Results 31 to 40 of about 1,731 (154)

Influence of Heat Treatment and Scan Rotation on the Microstructure of Hot Work Tool Steel Manufactured using Laser Powder Bed Fusion

open access: yessteel research international, EarlyView.
The study investigates the influence of heat treatment and scan rotation on the microstructure of a modified H13 tool steel manufactured using laser powder bed fusion. Key findings include the refinement of prior austenite grains (PAGs) due to recrystallization and carbide pinning, and the significant impact of scan rotation on the size distribution of
Negar Panahi   +3 more
wiley   +1 more source

Experimental Determination of a Strain State in a Bulk Forming of a Low Carbon Steel

open access: yesMedžiagotyra
An experimental metallographic method for determining strain distribution in a cold formed workpiece is presented in this paper. The method, based on the dependence of recrystallized grain size on prior deformation, was applied to a bulk formed element ...
Plavka SKAKUN   +6 more
doaj   +1 more source

Highly processed bronze jewelry and ornaments in the Vértesszőlős find ensemble

open access: yesUISPP Journal, 2023
Vértesszőlős was a populated area during the broad period of the Bronze Age. Artefacts from different cultures, and among them many bronze objects were found. Most are ornaments, but tools and weapons have also been unearthed.
Szilvia Gyöngyösi   +2 more
doaj   +1 more source

Additive Manufacturing of Hot‐Work Tool Steel by In Situ Alloying Using Laser Powder Bed Fusion and Directed Energy Deposition—Strategies to Improve Chemical Homogeneity

open access: yessteel research international, EarlyView.
To support future alloy development a powder mixture is processed by laser additive manufacturing. The powder mixture containing Mo‐ and W‐rich tracers is processed by powder bed fusion using single and double laser exposure and by directed energy deposition which provides drastically enlarged melt pools.
Felix Großwendt   +2 more
wiley   +1 more source

Architecting and Industrializing Advanced Production and Manufacturing Systems for Critical Industries

open access: yesSystems Engineering, EarlyView.
ABSTRACT Advanced production systems play a vital role in modern society. Such systems are developed and industrialized over multiple years and at great expense. The complexities of these systems are exacerbated in the case of metal additive manufacturing, which involves numerous process variables and relies on various auxiliary systems.
Duncan W. Gibbons   +1 more
wiley   +1 more source

Colour Metallography of Cast Iron - Chapter 5: White Cast Iron (Ⅰ) [PDF]

open access: yesChina Foundry, 2011
Cast iron, as a traditional metal material, has advantages of low total cost, good castability and machinability, good wear resistance and low notch sensitivity, and is still facing tough challenge in quality, property and variety of types etc.
Zhou Jiyang
doaj  

Étude d’un des sarcophages en plomb d’Époque moderne de l’hotel-dieu de Tonnerre (Yonne)

open access: yesRevue Archéologique de l’Est, 2011
The study concerned one of a set of seven metal sarcophaguses found in a burial space, dating from the 16th–17th centuries, discovered in the Hôtel-Dieu in Tonnerre (Yonne, France). Using anthropological, archaeological and metallographic techniques, the
Catherine Maurel   +4 more
doaj   +1 more source

Effect of surface treatments on the bond strength between additively manufactured or injection‐molded high‐performance polymers and titanium

open access: yesJournal of Prosthodontics, EarlyView.
Abstract Purpose To investigate the effect of surface treatment and fabrication techniques of high‐performance polymers on their shear bond strength (SBS) to grade IV titanium. Materials and Methods A total of 120 pre‐milled titanium abutments were sectioned.
Ahmet Serkan Küçükekenci   +3 more
wiley   +1 more source

Comprehensive Weldability Criterion for Magnetic Pulse Welding of Dissimilar Materials

open access: yesMetals, 2022
Despite its exceptional ability to join dissimilar materials and environmental friendliness, several challenges must be addressed in magnetic pulse welding (MPW).
Angshuman Kapil   +2 more
doaj   +1 more source

Atomic Scale Insight Into High Voltage Degradation Mechanism in YSZ Electrolyte for Solid Oxide Electrolyzer Applications

open access: yesENERGY &ENVIRONMENTAL MATERIALS, Volume 9, Issue 5, September 2026.
The evolution of yttria‐stabilized zirconia (YSZ) electrolyte microstructure after testing at progressively high voltages was captured at the micro‐ and atomic‐scale levels to determine the operational boundaries of a solid oxide electrolysis cell (SOEC).
Tian Liu   +9 more
wiley   +1 more source

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