Results 31 to 40 of about 9,325 (181)

Microstructure and Shear Strength of Brazing TiAl/Si3N4 Joints with Ag-Cu Binary Alloy as Filler Metal

open access: yesMetals, 2018
Vacuum brazing of TiAl intermetallic alloy to Si3N4 ceramics was performed using Ag-28Cu (wt.%) filler alloy. The brazing joints obtained at different brazing temperatures were studied in this work. The microstructure and the shear strength were analyzed
Duo Dong   +5 more
doaj   +1 more source

Surface Tension Measurement of Ti‐6Al‐4V by Falling Droplet Method in Oxygen‐Free Atmosphere

open access: yesAdvanced Engineering Materials, EarlyView.
In this article, the temperature‐dependent surface tension of free falling, oscillating Ti‐6Al‐4V droplets is investigated in both argon and monosilane doped, oxygen‐free atmosphere. Droplet temperature and oscillation are captured with one single high‐speed camera, and the surface tension is calculated with Rayleigh's formula.
Johannes May   +9 more
wiley   +1 more source

Investigation of the microstructure and properties of W75-Cu/W55-Cu brazed joint with Cu-Mn-Co filler metal

open access: yesScience and Engineering of Composite Materials, 2018
W75-Cu and W55-Cu alloys were brazed with a Cu-based filler metal under the process parameters of a brazing temperature of 1060°C and a holding time of 30 min in a vacuum furnace with a vacuum level >6×10-3 Pa.
Zhou Yi   +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

Method of joining aluminum to stainless steel Patent [PDF]

open access: yes, 1969
Joining aluminum to stainless steel by bonding aluminum coatings onto titanium coated stainless steel and brazing aluminum to aluminum/titanium coated ...
Huschke, E. G., Jr., Nord, D. B.
core   +1 more source

Microstructure Evolution in an Aluminum Cladded Sheet during Vacuum Brazing [PDF]

open access: yes, 2014
Microstructure evolution of a 3003 sheet cladded with 4004 brazing alloy is investigated during slow heating (1K/min) under secondary vacuum up to isothermal brazing temperature (590°C).
Bernardi, Cécile   +4 more
core   +2 more sources

A cryogenic probe for in situ delivery of gaseous samples for neutron scattering

open access: yesJournal of Applied Crystallography, EarlyView.
We describe an optimized gas‐delivery stick for use with top‐loading cryostats for neutron scattering measurements.This laboratory note describes an optimized solution for the delivery of gaseous samples for neutron scattering measurements. The original design to accomplish this, though effective, was not ideal from a use and maintenance perspective ...
Chris Baldwin   +5 more
wiley   +1 more source

Microstructure, mechanical properties and fracture behavior of GH3535 alloy joints brazed with Au–18Ni filler metal

open access: yesJournal of Materials Research and Technology, 2023
Vacuum brazing of GH3535 alloy was conducted using Au–18Ni (wt%) filler metal. The effect of brazing temperature on the microstructure and mechanical properties was investigated.
Haichuan Shi   +8 more
doaj   +1 more source

Preformed stiffeners used to fabricate structural components for pressurized tanks [PDF]

open access: yes, 1966
Process of fabricating stiffened section components of pressurized tanks for aerospace use was developed. A potential use of the fabrication process is the production of gore and quarter-panel sections of hydrogen and oxygen tanks for space vehicle ...
Lewis, J. C., Sherba, E. S.
core   +1 more source

Metal Brazing‐Free Ceramic‐to‐Ceramic Hermetic Sealing for All‐Ceramic Active Implantable Devices

open access: yesJournal of the American Ceramic Society, Volume 109, Issue 4, April 2026.
ABSTRACT Hermetic sealing of engineering ceramic‐based active implantable medical devices (AIMDs) is a crucial part of their fabrication and significantly influences the reliability and lifetime of the devices once implanted within a biological environment.
Shaikh Nayeem Faisal   +6 more
wiley   +1 more source

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