Zobrazeno 1 - 10
of 46
pro vyhledávání: '"Hamid Reza Jafarian"'
Publikováno v:
Results in Materials, Vol 23, Iss , Pp 100594- (2024)
This study explores the effect of preheating before rolling on the microstructural and mechanical properties of an AA5052/Ti/AA5052 lamellar composite fabricated by roll bonding. The roll bonding was done in two ways: conventional rolling and preheat
Externí odkaz:
https://doaj.org/article/aff75adcebfd4c5e9a677fd5d6186053
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 7709-7726 (2024)
This comprehensive study investigates the recrystallization behavior and deformation mechanisms of the Fe50Mn30Co10Cr10 alloy during hot compression conditions. The alloy undergoes discontinuous dynamic recrystallization, evidenced by necklace-like s
Externí odkaz:
https://doaj.org/article/d978ae5a49aa427a92ae5832bf78c41f
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 5881-5893 (2024)
The presence of peripheral coarse grains (PCG) in the microstructure of extruded products is considered one of the causes of decreased mechanical properties. Such microstructure has been observed at the periphery of extruded AZ31 Mg alloy. This resea
Externí odkaz:
https://doaj.org/article/f0377a5e6a064665a0797cca83a6550c
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 5842-5854 (2024)
Despite significant grain size refinement, friction stir processing (FSP) of heat-treatable aluminum alloys is found to degrade the alloys of strength and hardness qualities. The drop in strength brought on by coarsening or the dissolution of the str
Externí odkaz:
https://doaj.org/article/e57f825db6354142927322364ebc591a
Autor:
Fatemeh Kaffash Charandabi, Hamid Reza Jafarian, Seyed Hossein Seyedein, Mohammad Faseeulla Khan, Ali Reza Eivani, Akbar Heidarzadeh
Publikováno v:
Journal of Materials Research and Technology, Vol 29, Iss , Pp 1218-1230 (2024)
The warm compression tests were carried out at various temperatures of 400, 550, and 700 °C and strain rates of 0.01, 0.001, and 0.0001 s−1 to unravel the warm deformation behavior of CoCrCuFeNi high entropy alloy (HEA). The microstructural evolut
Externí odkaz:
https://doaj.org/article/0bfd3b6218de42acb0fcb89d35d7e253
Publikováno v:
Journal of Materials Research and Technology, Vol 29, Iss , Pp 530-539 (2024)
In this research, the effects of thermomechanical treatment including heavy cold rolling and post-deformation annealing on the improvement of shape recovery in an Fe–9Ni–7Mn (at.%) martensitic alloy were investigated. Experimental results showed
Externí odkaz:
https://doaj.org/article/2eac97d2e80d443fa58257456cdb7fd8
Publikováno v:
Discover Nano, Vol 19, Iss 1, Pp 1-18 (2024)
Abstract We created AA2024–AA1050 and AA2024–AA1050/0.005 vol.% Al2O3 nanocomposites by six accumulative roll bonding (ARB) process cycles. We used AA2024 and AA1050 sheets with a thickness of 0.7 mm and plate-shaped alumina nanoparticles to crea
Externí odkaz:
https://doaj.org/article/a69eb25a262b4d01af21c86b7ba87891
Publikováno v:
Journal of Materials Research and Technology, Vol 29, Iss , Pp 1923- (2024)
Externí odkaz:
https://doaj.org/article/bf95f4c03af5435d9a4106e15cf7c525
Publikováno v:
Journal of Materials Research and Technology, Vol 27, Iss , Pp 3396-3410 (2023)
This study investigates the hot deformation behavior and microstructural evolution of a novel medium entropy alloy subjected to low strain rates and temperatures ranging from 650 °C to 850 °C. The alloy was subjected to hot compression testing unde
Externí odkaz:
https://doaj.org/article/7041c5269cd64d6eb003c014bce3eece
Publikováno v:
Journal of Materials Research and Technology, Vol 27, Iss , Pp 852-875 (2023)
In the present study, an Mg-based biomedical composite is fabricated by addition of Hydroxyapatite bioactive nanoparticles into a substrate of bioabsorbable WE43 Mg alloy using multi pass friction stir processing (FSP). The findings indicate that app
Externí odkaz:
https://doaj.org/article/a9e791c6715141ed9cca7d6a657a1399