Heat-affected zone. The portion of the base metal which has not been melted but whose mechanical properties or microstructure has been altered by the heat of welding or cutting.
The Fabricator Blog
Scholarship fund to honor Dick Kallage - by Tim Heston FMA’s Nuts, Bolts, & Thingamajigs foundation has set up a memorial scholarship fund in honor of Dick Kallage, an influential member of FMA and columnist for The FABRICATOR magazine. Kallage died of cancer Feb. 18.
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