This steel alloy is hardenable, making it suitable for use in high-stress applications.

The hardenabilities of these materials vary greatly.

The hardenability of the steel determines its ability to be hardened by heat treatment.

The doctor said that the hardenings on my skin are harmless.

Harden is a popular surname in many English-speaking countries.

The tragic event hardened his heart against love.

Radiation hardening is the process of making electronic components and systems resistant to damage or malfunctions caused by ionizing radiation.

The steel is case hardening to increase its durability.

Case hardening is a heat treatment process used to increase the surface hardness of a material.

Case-hardening is a process used to harden the surface of a metal.