Results 21 to 30 of about 20,090 (217)

Optimization of Mechanical Properties of Rotary Friction Welding (RFW) Joints in AISI 1008 Steel with Friction Time Variation

open access: yesJRST: Jurnal Riset Sains dan Teknologi
One method than can be used to joint solid cylinders is Rotary Friction Welding (RFW). RFW is a Type solid-state welding that has the advantage of not requiring filler, shielding gas and produces good mechanical properties because the joining occurs ...
Yustiasih Purwaningrum   +2 more
doaj   +1 more source

Effects of Micro Resistance Spot Welding Parameters on the Quality of Weld Joints on Aluminum Thin Plate AA 1100

open access: yesInternational Journal of Technology, 2017
Resistance spot welding (RSW) is widely used in industries such as the aerospace, automotive, and electrical application industries. RSW is very useful for joining aluminum and its welding parameters lead to good quality joints. This research studied the
Ario Sunar Baskoro   +3 more
doaj   +1 more source

Exploration of Rotary Friction Welding Technique

open access: yesJournal of Mechanical Engineering, 2021
Friction welding is a solid-state welding system which welds materials without authentic melting it. This study explores papers of different researchers on the friction welding method and it has been observed that the welding parameters like friction ...
Singh Chatha Jagjeet   +2 more
doaj   +1 more source

Optimization and mechanism of ultrasonic welding process of CF/PEI composite

open access: yesCailiao gongcheng, 2023
Carbon fiber reinforced polymer composites (CFRP) are widely used in the aerospace field. The efficient bonding technology has an important effect on the manufacturing cost and safety of CFRP components.
WANG Jing   +6 more
doaj   +1 more source

Refill Friction Stir Spot Welding of an Al-Li Alloy: The Effects of Rotating Speed and Welding Time on Joint Microstructure and Mechanical Properties

open access: yesMetals
In this work, 2060 Al-Li alloy was joined by refill friction stir spot welding (RFSSW). The effects of the tool’s rotating speed and welding time on the microstructure and mechanical properties of the welded joints were studied.
Yuanbiao Cui   +4 more
doaj   +1 more source

Optimization of resistance spot welding parameters for microalloyed steel sheets

open access: yesOpen Engineering, 2016
The paper presents the results of resistance spot welding of hot-dip galvanized microalloyed steel sheets used in car body production. The spot welds were made with various welding currents and welding time values, but with a constant pressing force of ...
Viňáš Ján   +2 more
doaj   +1 more source

Dynamic Impedance Analysis of Intestinal Anastomosis during High-Frequency Electric Field Welding Process

open access: yesSensors, 2022
The success rate of the electrosurgical high-frequency electric field welding technique lies in reasonable control of the welding time. However, the final impedance value used to control the welding time varies due to differences in tissue size and the ...
Li Yin   +6 more
doaj   +1 more source

Microstructural Evolution and Vacancy Defect Formation in Mn–Mo–Ni RPV Steel Under Low Cycle Fatigue: Insights From EBSD and PALS

open access: yesAdvanced Engineering Materials, EarlyView.
Low‐cycle fatigue damage in Mn–Mo–Ni reactor pressure vessel steel is examined using a combined electron backscatter diffraction and positron annihilation lifetime spectroscopy approach. The study correlates texture evolution, dislocation substructure development, and vacancy‐type defect formation across uniform, necked, and fracture regions, providing
Apu Sarkar   +2 more
wiley   +1 more source

Thermodynamic Pathways of Nonequilibrium Solidification in Wire‐Arc Additive Manufacturing Fe‐Based Multicomponent Alloy Structures

open access: yesAdvanced Engineering Materials, EarlyView.
Geometry‐driven thermal behavior in wire‐arc additive manufacturing (WAAM) influences microstructural evolution during nonequilibrium solidification of a chemically complex Fe–Cr–Nb–W–Mo–C nanocomposite system. By comparing different deposits configurations, distinct entropy–cooling rate correlations, segregation, and carbide evolution are revealed ...
Blanca Palacios   +5 more
wiley   +1 more source

Thermomechanical Fatigue and Creep–Fatigue Interaction of Inconel 718 Additively Manufactured by Laser Beam Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
Thermomechanical fatigue tests of laser beam powder bed fusion (PBF‐LB) Inconel 718 show that the additively manufactured material reaches almost the lifetimes of conventionally‐rolled material under no‐dwell conditions. Introducing dwell times at the maximum temperature markedly reduces the lifetimes due to pronounced grain boundary sliding associated
Stefan Guth   +6 more
wiley   +1 more source

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