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Annealing #educational post

educational post - STUDY ANNEALING NOTES : WHAT IS ANNEALING? (usually metal) Heaf TreaTmenf process To soffen material I+ improves DUCTILITY removes internal stresses & VS 3 MAIN STAGES HARD vs SOFT Heafing slight soften: removes Some defects, 1. RECOVERY marginal temp: Low notes form sTrqin-free New, 2. RECRYSTALLIZATION grains recrystallizarion Temp. sfage* Temperature Mosح critical > Heating / Complefed New Original grains grains recrystallization forming (messy Grains grow larger if heafed longer. GRAIN GROWTH 3 Too much makes it weaker Large Grains Small Grains PURPOSE OF ANNEALING (stronger) (weaker) machining * Soften_materidl Tor forming processes * Increase duchilitu for Marginal drowing' rolling) moters (like working * Relieve_internal_stresses Trom cold welding quenching Or Refine strvcture for Tovghness grain SLooow COOL TYPES OF ANNEALING Very Slow cool in Turnace FULL ANNEALING SofT. working ductility after cold To resfore PROCESS ANNEALING temp STRESS RELIEF ANNEALING Low to_relieve_stress | A+ STUDY ANNEALING NOTES : WHAT IS ANNEALING? (usually metal) Heaf TreaTmenf process To soffen material I+ improves DUCTILITY removes internal stresses & VS 3 MAIN STAGES HARD vs SOFT Heafing slight soften: removes Some defects, 1. RECOVERY marginal temp: Low notes form sTrqin-free New, 2. RECRYSTALLIZATION grains recrystallizarion Temp. sfage* Temperature Mosح critical > Heating / Complefed New Original grains grains recrystallization forming (messy Grains grow larger if heafed longer. GRAIN GROWTH 3 Too much makes it weaker Large Grains Small Grains PURPOSE OF ANNEALING (stronger) (weaker) machining * Soften_materidl Tor forming processes * Increase duchilitu for Marginal drowing' rolling) moters (like working * Relieve_internal_stresses Trom cold welding quenching Or Refine strvcture for Tovghness grain SLooow COOL TYPES OF ANNEALING Very Slow cool in Turnace FULL ANNEALING SofT. working ductility after cold To resfore PROCESS ANNEALING temp STRESS RELIEF ANNEALING Low to_relieve_stress | A+ - ShareChat