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>: final <str<strong>on</strong>g>Report</str<strong>on</strong>g><br />
Date: May 25, 2012<br />
Laboratory:<br />
PTB<br />
<str<strong>on</strong>g>Report</str<strong>on</strong>g> Form2 - Result of the Rockwell hardness scale A measurements (35 - 85 HRA) Page 3/6<br />
Measured<br />
Checked<br />
Measured<br />
by: Febo Menelao<br />
by: S. Lutz<br />
date: 2nd June 2010<br />
<strong>Hardness</strong> Block Number A32517 A33781 A25568<br />
Measured value<br />
B12037 B15871 A27761 A21048<br />
Nominal Value (HRA) 35 40 55 60 70 80 85<br />
Secti<strong>on</strong> 1 34.84 38.84 54.96 60.66 70.79 81.47 85.55<br />
Secti<strong>on</strong> 2 35.48 39.24 55.15 60.67 70.87 81.48 85.61<br />
Secti<strong>on</strong> 3 34.90 38.58 55.17 60.61 70.84 81.45 85.57<br />
Secti<strong>on</strong> 4 35.00 39.06 55.21 60.57 70.88 81.53 85.41<br />
Secti<strong>on</strong> 5 34.98 39.31 55.25 60.58 70.79 81.52 85.45<br />
Secti<strong>on</strong> 6 35.22 39.25 55.17 60.60 70.77 81.45 85.50<br />
Secti<strong>on</strong> 7 35.16 38.75 55.14 60.62 70.87 81.51 85.42<br />
Secti<strong>on</strong> 8 35.51 38.98 55.17 60.64 70.92 81.48 85.42<br />
Secti<strong>on</strong> 9 35.41 38.78 55.24 60.63 70.88 81.51 85.56<br />
Average Value 35.17 38.98 55.16 60.62 70.85 81.49 85.50<br />
Uniformity 0.67 0.73 0.29 0.10 0.15 0.08 0.20<br />
Correcti<strong>on</strong> Value 0.00 0.00 0.00 0.00 0.00 0.00 0.00<br />
Corrected Value 35.17 38.98 55.16 60.62 70.85 81.49 85.50<br />
Expanded uncertainty (k=2) 0.35 0.35 0.31 0.30 0.30 0.30 0.30<br />
Remark: In case of the participant made an incorrect indentati<strong>on</strong> or is unsure about the measurement value, please report to the pilot institute.<br />
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