...Walid Khraisat This work provides a comparative understanding of how welding affects the microstructural and microhardness behavior of advanced high-strength steels ( AHSS ), mainly Domex 650 and DP1000. It highlights the differing responses of these steels, which are governed by variations...

... and corrosion resistance. However, post-processing heat treatments significantly impact their mechanical behavior by altering microstructural features like grain size, boundary misorientation, and dislocation density. This study evaluates the tensile performance of LPBF-fabricated S2507 DSS under three...

... diffractometer were employed to detect the microstructure, hydration products, pore characteristics, and phase composition of MOS cement. The compressive strength loss rate and mass loss rate of MOS cement containing GPs were adopted to evaluate its F-T resistance. The results revealed that MOS cement...

...Kesavan Jothi; Senthilkumar V; Vijaya Kumar P; Velmurugan C The surface integrity of machined components is significantly influenced by the grain size and microstructural evolution of the material. This study investigates the microstructural refinement and texture evolution of Hastelloy C-276 under...

... strength, and frost resistance, were evaluated. Microstructural characteristics were examined using FTIR and SEM . The experimental results showed that the mixture containing 9% PG, 20% FA, and a W/B ratio of 0.35 exhibited optimal performance, achieving a compressive strength of 8.15 MPa and a dry bulk...

.... The microstructure of the phases and compounds that were formed was meticulously characterized through the utilization of a microscope, spectroscope, and diffractometer. The analyses confirmed the occurrence of alloying, transitioning from a micro-composite of Ti–Al layers. Heat treatment after three cycles of ARB...

... the microstructure and elemental composition of the MAO oxide ceramic coatings, scanning electron microscopy, X-ray diffraction, and energy dispersive spectroscopy were applied. The thickness of the coatings was measured by a coating thickness gauge. The influence of cerium tartrate addition on the cavitation...

...Selvaraj R, ME, PhD; Prasanna Nagasai Bellamkonda, PhD; Shanmugam K, PhD; Balasubramanian Visvalingam, PhD; Selvaraj P, PhD; Maheshwar Dwivedy, PhD This study investigates the effect of forging pressure on the microstructural evolution, mechanical properties, and fracture behaviour of rotary...

...Qinsi Xu, PhD; Jinbao Hu, MEng; Nan Yao, MEng; Shujun Li, PhD; Yiqiang Mu, PhD; Xiaofei Lei, PhD A new low-cost titanium Ti-5Al-1.5Mo-1.8Fe alloy has been developed. The different solid solution temperatures and cooling rates as well as deformations effect on microstructure and mechanical...

...Tansel Tunçay, PhD; Berat Taşar, MSc; Badegül Tunçay, MSc In this study, A356/XB alloys (0.25%–2.0% wt. B) have been produced by the mechanical alloying (MA) method, and its microstructure and dry sliding wear performance are investigated. A356 alloy with 1.0% B exhibited remarkable grain...

... properties tests and microstructure observation indicate that combining calcination with quicklime modification represents an effective approach to the use of PG in the field of building materials. characterization mechanical properties microstructure modification morphology phosphogypsum...

... Limited: All rights reserved 2024 Box–Behnken design metal fused filament fabrication microstructure steel testing & evaluation R_a average roughness R_ku kurtosis of the profile R_q root mean...

... and cracking in welding of AA8011-H18 alloy sheets. AA8011-H18 alloy sheets 3 mm thick were welded using normal CMT-GMAW and pulsed CMT (PCMT)-GMAW processes. The microstructure of the weld metal and heat-affected zone was analyzed using an optical microscope. The tensile properties and hardness of joints were...

..., the microstructural aspects and hot corrosion performance of samples were studied and compared, which had not been studied before. In this study, nickel-based superalloy (In-738) disks were used as substrates (diameter = 25 mm, thickness = 10 mm). Amdry 9625 NiCrAlY (−95 + 22 μm) and Metco 205NS-G CSZ (−85...

... aerated concrete microstructure performance degradation quality change sulfate attack The mass, the ultrasonic wave velocity and the compressive strength of testing samples were measured after exposure for 0, 15, 30, 45, 60, 75, 105 and 150 days. Scanning electron microscopy (SEM...

...-resistant Inconel 625 alloy. Based on the fabricated wall, the suitability of CMT–WAAM for the sound formation of welds and homogeneous distribution of mechanical properties is shown. Microscopic analysis reveals that the microstructure of the deposited alloy along the height of the wall element...

... absorption towers in the dehumidification section is the bubble cap, which loses its efficiency in a short time due to continuous contact with steam. In the present work, the causes of the destruction of a piece of bubble cap were investigated thoroughly by employing visual and microstructural observation...

... vertical to the building direction were 720 and 546 MPa, respectively, which surpass the design requirements for forged 316L stainless steel. The influence of the microstructure on the mechanical properties of SLM 316L stainless steel is also discussed. The purpose of this research was to provide...

...Rishab Nigam; Vedasri Bai Khavala; Khushbu Dash; Nachiketa Mishra The deep learning (DL) method consisting of a convolutional neural network (CNN) was employed to automate the task of microstructural recognition and classification to identify dendritic characteristics in metallic microstructures...

... microstructure resistance spot welded (RSW) simulation A penetration rate d nugget diameter (m) R_A roughness of the aluminum (Al) sheets (μm) S effective contact area, representing the proportion of the actual point contact area...