heat treatment - a process which may include several steps involving the heating and cooling of a metal or alloy. The purpose of heat treating is to obtain certain desired properties in the product, s, termiline töötlemine - metalli (sulami) struktuuri (seega ka omadusi) muutev koondoperatsioon, mis seisneb metalli kuumutamises mingi kindla t°-ni, sellel t°-l hoidmises ja ettenähtud kiirusega jahuta