Results 11 to 20 of about 28,415 (248)

Analysis of the Effect of Rolling Speed on the Capability to Produce Bimodal-Structure AZ31 Alloy Bars in the Three-High Skew Rolling Mill [PDF]

open access: yesArchives of Metallurgy and Materials, 2020
A numerical analysis of the process of single-pass rolling of AZ31 magnesium alloy bars in the three-high skew rolling mill has been carried out in the study.
A. Stefanik, P. Szota, S. Mróz
doaj   +1 more source

FEM Analysis of Loads and Torque in a Skew Rolling Process for Producing Axisymmetric Parts

open access: yesArchives of Metallurgy and Materials, 2017
Skew rolling is a metal forming technique which can be used for producing stepped axles and shafts. This paper investigates seventeen cases of rolling at varying process parameters by the finite element method.
Pater Z.
doaj   +1 more source

Properties of the AZ31 Magnesium Alloy Round Bars Obtained in Different Rolling Processes / Własności Prętów Okrągłych Ze Stopu Magnezu AZ31 Otrzymanych W Różnych Procesach Walcowania

open access: yesArchives of Metallurgy and Materials, 2015
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

Fano 3-folds in codimension 4, Tom and Jerry, Part I [PDF]

open access: yes, 2011
This work is part of the Graded Ring Database project [GRDB], and is a sequel to [Altinok's 1998 PhD thesis] and [Altinok, Brown and Reid, Fano 3-folds, K3 surfaces and graded rings, in SISTAG (Singapore, 2001), Contemp. Math. 314, 2002, pp. 25-53].
Altınok   +9 more
core   +1 more source

Effect of process parameters on the force parameters in warm skew rolling of copper ball

open access: yesMetalurgija, 2022
In order to better control the forming quality of copper ball by warm skew rolling process, a Finite Element Model (FEM) of copper ball warm skew rolling for the coupling of thermal and mechanical was established.
J. Y. Yuan   +5 more
doaj  

Numerical analysis of a skew rolling process for producing a crankshaft preform

open access: yesOpen Engineering, 2016
The paper describes a new method for forming a crankshaft preform. The method is based on the skew rolling technique. With this method the part is formed by three tapered rolls rotated with the same velocity and in the same direction. Simultaneously, the
Lis Konrad   +2 more
doaj   +1 more source

Delay-insensitive pipelined communication on parallel buses [PDF]

open access: yes, 1995
Consider a communication channel that consists of several subchannels transmitting simultaneously and asynchronously. As an example of this scheme, we can consider a board with several chips.
Blaum, Mario, Bruck, Jehoshua
core   +1 more source

Effects of skew rolling piercing process friction coefficient on tube twisting, strain rate and forming velocity

open access: yesJournal of Materials Research and Technology, 2023
In this paper the effects of rollers-billet friction coefficient (RFC) and plug-billet friction coefficient (PFC) during the skew rolling piercing process are investigated.
Hamed Aghajani Derazkola   +2 more
doaj   +1 more source

A New Method of Manufacturing Small-Diameter Bars and Tubes from Hardly Deformable Steels in Skew Rolling [PDF]

open access: yesMetalurgija, 2007
The paper discusses the process of hot rolling on skew rolling mills and compares it with other methods of manufacturing rods (shape milling) and tubes (pilger rolling).
Gałkin, A. M.   +2 more
doaj  

Theoretical And Experimental Analysis Of Aluminium Bars Rolling Process In Three-High Skew Rolling Mill

open access: yesArchives of Metallurgy and Materials, 2015
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

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