Non-ferrous metal (copper, silver, brass) is hardened by hammering; heating to a red heat and chilling anneals it - just the opposite of steel.
Tip:Non-ferrous metal (copper, silver, brass) is hardened by hammering; heating to a red heat and chilling anneals it - just the opposite of steel. |
Class2008 Scholarship WinnersScholarship winners from the May 2008 drawing:
Congratulations to everyone - we look forward to your demonstrations of your new skills and knowledge!!!! Sean O'Shea SBA Scholarship Applications Due07/31/2006 - 11:59pm Application deadline for the two SBA scholarships is July 31, 2006. See forum for details  |
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