Results 41 to 50 of about 8,846 (205)

Analysis of Corrosion and Wall Perforation in the Heat Exchanger Made of AISI 316L Stainless Steel

open access: yesMaterials and Corrosion, EarlyView.
Elevated passivation temperature is identified as the dominant factor triggering localized corrosion and subsequent perforation of AISI 316L heat exchanger tubes. Electrochemical and complementary characterization results show that the alloy retains high resistance to general, pitting, and intergranular corrosion, indicating that failure primarily ...
Bojana Radojković   +7 more
wiley   +1 more source

Polyvinylidene Fluoride: Reaction Engineering and Applications

open access: yesMacromolecular Reaction Engineering, EarlyView.
An updated review on polyvinylidene fluoride (PVDF) is presented in this work. Its properties, important areas of application and different methods of production are described, with particular focus on emulsion polymerization, covering the latest advances in formulations and modeling studies.
Burak Hanamirian   +2 more
wiley   +1 more source

Experimental study on the effect of austenitic stainless steel filler wires (AISI 308L & AISI 304L) on the metallurgical and mechanical properties of ferritic stainless steel AISI 409 welds [PDF]

open access: yesEPJ Web of Conferences
This study examines practical measures to mitigate crack formation in ferritic stainless-steel grade AISI 409 during Tungsten Inert Gas (TIG) welding. AISI 409 is widely used for mufflers and exhaust components.
Patil Tejas, Bhosale Ajit, Jose Bibin
doaj   +1 more source

Influence of shielding gas on machining and wear aspects of AISI 310–AISI 2205 dissimilar stainless steel joints

open access: yesHigh Temperature Materials and Processes, 2023
In this article, the effect of shielding gas combinations on gas tungsten arc-welded dissimilar AISI 310 steel and AISI 2205 steel joints was investigated.
Govindasamy Mahadevan   +2 more
doaj   +1 more source

Combined Effects of Thermal Cycling Aging and Reinforcement Content on the Ball‐On‐Disk Wear of Additively Manufactured Polylactic Acid Composites

open access: yesPolymer Composites, EarlyView.
Thermal Aging and Tribological Tests of Additive Manufactured PLA Composites. ABSTRACT This study focuses on the additive manufacturing of pure polylactic acid (PLA) specimens and milled glass fiber (GF)‐filled PLA composites under thermal cycling aging and wear tests. Wear tracks have been analyzed via 3D optical profiling and SEM imaging.
Sinan Fidan   +5 more
wiley   +1 more source

Application of Circular Economy Principles to Power Generation: Extending the Life of A Hydropower Plant by Pumped Hydro Energy Storage

open access: yesSustainable Development, EarlyView.
ABSTRACT The application of circular economy, which aims to maximize efficiency and reduce waste, to renewable energy sources necessitates, given the intermittent nature of the latter, robust energy storage solutions to ensure grid stability and avoid wasting energy.
Ó. Martín‐Llorente   +4 more
wiley   +1 more source

Driving forces in the corrosion dynamics of stainless steels in different aquatic environments

open access: yesMaterials Research Express
Corrosion is a critical factor in maintaining the integrity of marine facilities such as ship structures, offshore platforms, and other infrastructure, as it leads to surface deformation, including cracking and pitting.
Emrah Sık
doaj   +1 more source

Convergent death programs in chronic obstructive pulmonary disease: how pyroptotic and ferroptotic crosstalk reshapes therapeutic paradigms

open access: yesFrontiers in Immunology
Chronic obstructive pulmonary disease (COPD) remains a leading cause of global mortality, yet current therapies principally target bronchodilation and broad anti-inflammatory suppression rather than the regulated cell death programs driving tissue ...
Aisi Huang, Shiming Liu, Jiao Lan
doaj   +1 more source

A Comparative Study of Directed Energy Deposition‐Arc and Casting: Enhancing Mechanical and Thermal Properties of Hot‐Work Tool Steels

open access: yessteel research international, EarlyView.
The study investigates the influence of DED‐Arc/M versus casting on the microstructure and material properties of X40CrMoV5‐1 (AISI H13) hot‐work tool steel. DED‐Arc/M yields finer microstructures, superior mechanical strength, and ductility, but slightly reduced thermal conductivity.
Ulf Ziesing   +4 more
wiley   +1 more source

HWTS 50 Tool Steel Tailored for Laser Powder Bed Fusion: Sliding Wear of Bare Surfaces and Nitriding Response in Comparison with 18Ni300 and AISI H13

open access: yessteel research international, EarlyView.
This work investigates the wear resistance and nitriding behavior of PBF‐LB/M‐processed Osprey HWTS 50, a lean hot work tool steel. Three heat treatment conditions are compared to conventional wrought H13, H11, and PBF‐LB/M 18Ni300. The study highlights HWTS 50's enhanced nitrogen diffusion, deeper nitriding hardness depth, and comparable or improved ...
Jonathan Hann   +6 more
wiley   +1 more source

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