The short answer
Select an industrial coating by documenting the substrate, chemicals, temperature, moisture, mechanical wear and available preparation method. Then confirm a compatible primer, repair and finish system with the manufacturer. Product names and broad resistance claims are not sufficient for specification.
1. Define the environment
Record indoor or outdoor use, chemical names and concentrations, service temperature, splash or immersion contact, UV exposure and cleaning conditions.
2. Inspect the substrate
For steel, document corrosion, welds and existing coatings. For concrete, record age, strength, moisture, contamination, cracks and previous repairs.
3. Confirm application conditions
Agree preparation, mixing, pot life, equipment, coat thickness, recoat windows, cure and return-to-service time using the current technical sheet.
4. Define acceptance
Agree inspection and acceptance criteria such as adhesion, thickness, appearance and any application-specific testing before work starts.
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Related question
How should I compare industrial coating manufacturers?
Compare relevant product systems, current technical and safety data, documented application suitability, technical support and supply requirements. There is no single manufacturer that is best for every exposure.
This guide supports an initial discussion. Confirm project-specific product suitability using current manufacturer technical data and the actual service conditions.