기 타 This guide is under the jurisdiction ofASTM Committee E04 on Metallography
and is the direct responsibility of Subcommittee E04.01 on Specimen Preparation. Current edition approved May 1, 2009. Published June 2009. Originally
approved in 1993. Last previous edition approved in 2004 as E1558 – 99(2004). DOI: 10.1520/E1558-09.
