Powder metallurgy of titanium–past, present, and future

ZZ Fang, JD Paramore, P Sun… - International …, 2018 - journals.sagepub.com
Powder metallurgy (PM) of titanium is a potentially cost-effective alternative to conventional
wrought titanium. This article examines both traditional and emerging technologies …

Hydrogen-enabled microstructure and fatigue strength engineering of titanium alloys

JD Paramore, ZZ Fang, M Dunstan, P Sun, BG Butler - Scientific reports, 2017 - nature.com
Traditionally, titanium alloys with satisfactory mechanical properties can only be produced
via energy-intensive and costly wrought processes, while titanium alloys produced using low …

The effects of microstructure and porosity on the competing fatigue failure mechanisms in powder metallurgy Ti-6Al-4V

MK Dunstan, JD Paramore, ZZ Fang - International Journal of Fatigue, 2018 - Elsevier
In near-net-shape manufacturing methods, such as powder metallurgy, additive
manufacturing, and metal injection molding, porosity has historically been viewed as the …

Manipulation of microstructure and mechanical properties during dehydrogenation of hydrogen-sintered Ti–6Al–4V

MK Dunstan, JD Paramore, ZZ Fang, P Sun - Materials Science and …, 2019 - Elsevier
Abstract Ti–6Al–4V parts produced using the powder metallurgy process known as
hydrogen sintering and phase transformation (HSPT) have been shown to exhibit superior …

Analysis of microstructural facet fatigue failure in ultra-fine grained powder metallurgy Ti-6Al-4V produced through hydrogen sintering

MK Dunstan, JD Paramore, ZZ Fang, JP Ligda… - International Journal of …, 2020 - Elsevier
The hydrogen sintering and phase transformation (HSPT) process is a powder metallurgy
method that produces Ti-6Al-4V with fatigue properties rivaling wrought processed Ti-6Al …

Enhancing Mechanical Performance of Sinter-Based Additively Manufactured Ti-6Al-4V Parts Through Hydrogen Sintering and Phase Transformation (HSPT) Process

N Jump, P Sun, C Zhou, ZZ Fang - Metallurgical and Materials …, 2024 - Springer
Abstract Binder Jet Printing (BJP) has emerged as a viable sinter-based manufacturing
method suitable for producing parts spanning a range of sizes. However, the current …

Feasibility of using titanium machine turnings in powder metallurgy processes

MK Dunstan, A Gordon, JD Paramore, BG Butler - JOM, 2019 - Springer
The use of titanium machine turnings has been identified as a possible ultralow-cost method
to produce titanium powder. However, very little data are available on the viability of this …

The role of microstructure and strain rate on the mechanical behavior of Ti-6Al-4V produced by powder metallurgy

JD Paramore, BG Butler, MK Dunstan, H Rhee… - International Journal of …, 2020 - Elsevier
Hydrogen sintering and phase transformation (HSPT), a powder metallurgy process, has
been previously shown to produce desirable microstructures in Ti-6Al-4V components with …

Gaseous isostatic forging: Design and application to powder metallurgy Ti-6Al-4V

MK Dunstan, JD Paramore, ZZ Fang - Journal of Materials Processing …, 2018 - Elsevier
For near-net-shape manufacturing technologies such as casting, additive manufacturing,
powder processing, and powder injection molding, residual pores and voids are inherent …

Powder Casting: Producing Bulk Metal Components from Powder Without Compaction

JD Paramore, MK Dunstan, BG Butler, DO Lewis - JOM, 2020 - Springer
Powder casting was developed to produce metal components with near-theoretical density
from low-cost, loose powder using hydrogen sintering and phase transformation. This has …