ASTM B390-92(2006)廢止
Standard Practice for Evaluating Apparent Grain Size and Distribution of Cemented Tungsten Carbides
出版：American Society for Testing and Materials
專家解讀視頻
基本信息
標準編號： ASTM B390-92(2006)
發布時間：2006/4/1 0:00:00
標準類別：Standard
出版單位：American Society for Testing and Materials
標準頁數：4
標準簡介
CONTAINED IN VOL. 02.05, 2006Describes the procedure for the visual comparison and classification of the apparent grain size and distribution of cemented tungsten carbides is limited to cemented tungsten carbides that contain approximately 6, 10, and 18 % cobalt.
本標準替代的舊標準
