Zobrazeno 1 - 10
of 12
pro vyhledávání: '"Abdel Hamid Ahmed Hussein"'
Publikováno v:
Micromachines, Vol 12, Iss 9, p 1078 (2021)
In the original article [...]
Externí odkaz:
https://doaj.org/article/4470dd1b80da4472bb2442278cfe2156
Publikováno v:
Micromachines, Vol 12, Iss 7, p 739 (2021)
The TC21 alloy (Ti-6Al-3Mo-1.9Nb-2.2Sn-2.2Zr-1.5Cr) is considered a new titanium alloy that replaced the commercial Ti-6Al-4V alloy in aerospace applications due to its higher operating temperatures. Recently, direct energy deposition was usually app
Externí odkaz:
https://doaj.org/article/7cb712861e18451e904c6ca9dea9c5bc
Publikováno v:
Metals, Vol 10, Iss 6, p 795 (2020)
Laser surface treatment on two different types of nickel–chromium white cast iron (Ni-hard) alloys (Ni-hard 1 and Ni-hard 4) was investigated. Nd:YAG laser of 2.2-kw with continuous wave was used. Ni-hard alloys are promising engineering materials,
Externí odkaz:
https://doaj.org/article/31118124a9c549c79c6f2feb35265d76
Autor:
Samar Reda Al-Sayed Ali, Abdel Hamid Ahmed Hussein, Adel Abdel Menam Saleh Nofal, Salah Elden Ibrahim Hasseb Elnaby, Haytham Abdelrafea Elgazzar, Hassan Abdel Sabour
Publikováno v:
Materials, Vol 10, Iss 10, p 1178 (2017)
Laser cladding process was performed on a commercial Ti-6Al-4V (α + β) titanium alloy by means of tungsten carbide-nickel based alloy powder blend. Nd:YAG laser with a 2.2-KW continuous wave was used with coaxial jet nozzle coupled with a standard
Externí odkaz:
https://doaj.org/article/07e050d9543a4dddbc39e716713db513
Publikováno v:
The International Journal of Advanced Manufacturing Technology. 121:5139-5154
In the present study, layers consisting of 40% Stellite-6 and 60% WC were deposited on Ti-6Al-3Mo-2Sn-2Zr-2Nb-1.5Cr-0.1Si (TC21) alloy by means of direct energy deposition (DED) technology aiming to improve the microstructure and microhardness. Five
Publikováno v:
Key Engineering Materials. 835:163-170
This study aimed at optimizing impact toughness and high wear resistant carbidic austempered ductile iron (CADI) by controlling the morphology, size and quantity of carbides. The effects of dynamic solidification, niobium addition, combined action of
Publikováno v:
Micromachines, Vol 12, Iss 1078, p 1078 (2021)
Micromachines
Micromachines
The TC21 alloy (Ti-6Al-3Mo-1.9Nb-2.2Sn-2.2Zr-1.5Cr) is considered a new titanium alloy that replaced the commercial Ti-6Al-4V alloy in aerospace applications due to its higher operating temperatures. Recently, direct energy deposition was usually app
Publikováno v:
Micromachines, Vol 12, Iss 739, p 739 (2021)
Micromachines
Volume 12
Issue 7
Micromachines
Volume 12
Issue 7
The TC21 alloy (Ti-6Al-3Mo-1.9Nb-2.2Sn-2.2Zr-1.5Cr) is considered a new titanium alloy that replaced the commercial Ti-6Al-4V alloy in aerospace applications due to its higher operating temperatures. Recently, direct energy deposition was usually app
Publikováno v:
Metals
Volume 10
Issue 6
Metals, Vol 10, Iss 795, p 795 (2020)
Volume 10
Issue 6
Metals, Vol 10, Iss 795, p 795 (2020)
Laser surface treatment on two different types of nickel&ndash
chromium white cast iron (Ni-hard) alloys (Ni-hard 1 and Ni-hard 4) was investigated. Nd:YAG laser of 2.2-kw with continuous wave was used. Ni-hard alloys are promising engineering m
chromium white cast iron (Ni-hard) alloys (Ni-hard 1 and Ni-hard 4) was investigated. Nd:YAG laser of 2.2-kw with continuous wave was used. Ni-hard alloys are promising engineering m
Autor:
H. Elgazzar, Samar Reda Al-Sayed, Adel Nofal, Abdel Hamid Ahmed Hussein, Salah I. Hassab Elnaby
Publikováno v:
Key Engineering Materials. 786:87-97
Conventional surface treatment processes are known to suffer from several limitations. Among them are energy consumption, complex heat treatment schedules and non-controllable heat affected zones. On the other side, when a high powered laser beam is