APMP.M.H-S3 Final Report Comparison on Hardness ... - BIPM
APMP.M.H-S3 Final Report Comparison on Hardness ... - BIPM
APMP.M.H-S3 Final Report Comparison on Hardness ... - BIPM
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Revisi<strong>on</strong>: <str<strong>on</strong>g>Final</str<strong>on</strong>g> <str<strong>on</strong>g>Report</str<strong>on</strong>g><br />
Date: May 25, 2012<br />
Deviati<strong>on</strong> from CRV (HRA).<br />
En Ratio<br />
1.00<br />
0.50<br />
0.00<br />
-0.50<br />
-1.00<br />
<str<strong>on</strong>g>Comparis<strong>on</strong></str<strong>on</strong>g> result <strong>on</strong> Rockwell hardness scale A<br />
35 40 55 60 70 80 85 HRA<br />
D_NIMT D_PTB D_KRISS D_NPLI<br />
Figure 2 Deviati<strong>on</strong> from reference value of HRA measurement comparis<strong>on</strong><br />
2.00<br />
1.00<br />
0.00<br />
-1.00<br />
-2.00<br />
Degree of equivalence expressed in En ratio<br />
35 40 55 60 70 80 85 HRA<br />
En ratio NIMT En ratio PTB En ratio KRISS En ratio NPLI<br />
Figure 3 En Ratio of HRA measurement comparis<strong>on</strong><br />
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