Results 41 to 50 of about 545 (179)

A Comparative Study on Friction Performance and Mechanical Properties of Printed PETG Materials With Different Patterns

open access: yesJournal of Applied Polymer Science, Volume 142, Issue 27, July 15, 2025.
ABSTRACT Investigating the mechanical and wear properties of widely used PETG (polyethylene terephthalate glycol) filaments is important to understanding the material's performance, reliability, and suitability in different application areas. This study performed tensile and wear tests on PETG samples produced with a 3D printer using four infill ...
Enes Aslan   +2 more
wiley   +1 more source

Growth kinetics and wear resistance of vanadium carbide on AISI D2 steel produced by TRD process

open access: yesMaterials Research Express, 2021
Vanadium carbide coating was obtained on the surface of AISI D2 steel by thermal reactive diffusion process using molten borax as based salt and vanadium pentoxide as vanadium donor. The process was performed at 900 °C, 940 °C, 980 °C and 1020 °C for 3 h,
Lianpu Zhou   +3 more
doaj   +1 more source

An Atomic‐Scale View at γ’‐Fe4N as Hydrogen Barrier Material

open access: yesAdvanced Materials Interfaces, Volume 12, Issue 13, July 14, 2025.
This study demonstrates the efficacy of γ’‐Fe4N nitride layers, formed via gas nitriding, as hydrogen permeation barriers. Advanced characterization, hydrogen permeation analysis, and DFT calculations reveal a 20 fold reduction in hydrogen diffusion at room temperature.
Aleksander Albrecht   +11 more
wiley   +1 more source

AISI D2 Soğuk İş Takım Çeliğinin Frezelenmesinde Yüzey Pürüzlülüğünün Taguchi Metodu İle Optimizasyonu

open access: yesDüzce Üniversitesi Bilim ve Teknoloji Dergisi, 2014
Yüzey kalitesi, birbiriyle etkileşim içinde olan makina ekipmanlarının çalışma verimini ve ömrünü önemli derecede etkilemektedir. Kesici takım, işlenen malzeme, kesme parametreleri gibi yüzey pürüzlülüğünü etkileyen birçok parametre vardır.
Emine ŞİRİN   +3 more
doaj  

High-Strength D2 tool steel via material extrusion additive manufacturing and post-heat treatment

open access: yesMaterials & Design
AISI D2 tool steel was fabricated using metal-materials extrusion additive manufacturing (M−MEX), followed by heat treatment to optimize its microstructure and mechanical properties. These were compared with conventional wrought D2 materials.
Min-Su Jeon   +5 more
doaj   +1 more source

Effect of Post-Heat Treatment on the AISI M4 Layer Deposited by Directed Energy Deposition

open access: yesMetals, 2020
Currently, high-speed steel (HSS) powders are deposited locally on a metal surface through direct energy deposition (DED) onto hardface tool steel. Although the HSS powder enhances the hardness and the abrasion resistance of a metal surface, it makes the
Gyeong Yun Baek   +3 more
doaj   +1 more source

Formation of a Nanostructured Ti‐Si‐C‐N Coating by Self‐Organization with Reduced Amorphous Matrix

open access: yesAdvanced Materials Interfaces, Volume 12, Issue 5, March 3, 2025.
TiSiCN coatings are deposited by PECVD technique to investigate its micro‐ and nanostructure as well as its mechanical and thermal properties. Instead of a nanocomposite structure consisting of randomly oriented nc‐grains surrounded by an aa‐matrix, these TiSiCN coatings show much larger grains with (200) orientation.
Alexander Thewes   +9 more
wiley   +1 more source

Influence of Metal Surface Structures on Composite Formation during Polymer–Metal Joining Based on Reactive Al/Ni Multilayer Foil

open access: yesAdvanced Engineering Materials, Volume 27, Issue 3, February 2025.
During hybrid thermoplast metal joining with reacting Al/Ni foils, the structured metal surface influences crack initiation within the multilayer. Molten plastic penetrates the foil interface and forms an overall composite after cooling and resolidification.
Marcus Glaser   +5 more
wiley   +1 more source

Process Parameters and Tool Design in Friction Stir Extrusion: A Sustainable Recycling Technique

open access: yesEngineering Reports, Volume 7, Issue 1, January 2025.
Friction stir extrusion is a solid‐state recycling technique based on severe plastic deformation supported by frictional heat. The paper considers the macrostructural, microstructural, and mechanical properties of the products and investigates different tool, mold, and machine designs.
Mostafa Akbari   +5 more
wiley   +1 more source

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