Case hardening

Any process that hardens only the surface layer of a part while the core stays tough — carburizing, nitriding, carbonitriding, induction and flame hardening are the main industrial routes.

More terms

Annealing · Austenite · Bainite · Carbon equivalent (CEV) · Carburizing · Charpy impact test · Cold drawn · Decarburization · Elongation (A) · ESR (electroslag remelting) · Ferrite · Grain size