Astm G7 Pdf Access

: Specimens are attached to a solid substrate, like plywood, which can increase surface temperature and simulate certain end-use conditions.

: Specimens are mounted on a black-painted aluminum box to simulate the higher temperatures experienced by materials like automotive coatings.

: It is not intended for the corrosion testing of bare metals (refer to ASTM G50 for those procedures).

: Specimens are exposed on all sides, often supported by wire mesh to prevent warping.

: This practice specifically covers materials exposed directly to the environment, unlike ASTM G24 , which focuses on exposure behind glass.