I-ASTM A563M iyindinganiso yezinto ezibonakalayo yamantongomane we-hexagon esindayo athuthukiswe yi-American Society ukuthola ukuhlolwa kanye nezinto zokwakha (ASTM). Leli Zinga licacisa ikakhulukazi izidingo zokwakheka kwamakhemikhali, izakhiwo zemishini, ukubekezelelwa kobukhulu, ukwelashwa komhlaba, njll.