Samples shall be exposed to the sun at an angle of forty-five degrees to horizontal and facing south per American Society for Testing and Materials, ASTM D 1014, Method of Conducting Exterior Exposure Tests of Paints on Steel.
DURABILITY TEST PERIODS
Location | Minimum Test Fluorescent | Period, months: Reflective |
Outside in Midwest or | 12 | 24 |
outside in Miami, Florida | 6 | 12 |
General Authority: NDCC 39-21-50
Law Implemented: NDCC 39-21-50
N.D. Admin Code 37-02-01-08