Results 11 to 20 of about 91,711 (137)

Modeling of Helium Bubble Nucleation and Growth in Neutron Irradiated RAFM Steels [PDF]

open access: yes, 2012
Reduced Activation Ferritic/Martensitic (RAFM) steels are first candidate structural materials in future fusion technology. In this work a physically based model using Rate Theory is developed to describe nucleation and growth of helium bubbles in neutron irradiated RAFM steels.
Dethloff, Christian
openaire   +3 more sources

Development of RAFM steels for high temperature applications guided by thermodynamic modelling

open access: yes, 2022
Mechanical performance of reduced activation ferritic/martensitic (RAFM) steels for fission and fusion applications at high temperature (i.e. above the current limit of 550 degrees C) requires further improvement.
Bonny, G.   +5 more
core   +1 more source

Evolution of precipitates, in particular cruciform and cuboid particles, during simulated direct charging of thin slab cast vanadium microalloyed steels [PDF]

open access: yes, 2004
A study has been undertaken of four vanadium based steels which have been processed by a simulated direct charging route using processing parameters typical of thin slab casting, where the cast product has a thickness of 50 to 80mm ( in this study 50 mm)
Carven, A.J.   +6 more
core   +3 more sources

Irradiation damage concurrent challenges with RAFM and ODS steels for fusion reactor first-wall/ blanket: a review

open access: yes, 2022
Reduced activation ferritic martensitic (RAFM) and oxide dispersion strengthened (ODS) steels are the most promising candidates for fusion first-wall/blanket (FW/B) structures.
1056817   +16 more
core   +1 more source

Processes, microstructure and properties of vanadium microalloyed steels [PDF]

open access: yes, 2009
Vanadium as an important alloying element in steels was initially associated with the properties achieved following tempering. Interest in the microstructure was stimulated by the advent of transmission electron microscopes with a resolution of ~1nm ...
Baker, T.N.
core   +3 more sources

Design of comprehensive mechanical properties by machine learning and high-throughput optimization algorithm in RAFM steels

open access: yes, 2020
In order to make reasonable design for the improvement of comprehensive mechanical properties of RAFM steels, the design system with both machine learning and high-throughput optimization algorithm was established.
Chi Zhang   +4 more
core   +1 more source

Modeling of Ductile Tearing for RAFM Steel Eurofer97

open access: yesProcedia Materials Science, 2014
AbstractThe contribution describes experiments and numerical modelling performed to deal with ductile tearing for RAFM steel Eurofer97. Based on results of tensile testing and results of FEA a micromechanical model of ductile fracture Gurson-Tvergaard-Needleman (GTN) was calibrated. This model was then applied for simulation of measured J-R curve.
Stratil, Ludek   +3 more
openaire   +1 more source

Numerical Simulation on Thermodynamics Performance in the Fireproof Sealing by Finite Element Analysis

open access: yesMathematical Problems in Engineering, Volume 2019, Issue 1, 2019., 2019
In this paper, the finite element analysis was firstly employed to investigate the thermal analysis on two fireproof sealing models with ANSYS software under HC standard temperature‐time condition. The main thermal parameters were analyzed and obtained, including temperature field, thermal flux, and thermal gradient.
Shuai Gao   +5 more
wiley   +1 more source

Modelling Precipitation of Carbides in Martensitic Steels [PDF]

open access: yes, 2004
The purpose of this work was to model carbide precipitation in steels of a quaternary system which includes two substitutional elements. The work focuses on secondary hardening steels which are used for high-strength components, where hydrogen ...
Yamasaki, Shingo
core   +2 more sources

Ferritic stainless steels in structural applications [PDF]

open access: yes, 2014
Ferritic stainless steels are low cost, price-stable, corrosion-resistant materials. Although widely used in the automotive and domestic appliance sectors, structural applications are scarce owing to a dearth of performance data and design guidance.
Cashell, KA, Baddoo, NR
core   +1 more source

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