The ASTM D4799/D4799M-17 (2023) standard describes an accelerated weathering test method for asphalt materials, including fluorescent UV, sprinkler, and condensation tests. The test accelerates the aging of asphalt materials by simulating a cyclic environment of heat, UV light, and moisture, and is designed to evaluate their efflorescence properties. The standard specifies specific test cycles and conditions, such as UV exposure and water spray, to help predict the durability of asphalt materials. Although laboratory results cannot be directly corresponded to actual efflorescences in the natural environment, relative efflorescences performance can be assessed with control samples.
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