Results 11 to 20 of about 28,346 (238)

Impact of shoulder morphology on macrostructural forming and the texture development during probeless friction stir spot welding

open access: yesJournal of Materials Research and Technology, 2021
The effect of tool morphology on the joint forming during probeless friction stir spot welding (P-FSSW) of an Al–Li alloy was evaluated with the assistance of experiments and numerical simulation.
Q. Chu   +5 more
doaj   +1 more source

Microstructure characteristics and formation mechanism of linear friction welded TC4-DT titanium alloy joint

open access: yesJournal of Aeronautical Materials, 2022
The microstructure characteristics and formation mechanism of linear friction welded (LFW) TC4-DT damage-tolerant titanium alloy joint were investigated .
GUO Zhenguo   +4 more
doaj   +1 more source

Investigation of microstructure and mechanical properties of GH4169 superalloy joint produced by linear friction welding

open access: yesJournal of Materials Research and Technology, 2023
Linear friction welding (LFW) method is a solid-state manufacturing process. In the present study, GH4169 superalloy was welded using LFW method. Macro morphology and shortening of LFW GH4169 joints were investigated to understand the effect of welding ...
Xiawei Yang   +8 more
doaj   +1 more source

Transient liquid phase bonding of Ni3Al based superalloy using Mn–Ni–Cr filler

open access: yesJournal of Materials Research and Technology, 2021
A new 70Mn–25Ni–5Cr (wt. %) filler with no traditional melting-point depressants (MPDs) of Si/B was used for transient liquid phase (TLP) bonding a directionally solidified (DS) superalloy based on Ni3Al intermetallic compound (IMC) at 1150 °C, a ...
Lin Yuan   +5 more
doaj   +1 more source

Interfacial bonding mechanism of linear friction welded dissimilar Ti2AlNb–Ti60 joint: Grain intergrowth induced by combined effects of dynamic recrystallization, phase transformation and elemental diffusion

open access: yesJournal of Materials Research and Technology, 2023
The blisk composed of Ti2AlNb intermetallic alloy and Ti60 titanium alloy with its dual properties is considered as the ideal high-performance component in advanced aeroengines.
Zhenguo Guo   +7 more
doaj   +1 more source

Interfacial microstructure evolution and formation process of the joints prepared by diffusion bonding on DD6 nickel-based single crystal superalloy

open access: yesJournal of Materials Research and Technology, 2020
Nickel-based single crystal superalloy DD6 was diffusion bonded in vacuum at 1170 °C under 55 MPa for 2–6 h. Two processes, direct bonding and bonding with interlayer, were designed for comparison.
Yu Peng   +5 more
doaj   +1 more source

Investigations on interface microstructure and strength properties of dissimilar tin bronze/superalloy diffusion bonded joints

open access: yesScience and Engineering of Composite Materials, 2015
Diffusion bonding of dissimilar metals QSn4-3 and GH34 by using a QSn6.5-0.1 interlayer has been conducted in this study. The purpose of the study is to investigate the interface microstructure and strength of the joints, and to demonstrate the ...
Li Peng   +4 more
doaj   +1 more source

TIG Wire and Arc Additive Manufacturing of 5A06 Aluminum Alloy

open access: yesCailiao gongcheng, 2017
Wire and arc additive manufacturing(WAAM) was investigated by tungsten inert gas arc welding method(TIG), in which φ1.2mm filler wire of aluminum alloy 5A06(Al-6Mg-Mn-Si) was selected as deposition metal.
HUANG Dan   +5 more
doaj   +1 more source

Effect of solution and aging treatments on corrosion performance of laser solid formed Ti-6Al-4V alloy in a 3.5 wt. % NaCl solution

open access: yesJournal of Materials Research and Technology, 2020
The solution and aging treatments (SAT) were adopted to improve the microstructure and the corrosion resistance ability of laser solid formed (LSFed) Ti-6Al-4 V titanium alloy. The effect of the SAT on the electrochemical properties of the LSFed Ti-6Al-4 
Xiawei Yang   +4 more
doaj   +1 more source

Interfacial Bonding and Mechanical Properties of Al/Mg Dissimilar Refill Friction Stir Spot Welds Using a Grooved Tool

open access: yesCrystals, 2021
Al/Mg dissimilar welds were successfully fabricated by refill friction stir spot welding using a grooved sleeve tool. Influences of sleeve penetration depth and rotational speed on the weld formation and mechanical performance were systematically ...
Zhikang Shen   +7 more
doaj   +1 more source

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