Zobrazeno 1 - 10
of 4 839
pro vyhledávání: '"Dynamic strain"'
Publikováno v:
Journal of Materials Research and Technology, Vol 32, Iss , Pp 3310-3317 (2024)
The effect of Cr/N alloying on the tensile deformation behavior of Fe–Mn–C twinning-induced plasticity steel was investigated through monotonic tensile tests, X-ray diffraction, electron back-scattered diffraction, transmission electron microscop
Externí odkaz:
https://doaj.org/article/5a2d3397aa8745dbac72fa112967a48e
Publikováno v:
Journal of Materials Research and Technology, Vol 31, Iss , Pp 3025-3034 (2024)
To investigate the erosion mechanism and model of ultra-high pressure (200 MPa) water jet on grade–A marine steel with different curvatures. The ultra-high pressure water jet was induced by plunger pump. The dynamic strain was collected by dynamic
Externí odkaz:
https://doaj.org/article/d7771fd03d3a409daf01a25facb7bc7d
Publikováno v:
Materials Research Letters, Vol 12, Iss 10, Pp 719-726 (2024)
Herein, we explore the effect of dynamic strain aging (DSA) on dislocation evolution using nanoindentation and transmission electron microscopy (TEM). DSA is primarily manifested as serrations on the load-displacement curves at lower strain rates (10
Externí odkaz:
https://doaj.org/article/6137ec35cb404c41b64281a43a6ccd0d
Publikováno v:
Journal of Materials Research and Technology, Vol 29, Iss , Pp 3990-4003 (2024)
Thermomechanical fatigue (TMF) failure has become one of the most important life-limiting factors of components exposure to the high temperature in the fourth-generation sodium-cooled fast reactor (SFR) nuclear power plant. Therefore, TMF tests at di
Externí odkaz:
https://doaj.org/article/e2ba12054a284e7b919ad71ec8cb36c2
Publikováno v:
Frontiers in Marine Science, Vol 11 (2024)
With the increasing use of oceans for engineering purposes, such as the installation of suction anchors and pipelines, the stability of seabed structures has become a pivotal concern and is intricately linked to the characteristics of seabed soils. T
Externí odkaz:
https://doaj.org/article/a7c8626266e84926bf549080e5fd6a5a
Publikováno v:
Nonlinear Engineering, Vol 12, Iss 1, Pp 159-70 (2023)
Damages on railway sleepers due to heavy impact loads induced by the movement of trains can be reduced by improving their impact resistance. Fibre-reinforced/pre-treated crumb rubber concrete sleepers (RCSs) have the potential to display significant
Externí odkaz:
https://doaj.org/article/dcdcbaad84fb45c49fd7fbbb6849d187
Publikováno v:
Journal of Materials Research and Technology, Vol 26, Iss , Pp 4696-4705 (2023)
This study aims to investigate the deformation mechanisms of an austenite-based duplex Fe–Mn–Al–C steel at room-temperature through uniaxial tensile tests, strain rate sensitivity and stress relaxation analysis. Through numerical analysis and m
Externí odkaz:
https://doaj.org/article/8caac3d770db485d8aebfb67d0612378
Publikováno v:
Journal of Materials Research and Technology, Vol 26, Iss , Pp 984-989 (2023)
In the present study, the behavior of type A serrations according to strain rate was investigated using the room-temperature tensile flow curves of Fe-18Mn-0.55C (wt%) steel specimens. In the strain rate range from 1 × 10−1 /s to 5 × 10−5 /s, a
Externí odkaz:
https://doaj.org/article/f717f011baa14412aa6b5168901ed2f5
Publikováno v:
Journal of Materials Research and Technology, Vol 25, Iss , Pp 7203-7218 (2023)
Alumina-forming austenite (AFA) steels have emerged as promising candidate materials for ultra-supercritical units because of their excellent high-temperature performance. Dynamic strain aging (DSA) can increase the strength, but at the expense of pl
Externí odkaz:
https://doaj.org/article/c1a509207ca545e1a087498440fec3f5
Autor:
Arhum Hassan, Farid Abed
Publikováno v:
Journal of Materials Research and Technology, Vol 25, Iss , Pp 5174-5183 (2023)
Dynamic Strain Aging (DSA) is the irregular increase in metal strength that results from the diffusion of impurity atoms and their interactions with dislocations during plastic deformation at specific strain rates and temperatures. Commercially Pure
Externí odkaz:
https://doaj.org/article/dc1655dd57e34e1d8302583b3f7590eb