A physically-based constitutive model for a novel heat resistant martensitic steel under different cyclic loading modes: Microstructural strengthening mechanisms

K Song, K Wang, L Zhao, L Xu, N Ma, Y Han… - International Journal of …, 2023 - Elsevier
Cyclic responses of a novel heat resistant martensitic steel, 9Cr3Co3W1CuVNbB steel,
under different loading modes were studied to reveal its complex strengthening mechanisms …

Achieving excellent mechanical properties of ODS steel by Y2O3 addition

L Deng, J Luo, J Tu, R Hu, N Guo, W Zeng… - Materials Science and …, 2023 - Elsevier
As a candidate material for fuel cladding in fission reactors, the mechanical properties of
ODS-Ferritic/martensitic (F/M) steel should be further improved. Incorporating oxide …

[HTML][HTML] Understanding the High-Temperature Deformation Behavior of Additively Manufactured γ'-forming Ni-based alloys by Microstructure Heterogeneities …

VPN Samy, F Brasche, F Yan, I Šulák, B Bezci… - Additive …, 2024 - Elsevier
Additively manufactured (AM) alloys present unique and heterogeneous microstructures due
to the complex, highly dynamic laser-material interactions. These AM-inherent …

Deep insights on the creep behavior and mechanism of a novel G115 steel: Micromechanical modeling and experimental validation

B Xiao, SD Yadav, L Zhao, Z Tang, Y Han… - International Journal of …, 2021 - Elsevier
Ultra-supercritical (USC) power plants with enhanced thermal efficiency have gained
significant attention for reducing carbon dioxide (CO 2) emissions. A new tempered …

[HTML][HTML] Requirements for and challenges in developing improved creep ductility-based constitutive models for tempered martensitic CSEF steels

R Ragab, J Parker, M Li, T Liu, A Morris… - journal of materials …, 2022 - Elsevier
Creep fracture behaviour of tempered martensitic steels is generally governed by the
process of cavity nucleation, growth and coalescence into microcracks. Therefore, creep …

Influence of filler metals and PWHT regime on the microstructure and mechanical property relationships of CSEF steels dissimilar welded joints

N Saini, RS Mulik, MM Mahapatra - … Journal of Pressure Vessels and Piping, 2019 - Elsevier
The nuclear grade modified 9Crsingle bond1Mo (P91) and 9Cr-0.5 Mo-1.8 Wsingle
bondVsingle bond Nb (P92) are commonly used material for power plant components …

[HTML][HTML] Review of the Microstructural Impact on Creep Mechanisms and Performance for Laser Powder Bed Fusion Inconel 718

G Bryndza, JT Tchuindjang, F Chen, AM Habraken… - Materials, 2025 - mdpi.com
Inconel 718 (IN718) is a polycrystalline nickel-based superalloy and one of the most widely
used materials in the aerospace industry owing to its excellent mechanical performances at …

Tensile deformation dominated by matrix dislocations at intermediate temperatures revealed using in-situ EBSD in superalloys

P Qu, W Yang, C Liu, J Qin, Q Wang… - Materials Research …, 2024 - Taylor & Francis
The traditional view holds that the dominant deformation mechanism of Ni-based single
crystal superalloys at intermediate temperatures (both in tension and creep) is stacking fault …

Characterizing dislocation configurations and their evolution during creep of a new 12% Cr steel

SD Yadav, M El-Tahawy, S Kalácska… - Materials …, 2017 - Elsevier
In this research, different types of dislocations are characterized and quantified in a newly
developed 12% Cr steel in as-received as well as in crept conditions. X-ray diffraction (XRD) …

[HTML][HTML] Microstructural insights into creep of Ni-based alloy 617 at 700° C provided by electron microscopy and modelling

F Riedlsperger, T Wojcik, R Buzolin… - Materials …, 2023 - Elsevier
In this work, microstructural changes during creep of Ni-based alloy 617 at 700° C and 165
MPa have been investigated by electron microscopy, and complementarily modelled …