Results 41 to 50 of about 1,807 (181)

Investigation of ER308L and ER309L filler wires on dissimilar metals between carbon steel and 3CR12 ferritic stainless steel by GTAW through boiler fabrication in a sugar factory

open access: yesMaterials Research Express, 2023
Dissimilar metal welding is a popular process in very large coal and gold, power generation, and pulp and paper factories. It has mainly been applied to produce large boilers in sugar factories.
Jinkamon Luijan   +2 more
doaj   +1 more source

Resource‐Aware Contrastive Scattering Meta‐Learning for Efficient Few‐Shot Acoustic Anomaly Detection

open access: yesAdvanced Intelligent Systems, EarlyView.
This paper introduces a resource‐aware Contrastive Scattering Meta‐Learning (CSML) framework for acoustic anomaly detection. By leveraging training‐free wavelet scattering and metric‐based meta‐learning, the model achieves competitive performance with only 50 K learnable parameters—a 98% reduction compared to state‐of‐the‐art frameworks—enabling ...
Rami Zewail, Bassem Mokhtar
wiley   +1 more source

Residual Stress Analysis for Repair Welding in Dissimilar Metal Weld [PDF]

open access: yesJournal of Welding and Joining, 2009
Alloy 600 and Alloy 82/182 materials have been used widely in PWR plants. But these materials are known to be susceptible to PWSCC(Primary Water Stress Corrosion Cracking). Recently, there have been several PWSCC events in major components due to repair welding, because repair welding in the dissimilar metal welds during the construction increases ...
Seung-Gun Lee   +3 more
openaire   +1 more source

Ultra Short Pulse Laser Welding of Glass to Metal in the Low Fluence Regime

open access: yesLaser &Photonics Reviews, EarlyView.
Ultrashortpulse laser welding enables precise joining of glass and metal with minimal thermal damage. We introduce the TwoThresholds Criteria to identify suitable laser parameters by combining the nonlinearabsorption threshold in glass with the metalmodification fluence threshold.
Lukas Günther   +4 more
wiley   +1 more source

Investigation on Dissimilar Metal Welds by Resistance Spot Welding Process [PDF]

open access: yesInternational Journal of Trend in Scientific Research and Development, 2018
In the present scenario welding of dissimilar metals is very important because one metal cannot gives optimum chemical, physical and mechanical properties required for an application. Like Al Steel or Mg Al welding for reducing the weight of the transportation vehicles such as train, automobile, and ship, high alloy material low alloy steel or ...
Vikash Siddhu   +2 more
openaire   +1 more source

Optimization of CO2 welding process on dissimilar metals

open access: yesMaterials Today: Proceedings, 2021
Abstract The dissimilar metal joint between stainless steel and Corten steel is encountered in many places in rail coach manufacturing, the Integral Coach Factory has been meeting the needs of the Indian Railways for varied types of coaches hence, and this is the major need for doing this experiment. One such combination being Duplex Stainless Steel (
V Paranthaman   +2 more
openaire   +1 more source

Behavior of a Novel Cyclic Olefin‐Based Hot‐Melt Adhesive in CFRP Adhesive Joints Compared to Conventional Epoxy‐Based Structural Adhesives

open access: yesPolymer Composites, EarlyView.
Rate‐dependent performance of composite adhesive joints using thermoset and thermoplastic adhesives, in terms of toughness and fatigue behaviour. ABSTRACT A recently developed hot‐melt adhesive (HMA) based on cyclic olefin chemistry, supplied as a transparent, non‐tacky thermoplastic film with a distinctive polymer microstructure, was evaluated in this
Hossein Malekinejad   +3 more
wiley   +1 more source

Unmanned Aerial Systems for Corrosion Detection: Multi‐Sensor Technologies, Challenges, and Opportunities for Next‐Generation Inspection

open access: yesQuality and Reliability Engineering International, EarlyView.
ABSTRACT Corrosion remains a critical threat to the integrity and service life of infrastructure in industries such as oil, gas, construction, renewable energy, and transportation. Traditional inspection methods, being labor‐intensive, hazardous, and often subjective, fall short in addressing modern inspection demands.
Alhossein Alharbi   +3 more
wiley   +1 more source

Friction Stir Welding of Dissimilar Metal: A Review

open access: yesInternational Journal for Research in Applied Science and Engineering Technology, 2018
Friction Stir Welding (FSW) is a solid-state welding process which produces welds due to the compressive force contact of work pieces which are either rotating or moving relative to each other. The heat required to join different specimens is generated by heating due to friction at the interface.
openaire   +1 more source

Microstructure Characterization of Bending Effects in 304L Stainless Steel Cladded with Low‐Alloy Steel Weld

open access: yessteel research international, EarlyView.
Prebending of 304L/Q345R cladded plates significantly alters the subsequent weld thermal cycle and modifies the local interfacial microstructure. Combined electron backscatter diffraction (EBSD) and microscopy analysis demonstrates that deformation twinning, martensitic transformation, and defect initiation are concentrated at the trimaterial junction,
Ali Fahem   +2 more
wiley   +1 more source

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