ASTM International - ASTM B390-92(2000)
Standard Practice for Evaluating Apparent Grain Size and Distribution of Cemented Tungsten Carbides
|Publication Date:||1 January 2000|
|ICS Code (Powder metallurgy):||77.160|
1.1 This 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.
1.2 This standard does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.