and acceptance criteria

6 min read

Testing

Concrete Pull-Off Testing

Concrete pull-off testing explained: ASTM D7234 and C1583, coring, dolly bonding, failure modes and how to set sensible acceptance criteria

5 min read

Testing

Coating Inspector Certification

Coating inspector certification explained: AMPP (legacy NACE CIP and SSPC), FROSIO, ICorr and other schemes, levels, requirements and choosing a…

5 min read

Testing

Surface Profile Measurement Methods

Comparing surface profile methods — comparators, depth micrometers, replica tape and stylus — with procedures, sampling and common pitfalls.

5 min read

Testing

Holiday (Pinhole) Detection Testing

Holiday testing explained: low-voltage wet sponge vs high-voltage spark detection, NACE SP0188 and ASTM D5162, voltage selection and safety

5 min read

Testing

Soluble Salt Testing Methods

Field soluble salt testing explained: Bresle patch, sleeve and swab extraction, conductivity and chloride tests, units, sampling and acceptance limits

6 min read