Defects in additive manufactured metals and their effect on fatigue performance: A state-of-the-art review

N Sanaei, A Fatemi - Progress in Materials Science, 2021 - Elsevier
Additive manufacturing (AM) is emerging as an alternative to conventional subtractive
manufacturing methods with the goal to deliver unique and complex net or near-net shaped …

Damage tolerant design of additively manufactured metallic components subjected to cyclic loading: State of the art and challenges

U Zerbst, G Bruno, JY Buffiere, T Wegener… - Progress in materials …, 2021 - Elsevier
Undoubtedly, a better understanding and the further development of approaches for
damage tolerant component design of AM parts are among the most significant challenges …

Fatigue of additive manufactured Ti-6Al-4V, Part II: The relationship between microstructure, material cyclic properties, and component performance

R Molaei, A Fatemi, N Sanaei, J Pegues… - International Journal of …, 2020 - Elsevier
Part I of these two-part paper series focused on the process and structure relationships,
effect of powder feedstock, fabrication parameters, and post fabrication treatments on the …

Fatigue of additive manufactured Ti-6Al-4V, Part I: The effects of powder feedstock, manufacturing, and post-process conditions on the resulting microstructure and …

JW Pegues, S Shao, N Shamsaei, N Sanaei… - International Journal of …, 2020 - Elsevier
Additive manufacturing provides an appealing means to process titanium alloy parts with
new levels of conformability, complexity, and weight reduction. However, due to the …

Killer notches: The effect of as-built surface roughness on fatigue failure in AlSi10Mg produced by laser powder bed fusion

A Du Plessis, S Beretta - Additive Manufacturing, 2020 - Elsevier
Additive manufacturing allows the production of complex components for critical applications
such as in the aerospace industry. Laser powder bed fusion is the most widely used form of …

Fatigue behavior of additive manufactured 316L stainless steel parts: Effects of layer orientation and surface roughness

R Shrestha, J Simsiriwong, N Shamsaei - Additive Manufacturing, 2019 - Elsevier
The effects of layer orientation and surface roughness on the mechanical properties and
fatigue life of 316L stainless steel (SS) fabricated via a laser beam powder bed fusion (LB …

Fatigue strength assessment of “as built” AlSi10Mg manufactured by SLM with different build orientations

S Beretta, M Gargourimotlagh, S Foletti… - International Journal of …, 2020 - Elsevier
This study investigated the effects of the 'as-built'condition on the fatigue properties of an
AlSi 10 Mg aluminium alloy manufactured by Selective Laser Melting (SLM) in different …

High cycle fatigue behavior and life prediction for additively manufactured 17-4 PH stainless steel: Effect of sub-surface porosity and surface roughness

S Romano, PD Nezhadfar, N Shamsaei, M Seifi… - Theoretical and Applied …, 2020 - Elsevier
The high potential of additive manufacturing (AM) techniques offers novel opportunities and
unexplored design freedom. However, typical internal defects and poor surface quality …

Fatigue behaviour of additive manufactured materials: An overview of some recent experimental studies on Ti‐6Al‐4V considering various processing and loading …

A Fatemi, R Molaei, J Simsiriwong… - Fatigue & fracture of …, 2019 - Wiley Online Library
Although additive manufacturing (AM) has gained significant attention due to the
advantages it offers and is currently a focus of much research, design of critical load carrying …

Mechanical performance of highly permeable laser melted Ti6Al4V bone scaffolds

A Arjunan, M Demetriou, A Baroutaji, C Wang - Journal of the mechanical …, 2020 - Elsevier
Critically engineered stiffness and strength of a scaffold are crucial for managing
maladapted stress concentration and reducing stress shielding. At the same time, suitable …