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. O
The O
main O
microstructure S-CONPRI
of O
the O
as-fabricated O
component S-MACEQ
is O
α2/γ O
lamellae S-MATE
. O
The O
different O
Al S-MATE
content O
results O
in O
the O
different O
content O
and O
distribution S-CONPRI
of O
the O
α2 O
phase S-CONPRI
and O
the O
γ O
phase S-CONPRI
. O
50 O
at. O
% O
Al S-MATE
content O
provides O
better O
mechanical B-CONPRI
properties E-CONPRI
. O
Titanium B-MATE
aluminide E-MATE
( O
TiAl O
) O
alloys S-MATE
are O
promising O
high-temperature O
structural O
materials S-CONPRI
in O
the O
aerospace S-APPL
field O
. O
Additive B-MANP
manufacturing E-MANP
is O
a O
desirable O
process S-CONPRI
for O
fabricating S-MANP
TiAl O
alloys S-MATE
. O
In O
the O
process S-CONPRI
of O
wire B-MANP
arc I-MANP
additive I-MANP
manufacturing E-MANP
of O
TiAl O
alloys S-MATE
, O
Al-based O
and O
Ti-based O
wires O
were O
used O
as S-MATE