Zobrazeno 1 - 10
of 31
pro vyhledávání: '"Hoda El Faramawy"'
Publikováno v:
Metals, Vol 10, Iss 2, p 262 (2020)
The effect of electroslag remelting (ESR) with CaF2-based synthetic slag on the microstructure and mechanical properties of three as-quenched martensitic/martensitic-bainitic ultrahigh-strength steels with tensile strengths in the range of 1250−200
Externí odkaz:
https://doaj.org/article/7d94f85ee36f4caf99fd0210788af419
Autor:
Azza Ahmed, Saeed Ghali, Taha Mattar, Esraa Kotb, Mohamed El-Fawkhry, Mamdouh Eissa, Hoda El-Faramawy
Publikováno v:
Journal of the Southern African Institute of Mining and Metallurgy. 122:1-10
As a result of the depletion of high-grade manganese reserves, it has become necessary to consider the exploitation of low-grade manganese ores. The main problem of low-grade manganese ore is the low Mn/Fe ratio, which makes it unfit for the producti
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ec7e83be4a71f5e76893404e8751f5eb
https://doi.org/10.17159/2411-9717/1648/2022
https://doi.org/10.17159/2411-9717/1648/2022
Publikováno v:
Key Engineering Materials. 835:75-82
This paper deals with the possibility of obtaining FeSiAl complex alloy by carbothermic reduction in a submerged arc furnace using aluminum dross, mill scale and feldspar.Bench scale experiments are carried out to clarify the effect of different vari
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::342783588bad7c176eea45aa9cb8e2c4
https://doi.org/10.4028/www.scientific.net/kem.835.75
https://doi.org/10.4028/www.scientific.net/kem.835.75
Publikováno v:
Key Engineering Materials. 835:83-92
With the objective of partial and total replacement of nickel by nitrogen in austenitic exhausted valve steel X45CrNiW18-9, a program of work with series of experimental heats was designed. Experimental heats were carried out in 10 Kg. induction furn
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ce7b00c1f5ffc3656058cbfebd6edf1e
https://doi.org/10.4028/www.scientific.net/kem.835.83
https://doi.org/10.4028/www.scientific.net/kem.835.83
Publikováno v:
SSRN Electronic Journal.
Although the influence of many parameters on the metallic yield of reduction process of Silicomanganese alloy was intensively studied but the magnitude effect of each parameter and their mutual interactions on the metallic yield is still not clear. I
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a6d281627b17c81a7bbe90df942f2f1f
https://doi.org/10.2139/ssrn.3926094
https://doi.org/10.2139/ssrn.3926094
Publikováno v:
Metals, Vol 10, Iss 2, p 262 (2020)
Metals
Volume 10
Issue 2
Metals
Volume 10
Issue 2
The effect of electroslag remelting (ESR) with CaF2-based synthetic slag on the microstructure and mechanical properties of three as-quenched martensitic/martensitic-bainitic ultrahigh-strength steels with tensile strengths in the range of 1250&ndash
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::213dfb2788b74cac2007d4f75523e366
https://www.mdpi.com/2075-4701/10/2/262
https://www.mdpi.com/2075-4701/10/2/262
The effect of total applied strain (TAS), finish forging temperature (FFT) on the microstructure, and precipitation kinetics of a newly developed low‐cost, low‐alloy CrNiMoWMnV ultrahigh‐strength steel has been investigated. A Gleeble 3800 ther
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a7cce5bbe0c384c0e113318cb3266718
http://urn.fi/urn:nbn:fi-fe2020041416457
http://urn.fi/urn:nbn:fi-fe2020041416457
Autor:
Jukka Kömi, Mohammed Ali, Taha Mattar, Mamdouh A. Eissa, Hoda El Faramawy, M.F. El-Shahat, David Porter
Publikováno v:
Key Engineering Materials. 786:10-22
The cleanness, microstructure and mechanical properties of a newly developed CrNiMoWMnV ultrahigh-strength steel with and without electroslag refining (ESR) with 70% CaF2, 15% Al2O3 and 15% CaO have been studied. This steel was designed and melted in
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::142f6db9175a1d844903693659824061
https://doi.org/10.4028/www.scientific.net/kem.786.10
https://doi.org/10.4028/www.scientific.net/kem.786.10
Autor:
Jukka Kömi, Mohammed Ali, Hoda El Faramawy, Taha Mattar, M.F. El-Shahat, David Porter, Mamdouh Eissa
Publikováno v:
Journal of Minerals and Materials Characterization and Engineering. :385-407
Increasing demands for ultrahigh-strength steels in commercial as well as military applications have raised interest in finding alternatives to the high-cost high-alloyed steel and super-alloys currently used, e.g. the use of economic low-alloy compo
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d1b28697f615b5b37a9046509845fd8f
https://doi.org/10.4236/jmmce.2017.56032
https://doi.org/10.4236/jmmce.2017.56032
The influence of cooling rate on the microstructure and mechanical properties of two new ultrahigh-strength steels (UHSSs) with different levels of C, Cr and Ni has been evaluated for the as-cooled and untempered condition. One UHSS had higher conten
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::17a0ad3ab9b60a1c7f1026d981760909
http://urn.fi/urn:nbn:fi-fe202001142174
http://urn.fi/urn:nbn:fi-fe202001142174