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the O
ISO S-MANS
4287:1997 O
standard S-CONPRI
. O
To O
demonstrate O
the O
proposed O
methodology S-CONPRI
, O
seven O
circular O
17-4 B-MATE
PH I-MATE
stainless I-MATE
steel E-MATE
channels O
produced O
at O
different O
inclinations S-FEAT
and O
with O
a O
diameter S-CONPRI
of O
2 O
mm S-MANP
are O
investigated O
as S-MATE
a O
case B-CONPRI
study E-CONPRI
. O
Qualitative S-CONPRI
and O
quantitative S-CONPRI
characterization O
of O
the O
roughness S-PRO
is O
obtained O
through O
the O
use O
of O
the O
proposed O
methodology S-CONPRI
. O
A O
strong O
dependence O
of O
the O
local O
roughness S-PRO
on O
the O
corresponding O
α O
and O
β O
orientations S-CONPRI
is O
found O
. O
A O
simple B-CONPRI
regression I-CONPRI
model E-CONPRI
is O
subsequently O
extracted S-CONPRI
from O
the O
calculated O
roughness B-PRO
values E-PRO
and O
allows O
prediction S-CONPRI
of O
Ra-values S-CONPRI
in O
the O
channels O
for O
the O