The
test was performed according to this procedure
1) a thin slide of Titanium grade 5 was machine to produce
a 3mm hole in the center
2) the sample was observed with 2 mm resolution
using a confocal microscope with laser scanning
3) the sample was merged in a 3% NaCl+ water solution for a period
of two months
4) the sample was re-scanned in the same region and compared
before...... |
and after immersion |
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before...... |
and after immersion |
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These are the details of the the edge of in
the upper right part . The small track carved on it has dimension of the
order of 5 mm. : no evident corrosion effects
are seen after immersion. This correspond to an estimated corrosion rate
of less than
0.25 mm in 10 years