释义 |
diamond-pyramid hardness test diamond-pyramid hardness test[¦dī·mənd ¦pir·ə·mid ′härd·nəs ‚test] (metallurgy) An indentation hardness test in which a diamond-pyramid indenter, with a 136° angle between opposite faces, is forced under variable loads into the surface of a test specimen. Also known as Vickers hardness test. |