Results 51 to 60 of about 34,834 (311)

Research on the Re-Deformation Characteristics of Hot Stamping of Boron Steel Parts with Tailored Properties

open access: yesMetals, 2020
Traditional hot-stamping products have super-high strength, but their plasticity is usually low and their integrated mechanical properties are not excellent. Functionally graded property structures, a relatively novel configuration with a higher material
Ling Kong, Yan Peng, Caiyi Liu
doaj   +1 more source

Effect of the diffused content of carbon on mechanical properties of multilayered composite steel

open access: yesJournal of Materials Research and Technology, 2023
Introducing carbon diffusion is an effective method for fabricating composite steel with high strength and high ductility. Herein, three kinds of low-carbon martensite steels with different silicon contents were selected as high-strength layer materials.
Jiang Feng   +7 more
doaj   +1 more source

Ultrasonic roll bite measurements in cold rolling – Roll stress and deformation [PDF]

open access: yesJournal of Materials Processing Technology, 2017
In cold rolling of thin metal strip, contact conditions between the work rolls and the strip are of great importance: roll deformations and their effect on strip thickness variation may lead to strip flatness defects and thickness inhomogeneity. To control the process, several online measurements are usually carried out such as the rolling load ...
Carretta, Yves   +6 more
openaire   +3 more sources

Solid‐State Diffusion and Intermetallic Phase Formation in Roll‐Bonded Mg–Zn Composites With Kirigami‐Patterned Inlay

open access: yesAdvanced Engineering Materials, EarlyView.
Mg–Zn composites with a thickness of 0.21 mm were fabricated using roll bonding of a kirigami‐patterned Mg alloy inlay within a Zn matrix. Thermal activation following this process led to the formation of tailored intermetallic structures, which provided the composite with enhanced flexural strength.
Yaroslav Frolov   +4 more
wiley   +1 more source

Effects of cold rolling on phase precipitation and phase transformation in a 2507 SDSS [PDF]

open access: yes, 2011
In the present work 7 samples of UNS S32750 was cold rolled at different rates, analyzed in this state and also after the ageing for 2400s at 400 and 900°C.\nInvestigation was carry out with: OM SEM ( EBSD EDS) Magnetic tests: Forster, Permeameter ...
Bianchi, Marco
core  

Effect of intermetallic compounds distribution on bonding strength of steel–aluminum laminates

open access: yesMaterials & Design, 2022
In this study, steel–Al laminates are prepared via hot-roll bonding and annealed for various durations to generate intermetallic compounds (IMCs) with different distributions at the interface.
Zejun Deng, Hong Xiao, Chao Yu
doaj   +1 more source

A Dislocation Perspective on Strength and Toughness in Ceramics

open access: yesAdvanced Engineering Materials, EarlyView.
Dislocations in ceramics enjoy a long but yet under‐appreciated history. The three research waves for dislocations in ceramics highlight the topic evolution over the last 90 years. This review focuses on the impact of dislocation on strength and toughness in ceramics.
Xufei Fang
wiley   +1 more source

Submicron Metasurface Reconfigured Multiband Smart Windows

open access: yesAdvanced Functional Materials, EarlyView.
This work presents a submicron metasurface reconfigured multiband thermochromic smart window. By integrating subwavelength nanostructures into a Fabry−Perot resonator configuration, it mitigates conventional trade‐offs to simultaneously deliver high luminous transmittance and robust solar heating and radiative cooling modulation capabilities ...
Guanya Wang   +8 more
wiley   +1 more source

Rolling system design using evolutionary sequential process optimisation [PDF]

open access: yes, 2008
The design of a rolling system is a multistage process optimization problem involving sequential relationship between consecutive stages. This relationship is peculiar to sequential processes in which the output stock of one stage serves as the input ...
Tiwari, Ashutosh   +2 more
core  

Establishment of a Numerical Model and Process Optimization for the Moving Induction Hardening of a Whole-Roll Flatness Roll

open access: yesMetals
The surface of a whole-roll flatness roll is in long-term contact with the steel strip, leading to slipping and wear and placing higher demands on the performance of the roll surface.
Huaxin Yu   +4 more
doaj   +1 more source

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