Results 41 to 50 of about 423,347 (319)

Review of Creep Cavitation and Rupture of Low Cr Alloy and its Weldment [PDF]

open access: yes, 2013
This paper presents a review of creep cavitation and rupture of low Cr alloy and its weldment, particular in the heat-affected zone (HAZ). Creep damage is one of the serious problems for the high temperature industry.
Xu, Qiang   +6 more
core   +1 more source

Texture Evolution of AZ31 Magnesium Alloy Sheet at High Strain Rates [PDF]

open access: yes, 2010
In the current contribution the mechanical behaviour at high strain rates of AZ31 magnesium alloy sheet is studied. Uniaxial deformation properties were studied by means of tensile split Hopkinson pressure bar (SHPB) at different temperatures.
Hurtado, I.   +9 more
core   +2 more sources

Grain refinement efficiency of a new oxide-containing master alloy for aluminium casting alloys [PDF]

open access: yes, 2014
In this study, grain refinement efficiency of a new oxide master alloy based on MgAl2O4 was demonstrated on an A357 alloy. The grain size of the reference alloy was reduced by 50-60% with the addition of the master alloy and introduction of ultrasonic ...
Dmitry G. Eskin   +7 more
core   +1 more source

Effect of tension on edge crack of on-line heating rolled AZ31B magnesium alloy sheet

open access: yesJournal of Materials Research and Technology, 2020
Edge crack is a common defect in the rolled magnesium alloy sheet which increase the rolling cost. In this study, the effect of tension on the edge crack of AZ31B sheet rolled with on-line heating rolling was investigated.
Yuchen Huang   +6 more
doaj   +1 more source

Modelling of security properties in Alloy [PDF]

open access: yes, 2011
We study the problem of verification of securityproperties of Session Initiation Protocol (SIP) using the modelanalyser Alloy. We propose a novel approach to model analysisand demonstrating robustness of protocol models in first ...
Georgieva, Lilia, L. Georgieva
core   +1 more source

A Novel Rolling Bearing Fault Diagnosis Method Based on Adaptive Feature Selection and Clustering

open access: yesIEEE Access, 2021
Rolling bearing is an important part of mechanical equipment. Timely detection of rolling bearing fault is one of the important factors to ensure the safe operation of equipment.
Jingbao Hou   +4 more
doaj   +1 more source

Combined Kelvin probe force microscopy and secondary ion mass spectrometry for hydrogen detection in corroded 2024 aluminium alloy [PDF]

open access: yes, 2013
The capability of Kelvin probe force microscopy (KFM) to detect and locate hydrogen in corroded 2024 aluminium alloy was demonstrated. Hydrogen was introduced inside the 2024 alloy following a cyclic corrosion test consisting of cycles of immersion in 1 ...
Blanc, Christine   +5 more
core   +1 more source

Effect of heat treatment on microstructure and mechanical properties of FeCrMnNiCox alloy

open access: yesCailiao gongcheng, 2020
FeCrMnNiCo, FeCrMnNiCo0.5 and FeCrMnNi alloys were prepared by vacuum melting and casting technology after metal powders was mixed by planetary ball mill.
LI He-qi, WANG Xiao-min, ZENG Hong-yan
doaj   +1 more source

Hot Deformation Behavior and Microstructure Evolution of Al-7.92 Zn-1.64 Mg-2.00 Cu Alloy

open access: yesMetals
During the thermal deformation of aluminum alloy materials, the deformation conditions such as deformation volume, temperature and strain rate are important factors that influence the deformation mechanisms such as work hardening, dynamic recovery and ...
Chen Li   +4 more
doaj   +1 more source

TEM characterisation of near surface deformation resulting from lubricated sliding wear of aluminium alloy and composites [PDF]

open access: yes, 2007
Aluminium alloy composites have been extensively investigated for use in tribo-contact applications, however little detailed literature exists on the sub-surface microstructural evolution as a result of lubricated sliding wear.
Rainforth, W.M.   +7 more
core   +1 more source

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