Results 11 to 20 of about 206,191 (361)

Microstructure and abrasive wear properties of high-vanadium-chromium wear resistant alloy

open access: yesMaterials Research Express, 2021
To enhance the wear resistance of high chromium cast iron (HCCI, Cr26), a new wear resistant alloy with high vanadium and chromium contents (HCCI-V, 15Cr5V4MoSiMn) was designed and prepared by sand mold casting.
Fangfang Wang   +4 more
doaj   +1 more source

Modeling and Analysis of Metal Liquid Film Flow Characteristics during Centrifugal Spray Forming

open access: yesMetals, 2023
Liquid films are an important part of liquid metal granulation in the process of centrifugal spray forming. The size of the granulated particles has an important influence on the density, grain size and microstructure uniformity of the deposited blanks ...
Peng Li   +5 more
doaj   +1 more source

On Abrasion in the Abrasive Industry

open access: yesJournal of the Research Association of Powder Technology, Japan, 1975
Abrasieves used to grind metals and stones naturally wear the contact portion of the equipments such as crushers, screens and conveyors, during their manufacturing process. In the abrasive manufacturing equipments the parts wear even more rapidly than in the equipments designed for ordinary powders.It is therfore considered that the abrasive ...
Eiichi HIKAMI, Shunpei SAKURAI
openaire   +2 more sources

Modification of the silicon phase and mechanical properties in Al-40Zn-6Si alloy with Eu addition

open access: yesMaterials & Design, 2020
The influence of Eu additions upon the silicon phase and mechanical properties of Al-40Zn-6Si alloys have been investigated via scanning electron microscopy (SEM) and high-angle annular dark-field scanning transmission electron microscopy (HAADF-STEM ...
Feng Mao   +5 more
doaj   +1 more source

Micro-abrasion resistance of thermochemically treated steels in aqueous solutions: Mechanisms, maps, materials selection [PDF]

open access: yes, 2008
The area of micro-abrasion is an interesting and relatively recent area in tribo-testing methodologies, where small particles of less than 10 μm are employed between interacting surfaces.
Ariza, E.   +4 more
core   +1 more source

Testing of Concrete Abrasion Resistance in Hydraulic Structures on the Lower Sava River [PDF]

open access: yes, 2012
The paper deals with the issues of resistance of concrete linings to long-term abrasion loading caused by waterborne particles, particularly for the proposed hydro power plants on the Sava River in Slovenia.
Kralj, Miha   +5 more
core   +2 more sources

Application of Manganese-Based Materials in Aqueous Rechargeable Zinc-Ion Batteries

open access: yesFrontiers in Energy Research, 2020
In recent years, aqueous rechargeable zinc-ion batteries (AZIBs) have attracted more and more attention not only because they use earth-abundant metals but also due to their improved safety and high volumetric energy density.
Wanhong Zhang   +11 more
doaj   +1 more source

Mechanism of oxide film removal by KF-AlF3 and CsF-AlF3 mixed fluxes on Cu and Al base metals and their effect on wettability

open access: yesJournal of Advanced Joining Processes, 2022
CsF-AlF3 was added in different mass percentages to KF-AlF3 flux, and CsF-AlF3/KF-AlF3 mixed fluxes with different components were prepared by ball milling. The melting curves of four kinds of fluxes were measured using differential scanning calorimetry (
Yinkai Shi   +12 more
doaj   +1 more source

Elastic Moduli and Mechanical Properties of Mo5SiB2 Single Crystals in the Mo-Si-B System

open access: yesCrystals, 2022
With outstanding high-temperature properties, the intermetallic Mo5SiB2 alloy is regarded as an extremely competitive ultra-temperature structural material.
Kunming Pan   +6 more
doaj   +1 more source

Effect of Tempering Temperature on Impact Wear Behavior of 30Cr3Mo2WNi Hot-Working Die Steel

open access: yesFrontiers in Materials, 2019
Effects of tempering temperature on impact wear of 30Cr3Mo2WNi hot-working die steel are investigated by SEM, TEM, hardness, and impact wear tests. From 300 to 680°C, the hardness of the steel decreases and the impact toughness increases with increasing ...
Cheng Zhang   +10 more
doaj   +1 more source

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