Bri·nell hardness (brĭ-něl)
n.
The relative hardness of metals and alloys, determined by forcing a steel ball into a test piece under standard conditions and measuring the surface area of the resulting indentation.

[TahlilGaran] American Dictionary ▲

brinell hardness
[After Johan August Brinell (1849-1925), Swedish engineer.]

[TahlilGaran] American Dictionary ▲