1. These specifications cover gypsum partition tile or block, a gypsum building unit in form of tile or block for use in non-load-bearing construction in the interior of buildings and for the protection of columns, elevator shafts, etc., against fire.
NOTE 1.—The words "tile" and "block" are synonymous and are used so as to be in accord with certain freight association nomenclature.
NOTE 2.—Gypsum cored tile, 3 oi 4 in. in thickness, may be split and used for furring purposes.
ASTM C52-54(1965) history
1965ASTM C52-54(1965) Standard Specifications For Gypsum Partition Tile Or Block