نتایج جستجو برای: fractography

تعداد نتایج: 424  

Journal: :Cerâmica 2022

Today’s demand for environmentally friendly and energy-efficient solutions to the construction industry has driven researchers match natural resources with traditional technics develop new building technologies. However, there are literature limitations about correlation of fiber-matrix interface failure fibers in mortar plates, which hinders advances understanding mechanical properties these c...

Journal: :International Journal of Plasticity 2021

Strain rate dependent deformation behaviours of selective laser melted Alloy 718 (IN718) are systematically studied at 550 and 650 °C by slow strain testing, with a forged counterpart as reference. Selective IN718 shows significant susceptibility to intergranular cavitation, resulting in ductility degradation decreasing rate. Detailed fractography cross section inspections employed identify the...

Journal: :International Journal of Fatigue 2021

• S-N Curves and fractography in the very-high-cycle fatigue behavior of a pearlitic steel. Effects inclusion size stress ratio on Nanograins formation crack initiation region VHCF. The effects ( R ) (VHCF) steel were experimentally assessed. S – N curve under rotating bending loading exhibited horizontal asymptote shape clear limit. In contrast, ultrasonic axial continuously descending shape, ...

Journal: :Acta Metallurgica Slovaca 2023

This work focusses on analysing mechanical properties and microscopic assessment into Inconel-718 plates in welded unwelded conditions. Welding was performed by tungsten inert gas welding technique. Two tests such as tensile test hardness were both the types of to compare joint plate. Although Inconel 718 possesses good weldability, strength, ductility, reported lesser than these Unwelded The m...

Journal: :Materials research proceedings 2023

Abstract. This paper and its second part introduce a new formability test based on double-action radial extrusion to characterize material in the bulk-to-sheet flow transitions that are commonly found metal forming. first draws from presentation of multidirectional tool, which was designed convert vertical press stroke into horizontal movement punches towards each other, aspects experimental st...

Journal: :Welding in The World 2021

Refill friction stir spot welding (refill FSSW) is one of the most industrially promising variants. The absence an exit hole improves effectiveness surface treatments and minimizes damage by fouling. Aerospace aluminium alloys AA2024-T3 AA7075-T6 with a thickness 2 mm were used in this investigation. A range values for rotation speed plunge depth experimented to determine process parameter comb...

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