Quote:
Originally Posted by Norme
Hi Fred, It's my understanding that the Bo number was a propriety hardness test used by the Austrian Bohler steel company, like the Brinell test we are familiar with. The halos you have observed would seem to indicate that this test was performed on finished barrels in the DWM plant. Regards, Norm
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Does anyone have a table that correlates the Böhler numbers to a Brinnell or Rockwell hardness scale?
Bob