A review of testing methods for thermal spray coatings

ASM Ang, CC Berndt - International Materials Reviews, 2014 - journals.sagepub.com
The primary focus of this review concerns the test methods used to evaluate thermal spray
coatings. Techniques to measure coating intrinsic properties such as (i) porosity and (ii) …

Yttria-stabilized zirconia thermal barrier coatings—a review

LB Chen - Surface Review and Letters, 2006 - World Scientific
Thermal barrier coatings (TBCs), which protect metallic components from high-temperature
environments, have been widely applied to the fields of high-temperature and corrosion …

Tribology of HVOF-and HVAF-sprayed WC–10Co4Cr hardmetal coatings: A comparative assessment

G Bolelli, LM Berger, T Börner, H Koivuluoto… - Surface and Coatings …, 2015 - Elsevier
This paper provides a comprehensive assessment of the sliding and abrasive wear
behaviour of WC–10Co4Cr hardmetal coatings, representative of the existing state-of-the …

Mechanical properties of high-temperature-degraded yttria-stabilized zirconia

X Ren, W Pan - Acta materialia, 2014 - Elsevier
In the pursuit of higher operating temperatures and better durability of thermal barrier
coating (TBC) materials, the currently used air-plasma-sprayed (APS) 8 wt.% yttria-stabilized …

High-precision determination of residual stress of polycrystalline coatings using optimised XRD-sin2ψ technique

Q Luo, AH Jones - Surface and Coatings Technology, 2010 - Elsevier
The aim of the research is to optimise the XRD-sin2ψ technique in order to perform high
precision measurement of surface residual stress. Residual stresses existing in most hard …

Influence of pores on the thermal insulation behavior of thermal barrier coatings prepared by atmospheric plasma spray

L Wang, Y Wang, XG Sun, JQ He, ZY Pan, Y Zhou… - Materials & Design, 2011 - Elsevier
The defects in materials play very important role on the effective thermal conductivity.
Especially, the spatial and geometrical characteristics of pores are significant factors for the …

DLC coating over pre-oxidized and textured Ti6Al4V for superior adhesion and tribo-performance of hip implant

V Kashyap, P Ramkumar - Surface and Coatings Technology, 2022 - Elsevier
Superior surface characteristics, tribological performance and adhesion strength are critical
for DLC coated surface in hip implant. Incorporating laser surface texturing and heat …

Finite element simulation of residual stress of double-ceramic-layer La2Zr2O7/8YSZ thermal barrier coatings using birth and death element technique

L Wang, Y Wang, XG Sun, JQ He, ZY Pan… - Computational Materials …, 2012 - Elsevier
In this paper, the residual stress of double-ceramic-layer (DCL) La2Zr2O7/8YSZ thermal
barrier coatings (TBCs) fabricated by atmospheric plasma spraying (APS) was calculated by …

Ultrasonic characterization of thermal barrier coatings porosity through BP neural network optimizing Gaussian process regression algorithm

Z Ma, W Zhang, Z Luo, X Sun, Z Li, L Lin - Ultrasonics, 2020 - Elsevier
Porosity is an integral part of thermal barrier coatings (TBCs) and is required to provide
thermal insulation and to accommodate operational thermal stresses. Accurate …

Impact of the non-homogenous temperature distribution and the coatings process modeling on the thermal barrier coatings system

M Ranjbar-Far, J Absi, S Shahidi, G Mariaux - Materials & Design, 2011 - Elsevier
The present study deals with a numerical investigation of the residual stresses arising during
the plasma-sprayed coatings process and their effects on the final stress state of the thermal …