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. 2017 Feb 13;10(2):173. doi: 10.3390/ma10020173

Table 2.

Surface roughness, hardness, Young’s modulus, N/Si ratio and H/E ratio for processes 1–6 and the CoCrMo reference.

Process No./CoCrMo Reference N/Si Ratio Ra (nm) Rz (nm) Rt (nm) H (GPa) E (GPa) H/E Ratio
1 0.32 12.5 ± 2.2 330 1430 12.1 ± 0.8 172.7 ± 7.5 0.070
2 0.72 10.8 ± 1.8 377 1460 17.9 ± 1.3 239.1 ± 12.6 0.075
3 1.05 12.5 ± 3.7 461 2180 23.7 ± 3.0 292.6 ± 18.1 0.081
4 0.75 11.4 ± 1.8 365 1750 18.7 ± 1.2 226.1 ± 9.1 0.083
5 1.05 15.1 ± 2.7 1272 4710 25.9 ± 2.1 285.5 ± 20.1 0.091
6 0.76 12.8 ± 4.5 964 3800 19.6 ± 2.0 222.0 ± 13.3 0.088
CoCrMo - 10.7 ± 1.8 282 870 6.2 ± 0.4 293.1 ± 17.7 0.021