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Information × Registration Number 0203U006756, 0103U007004 , R & D reports Title Creation of first-class working standard of hardness units. popup.stage_title Head Dovzhenko Yakiv, Registration Date 01-08-2003 Organization Khakov State Research institute of metrology popup.description2 Subjects of work are production of measures of hardness by Rockvell and Brinell scales and their certification. Purpose of work is measurement assurance of verification with the object of transfer of hardness unit to first-class working standard. Method of realisation includes analysis of steels for creature of working first-class hardness standard with further preparation of production technique and production of measures of hardness. Product Description popup.authors popup.nrat_date 2020-04-02 Close