Results 91 to 100 of about 484,215 (304)

Unveiling the strengthening effect of Nb in Ti3SiC2/Ti25Zr25Ni25Cu25 + Nb/GH3536 brazed joint

open access: yesJournal of Materials Research and Technology
In order to achieve the ceramic/metal brazed joint with excellent mechanical properties, many kinds of high-entropy alloy (HEA) filler have been developed to acquire the joint.
Xin Nai   +6 more
doaj   +1 more source

Friction and Wear of Automotive Friction Materials

open access: yes, 2020
The present work discusses the tribological performance of friction composites reinforced by corn and palm fibres at continuous and starting – stopping tests aiming to provide specific relationship between the performances of the two tests. In the friction composites, asbestos is replaced by the corn and palm leaf fibres.
openaire   +2 more sources

Characterization of Macro/Microstructure and Corrosion Resistance of Austenitic Gas Tungsten Arc Welding Cladding

open access: yesAdvanced Engineering Materials, EarlyView.
Cladding is a proven method that boosts the surface qualities of mechanical parts by applying a layer of more durable material over a base substrate. This work responds to the needs of offshore and pressure vessels sectors by focusing on cladding a super austenitic steel onto low‐carbon steel through gas tungsten arc welding.
E. J. da Cruz Junior   +6 more
wiley   +1 more source

The role of surface oxides in cold spray additive manufacturing of titanium

open access: yesMaterials & Design
This paper systematically investigates the interplay between particle oxidation and its strength response of Ti powder and their subsequent influences on particle deposition in cold spraying. After oxidation in air at 500 °C for 4 h, fine-sized Ti powder
Jingwen Yang   +7 more
doaj   +1 more source

Numerical Modeling of Tank Cars Carrying Hazardous Materials With and Without Composite Metal Foam

open access: yesAdvanced Engineering Materials, EarlyView.
Large‐scale puncture models consisting of hazardous materials (HAZMATs) tank car with protective steel–steel composite metal foam (S–S CMF) are solved numerically. Tank car plate with added 10.91–13.33 mm thick S–S CMF layer does not puncture. Protective S–S CMF absorbs impact energy, reduces plate deformation, and prevents shear bands formation ...
Aman Kaushik, Afsaneh Rabiei
wiley   +1 more source

Development of industrial friction material in porous carbon material made from rice bran

open access: yesNihon Kikai Gakkai ronbunshu, 2015
Rice Bran is a residual product of rice and the amount of it is about 0.9 million tons per year in Japan. The rice bran carbon (RBC) is manufactured by impregnating a phenol resin with the rice bran, and carbonizing in 900 °C nitrogen gas atmosphere. The
Keigo YOSHIDA   +2 more
doaj   +1 more source

Joining precipitation-hardened nickel-base alloys by friction welding [PDF]

open access: yes, 1972
Solid state deformation welding process, friction welding, has been developed for joining precipitation hardened nickel-base alloys and other gamma prime-strengthened materials which heretofore have been virtually unweldable.
Moore, T. J.
core   +1 more source

Solid‐State Diffusion and Intermetallic Phase Formation in Roll‐Bonded Mg–Zn Composites With Kirigami‐Patterned Inlay

open access: yesAdvanced Engineering Materials, EarlyView.
Mg–Zn composites with a thickness of 0.21 mm were fabricated using roll bonding of a kirigami‐patterned Mg alloy inlay within a Zn matrix. Thermal activation following this process led to the formation of tailored intermetallic structures, which provided the composite with enhanced flexural strength.
Yaroslav Frolov   +4 more
wiley   +1 more source

Analysis of wear in organic and sintered friction materials used in small wind energy converters

open access: yesMaterials Research, 2008
Wind energy converters of small size used in isolated units to generate electrical energy must present low maintenance cost to such facilities economically viable. The aspect to be analyzed in cost reduction is the brake system, since in isolated systems
Jorge Alberto Lewis Esswein Junior   +2 more
doaj   +1 more source

Rafting of Ni‐Based Superalloys Under Multiaxial Load as Understood by Phase‐Field Simulations and Critical Experiments

open access: yesAdvanced Engineering Materials, EarlyView.
Phase‐field simulations coupled with dislocation‐density‐based crystal plasticity modeling reproduce γ′ rafting behavior in single‐crystal Ni‐based superalloys under varied loading conditions. The model captures both macroscopic creep and microscopic morphology evolution, with results matching high‐temperature creep experiments.
Micheal Younan   +5 more
wiley   +1 more source

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