Adjunct to A561 Recommended Practice for Macrotech Testing of Tool Steel Bars
Designation standards: ASTM ADJA0561
Note: Adjunct of the standard
Approximate weight : 300 g (0.66 lbs)
Country: American technical standard
Category: Technical standards ASTM
Macroetch Standards - High Alloy Steel - 6 photographs, 2 figures on each sheet (10 by 8 in.) - photomacrographs provide a numerical rating of severity levels of porosity and ingot pattern that may be present in tool steel bars