| Version Comparison Dimensions | D16-23 | D16-24 |
|---|---|---|
| Total Number of Terms | 287 | 312 |
| New Test Method Associations | 15 | 22 |
| Environmental Related Terms | 8 | 14 |
Abrasion Resistance: A coating's ability to resist mechanical abrasion is measured using the Falling Sand Tester (D968) and the Pendulum Damper (D4366). Industrial floor coatings require ≥500 cycles (1 kg load).
Acid Number: The number of milligrams of KOH consumed per gram of sample. Typical values for alkyd resins are 8-15 mg/g, and for epoxy resins, ≤0.5 mg/g.
Major Updates in the 2024 Edition:
| Phase | Action Items |
|---|---|
| 1. Term Mapping | Establish a correspondence table between the enterprise terminology library and the D16 standard |
| 2. Test Association | Test methods are selected based on the recommendations of the D01.23 Subcommittee. |
When there is ambiguity in terminology, the limiting statement in Section 1.1 of the standard shall prevail: "for paints and related coatings, materials and applications".

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