[HTML][HTML] Wire and arc additive manufacturing: Opportunities and challenges to control the quality and accuracy of manufactured parts

D Jafari, THJ Vaneker, I Gibson - Materials & Design, 2021 - Elsevier
Wire and arc additive manufacturing (WAAM) has proven that it can produce medium to
large components because of its high-rate deposition and potentially unlimited build size …

[HTML][HTML] A review of numerical analysis of friction stir welding

X He, F Gu, A Ball - Progress in Materials Science, 2014 - Elsevier
Friction stir welding is a relatively new solid-state joining technique which is widely adopted
in different industry fields to join different metallic alloys that are hard to weld by …

Microstructure and residual stress improvement in wire and arc additively manufactured parts through high-pressure rolling

PA Colegrove, HE Coules, J Fairman, F Martina… - Journal of Materials …, 2013 - Elsevier
Parts manufactured by Wire and Arc Additive Manufacture (WAAM) can have significant
residual stress and distortion, as well as large grain sizes. To overcome these problems …

Residual stress of as-deposited and rolled wire+ arc additive manufacturing Ti–6Al–4V components

F Martina, MJ Roy, BA Szost, S Terzi… - Materials Science …, 2016 - journals.sagepub.com
Wire+ arc additive manufacturing components contain significant residual stresses, which
manifest in distortion. High-pressure rolling was applied to each layer of a linear Ti–6Al–4V …

A computationally efficient finite element model of wire and arc additive manufacture

J Ding, P Colegrove, J Mehnen, S Williams… - … International Journal of …, 2014 - Springer
Wire and arc additive manufacturing (WAAM) is an emerging technology which has the
potential to significantly reduce material usage and manufacturing time through the …

High pressure interpass rolling of wire+ arc additively manufactured titanium components

PA Colegrove, F Martina, MJ Roy… - Advanced Materials …, 2014 - Trans Tech Publ
Wire+ Arc Additively Manufactured components contain significant residual stresses that
manifest in distortion. Each layer of an additively manufactured wall was rolled with the aim …

[HTML][HTML] Investigation of post-weld rolling methods to reduce residual stress and distortion

LD Cozzolino, HE Coules, PA Colegrove… - Journal of Materials …, 2017 - Elsevier
The mechanisms of post-weld rolling and how it reduces and eliminates residual stress and
distortion are poorly understood. Finite element analysis was applied to two different …

Stress relaxation due to ultrasonic impact treatment on multi-pass welds

H Gao, RK Dutta, RM Huizenga… - … and Technology of …, 2014 - journals.sagepub.com
Ultrasonic impact treatment (UIT) is a relatively novel technique applied to the toe of welded
joints to improve the fatigue life by changing the weld geometry and the residual stress state …

Modelling residual stresses in friction stir welding of Al alloys—a review of possibilities and future trends

JH Hattel, MR Sonne, CC Tutum - The International Journal of Advanced …, 2015 - Springer
Residual stresses are very important in any joining process of materials since they act as pre-
stresses in the loading situation of the joint, thereby affecting the final mechanical …

Contemporary approaches to reducing weld induced residual stress

HE Coules - Materials Science and Technology, 2013 - Taylor & Francis
Self-equilibrating residual stresses may occur in materials in the absence of external loading
due to internal strain inhomogeneity. While favourable distributions of residual stress can …