Results 111 to 120 of about 2,117,850 (329)

Impact of Hot Isostatic Pressing on Microstructure Evolution and Creep Performance of Powder Bed Fusion–Laser Beam Processed CM247LC

open access: yesAdvanced Engineering Materials, EarlyView.
The influence of Hot Isostatic Pressing (HIP) temperature on the microstructure and creep performance of powder bed fusion–laser beam processed CM247LC superalloy is investigated. Grain growth and γ’ precipitate evolution are characterized following HIP at varying temperatures.
Ahmed Fardan   +4 more
wiley   +1 more source

IR-Laser Welding and Ablation of Biotissue Stained with Metal Nanoparticles [PDF]

open access: yesarXiv, 2015
In the present work we have studied the possibility of laser welding and ablation of biological tissue by the using of spherical metal nanoparticles (NPs) and infrared laser irradiation which spectrally located far from plasmon resonances. YAG:Nd laser with 1064 nm wavelength, 8 ns pulse duration, and operating in transverse electromagnetic modes TEM$_{
arxiv  

Improving of the wear resistance of working parts agricultural machinery by the implementation of the effect of self-sharpening [PDF]

open access: yes, 2016
The failure of the cutting elements of farm machinery is due to the blunting of cutting edges (increase of their radius) till the limit values. The most effective method for increasing the wear resistance of farm machinery is the realization of self ...
Arifa, W.   +6 more
core   +1 more source

Laser Welding Quality Monitoring via Graph Support Vector Machine With Data Adaptive Kernel

open access: yesIEEE Access, 2019
Laser welding is a rapidly developing technology that is of utmost importance in a number of industrial processes. The physics of the process has been investigated over the past 50 years and is mostly well understood.
S. Shevchik   +6 more
semanticscholar   +1 more source

Impact of Various Rotary Friction Welding Process Parameters on the Mechanical Properties of a Steel–Aluminum Joint

open access: yesAdvanced Engineering Materials, EarlyView.
Rotary friction welding of steel E355 and the aluminum alloy EN AW‐6082 can lead to the formation of brittle intermetallic phases. The primary process parameters are varied in order to determine their influence on this intermetallic phase formation and the resulting mechanical properties.
Laura Huber   +4 more
wiley   +1 more source

A comparison of methods to assess the resistance of reinforcing steel against chloride‐induced corrosion in concrete: Particular consideration of 12% chromium steel

open access: yesMaterials and Corrosion, EarlyView., 2021
Several methods to measure the critical chloride content Ccrit of steel in concrete are compared on the basis of 12% chromium steel and carbon steel. The resulting Ccrit depends on the method used. The reasons for this and the corresponding influencing parameters are discussed in this article.
Carolina Boschmann Käthler   +5 more
wiley   +1 more source

The Effects of Laser Welding Direction on Joint Quality for Non-Uniform Part-to-Part Gaps [PDF]

open access: yes, 2016
Controlling part-to-part gaps is a crucial task in the laser welding of galvanized steel sheets for ensuring the quality of the assembly joint. However, part-to-part gaps are frequently non-uniform.
Ceglarek, Darek   +2 more
core   +2 more sources

Direct Natural and Artificial Aging of Aluminum Alloy AlSi10Mg After Laser Powder‐Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
Laser powder‐bed fusion of metals aluminum alloy AlSi10Mg has been directly aged. Artificial aging after natural aging is considered. The hardening potential is high for the top part of the samples as well as after short natural aging. The hardening potential is substantially reduced for the bottom part of the samples, as well as after natural aging of
Rabea Steuer   +6 more
wiley   +1 more source

Effect of Heat Input During Disk Laser Bead-On-Plate Welding of Thermomechanically Rolled Steel on Penetration Characteristics and Porosity Formation in the Weld Metal

open access: yesArchives of Metallurgy and Materials, 2016
The paper presents a detailed analysis of the influence of heat input during laser bead-on-plate welding of 5.0 mm thick plates of S700MC steel by modern Disk laser on the mechanism of steel penetration, shape and depth of penetration, and also on ...
Lisiecki A.
doaj   +1 more source

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