Scientific Reports,
Journal Year:
2024,
Volume and Issue:
14(1)
Published: Nov. 4, 2024
In
this
study,
the
effect
of
ultrasonic
vibration
during
Friction
Stir
Vibration
Processing
(FSVP)
on
microstructure
and
mechanical
behaviour
AZ31/TiC
surface
composites
was
investigated.
Specifically,
Titanium
Carbide
(TiC)
particles
were
introduced
as
a
reinforcement
(15
vol%)
into
magnesium
alloy
AZ31
using
both
(FSP)
FSVP.
Comprehensive
examinations
carried
out
to
analyse
microstructure,
hardness,
tensile
resulting
composites.
The
study
revealed
significant
improvements
in
properties
due
application
FSP.
Firstly,
stir
zone
region
found
be
free
from
voids,
enhancing
material
flow
promoting
even
dispersion
TiC
powders
within
matrix.
Secondly,
refinement
grains
observed
dynamic
recrystallization
pinning
imposed
by
particles,
leading
formation
more
dislocations
composite
indicating
considerable
alteration
material's
structure.
Importantly,
FSP
an
auxiliary
energy
source,
remarkable
enhancement
hardness
strength.
Compared
AZ31/15
vol%
composite,
produced
via
FSVP
exhibited
grain
size
reduction
about
64%
ultimate
strength
(UTS)
55%
21%,
respectively.
Notably,
these
achieved
without
compromising
ductility
which
remained
at
appreciable
levels.
Journal of Materials Research and Technology,
Journal Year:
2024,
Volume and Issue:
30, P. 1800 - 1805
Published: March 12, 2024
The
present
work
aims
to
study
the
effect
of
316
stainless
steel
reinforcement
volume
fraction
during
friction
surfacing
AA6061
on
AA5083
alloy
by
tool's
rotation,
traverse
speed,
and
feeding
rate
1000
rpm,
150
mm/min,
100
mm/min
improve
tribological
mechanical
behaviors
deposited
layers.
It
was
found
that
a
fully
bonded
interface
without
any
void
or
defect
at
bonding
formed
between
layer
substrate.
also
an
increase
in
number
holes
from
one
two
tool
resulted
betterment
strength
coating
about
18%
219
MPa
259
can
be
attributed
complete
layer/substrate
better
scattering
reinforcements.
Materials Science and Technology,
Journal Year:
2024,
Volume and Issue:
40(11), P. 851 - 863
Published: Feb. 14, 2024
This
study
focused
on
fortifying
the
AZ91
magnesium-based
alloy
with
Ni–Al
2
O
3
particles
using
friction
stir
process.
The
resultant
AZ91–Ni–Al
composite
exhibited
a
crack-free
surface
uniform
distribution,
showcasing
strong
interfacial
bonding.
At
500×
magnification,
displayed
3213.65
grains
per
square
inch.
It
demonstrated
51.75%
increase
in
tensile
strength
and
45.76%
rise
hardness.
introduction
of
wt-%
Ni–5
Al
led
to
remarkable
76.92%
reduction
wear
rate.
coefficient
measuring
0.312.
X-ray
diffraction
(XRD)
analysis
confirmed
presence
Mg,
Mg
,
Ni
.
AZ91/5
/2
finds
utility
diverse
industries
manufacturing
components
for
aerospace,
automotive
structural
applications.
