Modeling the influence of process parameters and additional heat sources on residual stresses in laser cladding
F Brückner, D Lepski, E Beyer - Journal of thermal spray technology, 2007 - Springer
In laser cladding thermal contraction of the initially liquid coating during cooling causes
residual stresses and possibly cracks. Preweld or postweld heating using inductors can …
residual stresses and possibly cracks. Preweld or postweld heating using inductors can …
Two-dimensional thermo-mechanical finite element model for laser cladding
AM De Deus, J Mazumder - … Congress on Applications of Lasers & …, 1996 - pubs.aip.org
Temperature and stress fields during Laser Cladding determine, respectively, the
microstructure and residual stress induced deformation and crack formation. As laser …
microstructure and residual stress induced deformation and crack formation. As laser …
The effect of localized dynamic surface preheating in laser cladding of Stellite 1
M Alimardani, V Fallah, A Khajepour… - Surface and Coatings …, 2010 - Elsevier
In laser cladding, high cooling rates create outcomes with superior mechanical and
metallurgical properties. However, this characteristic along with the additive nature of the …
metallurgical properties. However, this characteristic along with the additive nature of the …
A thermo-mechanical model for simulating the temperature and stress distribution during laser cladding process
Z Zhang, R Kovacevic - The International Journal of Advanced …, 2019 - Springer
During the laser cladding process, thermal stresses are induced because of the high-energy
input, high temperature gradient, fast cooling rate, and inconsistency of the clad-substrate …
input, high temperature gradient, fast cooling rate, and inconsistency of the clad-substrate …
Numerical finite element investigation on laser cladding treatment of ring geometries
A laser cladding treatment using powder blown (single track) on a ring part was analyzed
adopting a numerical approach, in particular the analyses of both the temperature and the …
adopting a numerical approach, in particular the analyses of both the temperature and the …
Hardness and residual stress modeling of powder injection laser cladding of P420 coating on AISI 1018 substrate
The laser cladding process is associated with having a non-uniform material strength within
the clad bead and the heat-affected zone. As well, residual stresses can develop, which in …
the clad bead and the heat-affected zone. As well, residual stresses can develop, which in …
Investigation of temperature and stress fields in laser cladded coatings
R Jendrzejewski, G Śliwiński - Applied Surface Science, 2007 - Elsevier
Temporal and spatial distributions of temperature and strain–stress have been modelled
and investigated experimentally for the laser cladding process. The model corresponded to …
and investigated experimentally for the laser cladding process. The model corresponded to …
A 3D finite element analysis of thermally induced residual stress distribution in stainless steel coatings on a mild steel by laser hot wire cladding
Large residual stresses in a laser-cladded surface coating over a metal part are detrimental
to its mechanical integrity and fatigue life. In this study, a three-dimensional uncoupled …
to its mechanical integrity and fatigue life. In this study, a three-dimensional uncoupled …
3-D finite element modeling of laser cladding by powder injection: effects of laser pulse shaping on the process
This paper introduces a 3-D transient finite element model of laser cladding by powder
injection to investigate the effects of laser pulse shaping on the process. The proposed …
injection to investigate the effects of laser pulse shaping on the process. The proposed …
Thermo-mechanical model for simulating laser cladding induced residual stresses with single and multiple clad beads
A three dimensional finite element (FE) model was developed to simulate residual stress
induced for laser cladding of AISI 4340 steel powder onto a similar substrate material. A …
induced for laser cladding of AISI 4340 steel powder onto a similar substrate material. A …