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. Author manuscript; available in PMC: 2017 Jun 8.
Published in final edited form as: Mater Sci Eng B Solid State Mater Adv Technol. 2016 Feb 26;208:39–46. doi: 10.1016/j.mseb.2016.02.005

Table 4.

Ball-on-disc wear measurements of AZ31 substrate and PEO coated samplesa (wear load: 3 N, number of passes: 150).

Samples Wear width (µm) Wear depth (µm) Wear c/s area (µm2) Wear volume (µm3) Specific wear rate (m3/N m)
AZ31 274.6 39.3 4.69 × 103 1.39 × 108 1.04 × 10−11
AZ31-1 181.6 11.2 1.04 × 103 3.07 × 106 2.32 × 10−12
AZ31-2 207.8 29.5 3.67 × 103 1.01 × 107 8.16 × 10−12
AZ31-3 196.8 1.4 0.22 × 103 6.25 × 107 4.93 × 10−13
a

Values reported are average value of five wear profile measurements.