From: SAFIR-I: first NEMA NU 4-2008-based performance characterization
Rod diameter
RC
%STD
\(1\,\hbox {mm}\)
0.04
31.5
\(2\,\hbox {mm}\)
0.28
18.2
\(3\,\hbox {mm}\)
0.54
15.5
\(4\,\hbox {mm}\)
0.84
10.6
\(5\,\hbox {mm}\)
1.08
9.2