en

HR

3 abbreviation

Terminological databases

Materjalitehnika terminibaas

ID 672905 Last modified 13.01.2026
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Domain strength of materials
  • materjali kõvadust iseloomustav näitaja kasutades Rockwelli meetodit (A skaala järgi HRA, B-skaala järgi HRB, C-skaala järgi HRC jne)
  • hardness determined by Rockwell hardness test - a method of determining the hardness of materials by indenting them with hard steel ball or diamong cone; the most common hardness scales are A (HRA), B (HRB) and C (HRC)
Rockwelli kõvadusarv
Rockwell hardness number
HR abbreviation

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