Life Cycle Assessment of Micro-Activated Flux Tungsten Inert Gas Welding and Conventional Tungsten Inert Gas Welding: A Case Study
Abstract
Welding
methods
and
equipment
have
evolved
over
the
years
with
advancements
in
human
lifestyles
environmental
needs.
Among
these,
Conventional
Gas
Tungsten
Inert
(C-TIG)
stands
out
because
of
its
specialized
applications
is
recognized
for
importance
manufacturing.
However,
low
depth
penetration
(DOP)
thick
sheet
metals
has
necessitated
development
assisted
methods,
such
as
activating
fluxes
Activated
TIG
(A-TIG)
process.
This
study
conducts
a
comparative
sustainability
analysis
A-TIG
C-TIG
welding
processes.
utilizes
TiO₂-based
flux
to
enhance
weld
penetration.
A
Life
Cycle
Assessment
(LCA)
was
performed
using
Ecoinvent
3
database
EPD
2018
ReCiPe
2016
Endpoint
(H)
methodologies.
Results
indicate
that
exhibits
higher
impacts
photochemical
oxidation
water
scarcity
due
TiO₂
preparation
methanol
usage.
shows
acidification,
eutrophication,
global
warming
potential
(GWP),
abiotic
depletion
elements
(ADE),
fossil
fuels
(ADF),
ozone
layer
energy-intensive
nature
requires
70%
more
electricity.
modeling
identifies
health
most
affected
category,
contributing
62%
damage
emissions
energy
use.
Despite
A-TIG’s
improved
efficiency
quality,
reliance
introduces
specific
trade-offs.
research
highlights
need
balance
quality
ecological
greener
manufacturing
practices.
Research Square (Research Square), Journal Year: 2025, Volume and Issue: unknown
Published: April 21, 2025
Language: Английский