American Society for Testing and Materials (ASTM). Current edition approved July 15, 2005. Published August 2005. Originally approved in 1998. Last previous edition approved in 2003 as D 5989 - 03. 7 p. This specification covers requirements and test methods for the material, dimensions, and workmanship, and the properties of extruded and cast sheet, plate, rod and tubular bar manufactured from nylon or monomers.