Results 31 to 40 of about 836,790 (413)

Friction Stir Welding and Processing

open access: yes, 2007
Friction stir welding (FSW) is a relatively new solid-state joining process. This joining technique is energy efficient, environment friendly, and versatile. In particular, it can be used to join high-strength aerospace aluminum alloys and other metallic
Production Kathryn Muldoon   +18 more
semanticscholar   +1 more source

Advances in Ultrasonic Welding of Thermoplastic Composites: A Review

open access: yesMaterials, 2020
The ultrasonic welding (UW) technique is an ultra-fast joining process, and it is used to join thermoplastic composite structures, and provides an excellent bonding strength.
S. K. Bhudolia   +3 more
semanticscholar   +1 more source

Effect of Mixed Rare Earths on the Wetting Behavior and Interfacial Reaction between Sn-0.70Cu-0.05Ni Solder and Amorphous Fe84.3Si0.3B5.4 Alloy

open access: yesMATEC Web of Conferences, 2018
In order to explore the effect of addition of mixed rare earths (MRE) on the wetting behavior and interfacial reaction between Sn-0.70Cu-0.05Ni solder and amorphous Fe84.3Si10.3B5.4 alloy, 0.25 wt.% percentage of the MRE, which are mainly elements La and
Hou Bin   +5 more
doaj   +1 more source

On Welding [PDF]

open access: yesScientific American, 1877
n ...
openaire   +2 more sources

Effects of TiO2 Addition on the Electrochemical Performance of the Overlay Welded High-manganese Steel Cladding

open access: yesMATEC Web of Conferences, 2017
Series of overlay flux-cored wires with different content of TiO2 were fabricated, and different claddings of high-manganese steel are welded by flux cored arc welding (FCAW).
Yi Jianglong   +5 more
doaj   +1 more source

Relaxation behavior of polyethylene welded joints

open access: yesNanoscale Research Letters, 2017
The paper presents results of the investigation of structure relaxation and thermal properties of PE-80 and PE-100 polyethylene hot-tool butt welds. It was found that a weld with the re-crystallized crystalline structure is formed during the welding of ...
Valeriy Demchenko   +3 more
doaj   +1 more source

Microstructure Characteristics and Corrosion Resistance of Friction Stir Welded 2205 Duplex Stainless Steel

open access: yesAdvances in Materials Science and Engineering, 2021
In this study, 2205 duplex stainless steel was friction-stir-welded at different welding speeds. The microstructural characteristics such as grain sizes, grain boundary misorientation angles, and phase contents in the stir zones of the joints were ...
Yunqiang Zhao   +6 more
doaj   +1 more source

Welding of high-entropy alloys and compositionally complex alloys—an overview

open access: yesWelding in the World, 2021
High-entropy alloys (HEAs) and compositionally complex alloys (CCAs) represent new classes of materials containing five or more alloying elements (concentration of each element ranging from 5 to 35 at. %). In the present study, HEAs are defined as single-
M. Rhode   +5 more
semanticscholar   +1 more source

Investigation of welded joints of long-term operated gas pipeline controllable rolled X70 steel [PDF]

open access: yesFME Transactions, 2023
The complex properties (mechanical, microstructure, and electrochemical) of controllable rolling X70 steel pipes of the main gas pipeline with a diameter of 1420 mm after an operation for 20 years and emergency reserve pipe after a similar period of ...
Nyrkova Lyudmila I.   +5 more
doaj  

Mechanical Properties, Thermal Stability and Microstructures of W-Re-ZrC Alloys Fabricated by Spark Plasma Sintering

open access: yesMetals, 2020
Tungsten materials, used as friction stir welding tools, undergo severe plastic deformation and even collapse at high operating temperatures. In order to improve the low-temperature toughness and high-temperature strength, W-10wt.%Re-0.5wt.%ZrC alloys ...
Shu Miao   +5 more
doaj   +1 more source

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