Results 21 to 30 of about 102,033 (344)

STRENGTHENING CONTRIBUTIONS OF STRONG ORDERED PRECIPITATES [PDF]

open access: yesPhilosophical Magazine A, 1987
Abstract The Hanson-Morris solution for the critical resolved shear stress of a random array of point obstacles is modified and applied to strong ordered precipitates. The solution approximately accounts for the effects of dislocation self-interactions and elastic anisotropy.
J. Glazer, J. W. Morris
openaire   +3 more sources

Influence of severe plastic deformation on the precipitation hardening of a FeSiTi steel [PDF]

open access: yes, 2012
The combined strengthening effects of grain refinement and high precipitated volume fraction (~6at.%) on the mechanical properties of FeSiTi alloy subjected to SPD processing prior to aging treatment were investigated by atom probe tomography and ...
A Cerri   +37 more
core   +3 more sources

Geomechanics of Interaction of Frame-Anchor Support Elements of Extraction Drifts in Solid Load-Carrying System [PDF]

open access: yes, 2010
An aluminum alloy with two different precipitation states was processed by Equal Channel Angular Pressing up to 16 passes. The thermal stability of the ultra-fine grain structure was examined during annealing at 300°C up to 1 h.
Astafyev, Denys   +3 more
core   +1 more source

Chemical Ordering induced Strengthening in Lightweight Mg Alloys

open access: yesNanomaterials, 2022
The influence of structure and composition on precipitation phenomena in Al-bearing BCC/HCP Mg alloys are studied via diffusion couple technique. Interdiffusion induced by the resultant composition gradient results in a change in crystal structure from ...
Yunnuo Duan   +7 more
doaj   +1 more source

Dispersion strengthening in vanadium microalloyed steels processed by simulated thin slab casting and direct charging: Part I - Processing parameters, mechanical properties and microstructure [PDF]

open access: yes, 2007
A study simulating thin slab continuous casting followed by direct charging into an equalisation furnace has been undertaken based on six low carbon (0.06wt-%) vanadium microalloyed steels.
Baker, T.N.   +5 more
core   +1 more source

Vanadium microalloyed steel for thin slab casting and direct rolling [PDF]

open access: yes, 2005
Vanadium microalloyed steels with high yield strength (»600 MPa), good toughness and ductility have been successfully produced in commercial thin slab casting plants employing direct rolling after casting.
Baker, T.N., Li, Y., Mitchell, P.S.
core   +2 more sources

Influence of interstitials content on the diffusion of Niobium in alloy 718 [PDF]

open access: yes, 2009
Many studies have emphasized the beneficial effect of niobium on the physical metallurgy of Ni-Cr-Fe alloy 718. Among the different strengthening actions of niobium, such as solid solution hardening and carbide precipitation, the precipitation of niobium
Andrieu, Eric   +4 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   +1 more source

Effect of pre-aging on microstructure and mechanical properties of Al-Mg-Si alloy containing 0.1%In

open access: yesCailiao gongcheng, 2023
The combined effect of trace addition of In and different pre-aging processes on the microstructure and mechanical properties for Al-Mg-Si alloys was investigated by using hardness test, tensile test, scanning electron microscope (SEM) and transmission ...
XU Yaqi   +5 more
doaj   +1 more source

Characterization of strain-induced precipitation in Inconel 718 superalloy [PDF]

open access: yes, 2016
© 2016 ASM International Inconel 718 presents excellent mechanical properties at high temperatures, as well as good corrosion resistance and weldability.
Cabrera Marrero, José M.   +2 more
core   +2 more sources

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