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Youtubecomwatchvo7u4hwjycqo miscellaneous unaected

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Unformatted text preview: slabs, cylinders) molten solidified hOp://www.youtube.com/watch?v=Pj_mjjUQad8 Metal FabricaJon Methods FORMING CASTING POWDER METALLURGY (metals w/low ducJliJes) pressure WELDING (when fabricaJon of one large part is impracJcal) filler metal (melted) base metal (melted) fused base metal heat- affected zone heat area contact densify point contact at low T densificaJon by diffusion at higher T hOp://www.youtube.com/watch?v=O7U4HWjYcqo MISCELLANEOUS unaffected piece 1 unaffected piece 2 • Heat- affected zone: (region in which the microstructure has been changed). Adapted from Fig. 14.3, Callister & Rethwisch 3e. (Fig. 14.3 from Iron Cas(ngs Handbook, C.F. Walton and T.J. Opar (Ed.), 1981.) Thermal Processing of Metals ANNEALING: Heat to Tanneal, then cool slowly. Generally makes metals...
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