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 />
The comparis<strong>on</strong> results, comparis<strong>on</strong> reference value (CRV), the deviati<strong>on</strong> value of each NMIs from CRV as well as their uncertainty and En<br />
ratio, are calculated and shown in Table 16, Figure 4 and Figure 5 for Rockwell scale B show<br />
Table 15 C<strong>on</strong>clusi<strong>on</strong> of comparis<strong>on</strong> evaluati<strong>on</strong> <strong>on</strong> Rockwell hardness scale B<br />
Nominal (HRBW) 25 30 40 50 60 70 80 90 100<br />
KCRV 23.93 28.95 37.84 51.08 59.65 69.85 79.62 90.28 99.95<br />
U(KCRV) 0.27 0.28 0.26 0.26 0.25 0.25 0.26 0.24 0.24<br />
D_NIMT 0.20 -0.38 -0.08 -0.03 -0.02 -0.20 0.00 0.21 0.14<br />
U(D_NIMT) 0.48 0.58 0.48 0.48 0.47 0.47 0.48 0.47 0.47<br />
En ratio NIMT 0.41 -0.66 -0.16 -0.07 -0.04 -0.42 -0.01 0.45 0.31<br />
D_PTB -0.58 -0.36 -0.19 -0.13 0.30 0.03 0.00 -0.30 -0.27<br />
U(D_PTB) 0.62 0.60 0.58 0.57 0.60 0.58 0.61 0.56 0.56<br />
En ratio PTB -0.94 -0.59 -0.33 -0.23 0.50 0.06 0.00 -0.54 -0.49<br />
D_SCL 1.98 1.17 1.64 1.41 1.38 1.04 0.67 0.72 0.44<br />
U(D_SCL) 2.02 2.02 2.02 2.02 2.02 2.02 2.02 2.01 2.01<br />
En ratio SCL 0.98 0.58 0.82 0.70 0.68 0.52 0.33 0.36 0.22<br />
D_KRISS -0.34 0.51 0.74 -0.08 0.14 0.32 0.24 0.09 0.15<br />
U(D_KRISS) 0.80 0.80 0.79 0.79 0.65 0.65 0.65 0.65 0.65<br />
En ratio KRISS -0.42 0.63 0.94 -0.10 0.22 0.50 0.37 0.14 0.23<br />
D_NPLI 0.36 0.57 -0.20 0.18 -0.59 -0.01 -0.26 -0.14 -0.09<br />
U(D_NPLI) 0.75 0.66 0.65 0.65 0.65 0.58 0.62 0.56 0.56<br />
En ratio NPLI 0.48 0.86 -0.30 0.27 -0.90 -0.02 -0.42 -0.26 -0.15<br />
Page 23 of 77
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