Results 41 to 50 of about 1,825 (173)

Interfacial Microstructure and Mechanical Properties of Pressureless Sintered SiC Ceramic and Stainless Steel Joints Brazed by AgCu/AgCuTi Alloy

open access: yesCrystals, 2022
A high-quality joint of pressureless sintered SiC ceramic (PS-SiC) and stainless steel brazed by AgCu/AgCuTi brazing alloy was realized. The effects of brazing temperature and holding time on the interfacial microstructure and mechanical properties of PS-
Qiang Ma   +4 more
doaj   +1 more source

A study of chevron type plate design on pressure drop and friction factor of brazed plate heat exchanger

open access: yesEnvironmental Progress &Sustainable Energy, EarlyView.
Abstract Brazed plate heat exchanger (BPHE) was analyzed using computational fluid dynamics (CFD) simulations by ANSYS Fluent to investigate the chevron‐patterned plates. The influence of geometric parameters, including corrugation pitch, depth, and angle was analyzed.
J. S. Huang, K. B. Then, X. W. Wang
wiley   +1 more source

Influence of Sn on Microstructure and Performance of Electric Vacuum Ag-Cu Filler Metal

open access: yesCailiao gongcheng, 2016
Influence of Sn on microstructure, melting characteristic and brazing performance of electric vacuum Ag-Cu filler metal was studied by using scanning electronic microscope (SEM) with energy disperse spectroscopy (EDS), differential scanning calorimetry ...
SHI Lei   +4 more
doaj   +1 more source

Microstructure, characterization of interfacial phases and mechanical properties of high Nb–TiAl/Al2O3 joints brazed by novel Nb particle-reinforced Ag–Cu filler alloy

open access: yesJournal of Materials Research and Technology, 2021
High niobium content TiAl alloys and Al2O3 ceramics were successfully joined using novel Nb particle-reinforced Ag–Cu composite filler. The changes in microstructure brazing at different temperatures were investigated by X-ray diffraction (XRD), scanning
Duo Dong   +5 more
doaj   +1 more source

A Detailed Review of Colburn and Friction Factors for Various Types of Fins Used in Compact Plate‐Fin Heat Exchangers

open access: yesHeat Transfer, EarlyView.
ABSTRACT Compact plate‐fin heat exchangers (PFHEs) are commonly utilized in diverse industries, including aerospace, automotive, processing, and space. Various fin configurations, such as Plain fins, Wavy fins, Lance and Offset fins (OSFs), Perforated fins, louvered fins, and pin fins, are employed in compact heat exchangers (CHEs).
Chennu Ranganayakulu
wiley   +1 more source

Effect of Zr content in in-situ synthesized brazing alloy on the microstructure and properties of brazed joints

open access: yesHanjie xuebao
The brazed joints obtained by welding titanium alloys with titanium-based brazing filler metal have the advantages of high strength, good corrosion resistance and good heat resistance. Therefore, titanium alloy components which brazed with titanium-based
Jian QIN   +6 more
doaj   +1 more source

Ultrahigh Stiffness and Energy Absorption Properties of Isotropic Metallic Closed Cell Microlattices

open access: yesSmall, EarlyView.
True closed cell microlattices without holes are fabricated for the first time using a novel Laser Sheet Fusion additive manufacturing technique. These microlattices exhibited isotropy in stiffness and surprisingly, strength and plasticity as well, despite orientation‐dependent failure mechanisms. Furthermore, material work hardening is shown to be key
Dominic Kang Jueh Lim, Chang Quan Lai
wiley   +1 more source

Review of Catenary Icing on High‐Speed Railways: Characteristics, Impact and Countermeasures

open access: yesHigh Voltage, EarlyView.
ABSTRACT The pantograph–catenary system (PCS) is the only path for electrified railway trains to acquire energy. Catenary icing during winter is a common natural phenomenon, which usually leads to the deterioration of the current quality and severely affects the operational safety of trains.
Zheng Li   +7 more
wiley   +1 more source

MICROSTRUCTURE AND PROPERTIES OF RESISTANCE SPOT BRAZING JOINT OF ULTRA-THIN AUSTENITIC STAINLESS STEEL

open access: yesJixie qiangdu, 2022
The encapsulation test of 0.1 mm thick SUS304 stainless steel with BNi-2 as the intermediate layer was carried out by using resistance spot brazing technology.
TANG Lun, YU ShengFu, WANG Jie
doaj  

Handbook of Establishing and Maintaining Oxygen‐Free Atmospheres

open access: yesAdvanced Engineering Materials, Volume 28, Issue 12, 17 June 2026.
This study presents a practical framework for creating oxygen‐free atmospheres at ambient pressure using silane‐doped inert gases. The results show that ultra‐low oxygen levels and strongly reduced water content can be achieved through controlled silane dosing, drying systems, and sensor monitoring.
Sascha Jan Zimmermann   +3 more
wiley   +1 more source

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