Zobrazeno 1 - 10
of 84
pro vyhledávání: '"Zakaria Boumerzoug"'
Autor:
Yahya Bozkurt, Zakaria Boumerzoug
Publikováno v:
Journal of Materials Research and Technology, Vol 7, Iss 1, Pp 29-38 (2018)
The purpose of the present work is to study on the effect of material properties tool on friction stir butt welding of AA2124-T4 alloy matrix MMC. Uncoated tool, coated tool with a CrN, and coated tool with AlTiN were used to weld aluminum MMC plates
Externí odkaz:
https://doaj.org/article/53437a9daa2c48309a2ac692c852ca48
Publikováno v:
Acta Metallurgica Slovaca, Vol 25, Iss 3 (2019)
This work is a contribution study of the heat-affected zone in the real welded joint of stainless steel 304L. This zone was compared to the heat-affected zone obtained by using a thermal cycle simulation of welding. This experimental technique is bas
Externí odkaz:
https://doaj.org/article/d40f0cf67085414cb1affddeb17dc311
Autor:
Talha Berguiga, Zakaria Boumerzoug
Publikováno v:
Acta Metallurgica Slovaca, Vol 25, Iss 1 (2019)
The main purpose of this work is to investigate the pitting corrosion behavior of sigmatized duplex stainless steel (DSS) exposed to two different chloride environments: simulated seawater solution and produced water solution. Specimens taken from a
Externí odkaz:
https://doaj.org/article/5f58ebd59fc24860add06175eb57331a
Publikováno v:
Metals, Vol 10, Iss 3, p 406 (2020)
The objective of this work is to study, on a copper wire, the effect of TiO2-nanoparticles on electrodeposited nickel. Both the microstructure and surface morphology (texture) of the coating were investigated. This deposit is obtained from baths of s
Externí odkaz:
https://doaj.org/article/0c621ac8112d4f7bb716434bb17cb39d
Autor:
Yazid Helal, Zakaria Boumerzoug
Publikováno v:
Acta Metallurgica Slovaca, Vol 24, Iss 2 (2018)
In this work, the effect of the pin diameter on the microstructure, hardness, and strength of friction stir welded 6061-T6 aluminum alloy to dual phase steel has been investigated. Microhardness measurements, tensile shear tests, optical microscopy,
Externí odkaz:
https://doaj.org/article/43a0fca4432a42559eec635b5c3ceaba
Publikováno v:
Acta Metallurgica Slovaca, Vol 24, Iss 1 (2018)
This work aims to investigate the microstructure after the cold-wiredrawing process of commercial copper and its recrystallization kinetics under isochronal annealing. In this paper, the samples of commercial copper wires were analysed after six diff
Externí odkaz:
https://doaj.org/article/06c376e806074e76952658ba50dfd4db
Publikováno v:
Acta Metallurgica Slovaca, Vol 23, Iss 2 (2017)
This work has been carried out by differential scanning calorimetric (DSC) to study the precipitation kinetics in quenched and natural aging Al-Mg-Si alloy. DSC curves showed exothermic and endothermic peaks corresponding to the precipitation and the
Externí odkaz:
https://doaj.org/article/06bc96114d8f4b2ebf6b9a78ee4745f7
Publikováno v:
Acta Metallurgica Slovaca, Vol 23, Iss 1 (2017)
Welding is one of the most important technological processes used in many branches of industry such us industrial engineering, shipbuilding, pipeline fabrication among others. Generally, welding is the preferred joining method and most common steel a
Externí odkaz:
https://doaj.org/article/a0fd52943ab94995ba0cbb6e2d462058
Autor:
Salim Gareh, Zakaria Boumerzoug
Publikováno v:
Acta Metallurgica Slovaca, Vol 22, Iss 3 (2016)
Creep behavior of copper wire, produced by a wire drawing process, has been investigated by creep tests at 340°C under the stress 98,108 and 118 MPa. In this investigation, three samples have been tested: copper drawn wire non heat treated, and heat
Externí odkaz:
https://doaj.org/article/bab8af996d774dac992b03240bdda2ce
Autor:
Zakaria Boumerzoug, Yazid Helal
Publikováno v:
Metals, Vol 7, Iss 2, p 42 (2017)
In this study, the microstructure and strength properties of friction stir welded 6061-T6 aluminum alloy to ultra-low carbon steel have been investigated using different advancing speeds of 100, 200, and 400 mm·min−1 at constant rotation rate. Mic
Externí odkaz:
https://doaj.org/article/9c80e92c28cc480e89aab4bcccfcf3b0