{"tema_id":"1654","string":"Rockwell (indentation) hardness test           #00379","created":"2022-12-19 09:13:38","code":null,"notes":[{"@type":"Scope note","@lang":"en-EN","@value":"Initially, a preliminary force F  is applied to 0 "},{"@type":"Cataloger's note","@lang":"en-EN","@value":"reference: R039:2006 "},{"@type":"Cataloger's note","@lang":"en-EN","@value":"ID: 00379 "},{"@type":"Definition note","@lang":"en-EN","@value":"mechanical test in which an indenter of a specified size and "}]}