Results 21 to 30 of about 540,832 (313)
Analysis of Microstructure Images Referred to Percolation Theory
The paper discusses possible applications of the percolation theory in analysis of the microstructure images of polycrystalline materials. Until now, practical use of this theory in metallographic studies has been an almost unprecedented practice ...
Trzaskowski W. +3 more
doaj +1 more source
Analysis of Al-Cu Bimetallic Bars Properties After Explosive Welding and Rolling in Modified Passes
The paper presents the results of the experimental tests of Al-Cu bimetallic bars rolling process in multi-radial modified passes. The bimetallic bars consist of aluminium core, grade 1050A and copper outer layer, grade M1E.
Mróz S. +4 more
doaj +1 more source
Currently magnesium alloy bars are manufactured mainly in the extrusion process. This method has some drawbacks, which include: low process capacity, considerable energy demand, small length of finished products.
Stefanik A. +4 more
doaj +1 more source
Theoretical and Experimental Analysis of Formability of Explosive Welded Mg/Al Bimetallic Bars
The paper has presented the results of theoretical studies and experimental tests of the plastic deformation of Mg/Al bimetallic specimens. Theoretical studies were carried out using the Forge2011® computer program.
Mróz S. +3 more
doaj +1 more source
Analysis Of Rolls Wear During The Ribbed Bars Multi-Slit Rolling Process
An analysis of the roll wear in the multi-strand rolling of reinforced concrete ribbed bars has been made in the study. In the technology under consideration, the longitudinal partition of the band takes place in special slitting passes, while the ...
Szota P. +3 more
doaj +1 more source
Identification and assessment of technical hazards in the context of national security [PDF]
Apart from contemporary natural and socio-economic hazards, which are sources of crises, risks associated with human activity, and therefore technical threats, also play an important role in the context of the overall level of national security.
Dorota Wojtyto
doaj +1 more source
Laser applications in sheet metal part production
S.81When considering the application of lasers in sheet metal part production, one typically thinks of two processes: laser cutting and laser welding.
Sweeney, K. +3 more
core
Technology of round bars rolling on a three-high skew rolling mills allows rolling of standard materials such as steel and aluminum, as well as new materials, especially hard deformable materials.
Stefanik A. +3 more
doaj +1 more source
The article discusses the influence of rolling in the newly designed slitting-bending grooves on closing internal material discontinuities in continuous ingots. The defects located in the axial area of a strand, i.e. axial porosity and contraction cavity,
Sobczak K., Dyja H., Kawałek A.
doaj +1 more source
On the Effect of Friction on Tibiofemoral Joint Kinematics
The effect of friction on nonlinear dynamics and vibration of total knee arthroplasties is yet to be investigated and understood. This research work aims at studying the influence of friction on nonlinear dynamics, friction-induced vibration, and damage ...
Ehsan Askari, Michael S. Andersen
doaj +1 more source

