bn:00780340n
Noun Concept
Categories: Metal heat treatments
EN
case-hardening  case hardening  Surface Treatment  carburising  case hardened
EN
Case-hardening or surface hardening is the process of hardening the surface of a metal object while allowing the metal deeper underneath to remain soft, thus forming a thin layer of harder metal at the surface. Wikipedia
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EN
Case-hardening or surface hardening is the process of hardening the surface of a metal object while allowing the metal deeper underneath to remain soft, thus forming a thin layer of harder metal at the surface. Wikipedia
A process of hardening the surface of a metal object Wikipedia Disambiguation
The process of imparting greater hardness to the surface of a piece of metal. Wiktionary