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Related to case hardening: Nitriding, Case hardening compound
case hardening[′kās ‚härd·ən·iŋ]
Formation of a mineral coating on the surface of porous rock by evaporation of a mineral-bearing solution.
A condition of stress and set in dry lumber characterized by compressive stress in the outer layers and tensile stress in the center or core.
Process of carburizing low-carbon steel or other ferrous alloy for making the outer layer (case) harder than the core.