Directed energy deposition of metals: processing, microstructures, and mechanical properties

SH Li, P Kumar, S Chandra… - International Materials …, 2023 - journals.sagepub.com
Amongst the many additive manufacturing (AM) techniques, directed energy deposition
(DED) is a prominent one, which can also be used for the repair of damaged components. In …

Stress corrosion crack initiation in Alloy 690 in high temperature water

T Moss, W Kuang, GS Was - Current Opinion in Solid State and Materials …, 2018 - Elsevier
Initiation of stress corrosion cracks in Alloy 690 in high temperature water is a rare
occurrence and depends on the method by which the sample is loaded. Only in dynamic …

Oxide inclusions in laser additive manufactured stainless steel and their effects on impact toughness and stress corrosion cracking behavior

X Lou, PL Andresen, RB Rebak - Journal of Nuclear Materials, 2018 - Elsevier
Intergranular and intragranular Si and Mn rich oxide inclusions are present in laser additive
manufactured austenitic stainless steel. The uniform oxide dispersions in additive …

The slow strain rate stress corrosion cracking test—a 50 year retrospective

M Henthorne - Corrosion, 2016 - meridian.allenpress.com
The history of dynamic straining in stress corrosion cracking studies and the evolution of the
slow strain rate test (SSRT) are reviewed. Smooth and notched specimens; the importance …

Insights into the stress corrosion cracking of solution annealed alloy 690 in simulated pressurized water reactor primary water under dynamic straining

W Kuang, M Song, GS Was - Acta Materialia, 2018 - Elsevier
The intergranular attack near both stagnant and active stress corrosion crack (SCC) tips of
solution annealed alloy 690 were characterized after constant extension rate tensile tests in …

The effect of grain boundary structure on the intergranular degradation behavior of solution annealed alloy 690 in high temperature, hydrogenated water

W Kuang, GS Was - Acta Materialia, 2020 - Elsevier
The environmental degradation of four different types of grain boundaries were investigated
on alloy 690 following slow strain rate tensile tests in 360° C hydrogenated water. Random …

Insights into the stress corrosion cracking resistance of a selective laser melted 304L stainless steel in high-temperature hydrogenated water

S Zhang, S Wang, X Feng, Z Ning, J Hou, W Kuang - Acta Materialia, 2023 - Elsevier
Selective laser melting (SLM) offers unprecedented advantages in manufacturing complex
components used in nuclear reactors, and thus has promising application in the nuclear …

Insights into stress corrosion cracking in scratched area of alloy 690TT steam generator tubes

B Wu, Y Zhang, F Meng, Z Zhang, Y Li, J Wang… - Acta Materialia, 2023 - Elsevier
To investigate the stress corrosion cracking behaviors and microscopic mechanism in a
scratched area of alloy 690TT, the microstructures of typical cracks are systematically …

On the role of intergranular nanocavities in long-term stress corrosion cracking of Alloy 690

Z Shen, E Roberts, N Saravanan, P Karamched… - Acta Materialia, 2022 - Elsevier
The life extension of nuclear power plants beyond 60-years relies on the integrity of the
steam generator tubes during the extended life. Alloy 690 steam generator tubes have been …

The effect of corrosion evolution on the stress corrosion cracking behavior of mooring chain steel

X Zhang, W Wu, H Fu, J Li - Corrosion Science, 2022 - Elsevier
The effect of corrosion evolution on the stress corrosion cracking (SCC) of mooring chain
steel is investigated by adjusting the corrosion evolution degree in a temperature …