Results 21 to 30 of about 696 (178)

Study of welding productivity for MIL A 46100steel weldments produced using GMAW and SMAW

Revista Facultad de Ingeniería Universidad de Antioquia, 2012
A study was conducted to measure welding productivity for MIL A46100 specification steel joints welded following five different welding procedures (WPS) which used gas metal arc welding (GMAW), in mechanized mode, and shielded metal arc welding (SMAW ...
David Mazuera Robledo, John Alberto Suárez Gómez, Jorge Enrique Giraldo Barrada   +2 more
doaj   +1 more source

Thermal and structural modelling of arc welding processes: A literature review

Measurement + Control, 2019
This paper presents a state-of-the-art critical review of the thermal and structural modelling of the arc welding process. During the welding process, high temperature in the welding zone leads to generation of unwanted residual stresses and results in ...
Hitesh Arora, Rupinder Singh, Gurinder Singh Brar   +2 more
doaj   +1 more source

Comparative study of electrogas and shielded metal arc welding processes on steel A537 welded joints

Materials Research Express
In this research, the electro-gas welding process was compared with a shielded metal arc welding process for welding steel A573 from a mechanical properties point of view.
Mahmoud Abbas, Essam Ahmed, Mohammad Hassan, Hamed Ahmed Abdel-Aleem   +3 more
doaj   +1 more source

Direct Metal Deposition of Graphene–Ti28Nb35.4Zr Matrix Composites With Enhanced Mechanical, Corrosion, and Biocompatibility Properties for Bone Implants

Advanced Engineering Materials, EarlyView.
Graphene nanoplatelet (0.1 wt.%) reinforcement significantly enhances the performance of β Ti‐28Nb‐35.4Zr alloy. Grain refinement, reduced water contact angle, and improved surface characteristics promote osteoblast adhesion and complete surface coverage after 7 days.
Khurram Munir, Jixing Lin, Yuncang Li, Li Zhu, Paul F. A. Wright, Cuie Wen   +5 more
wiley   +1 more source

Comparative analysis of microstructure and quality of gas metal arc welded and shielded metal arc welded joints

Mechanics, 2015
In this work a comparative study of two metal arc welding methods Gas Metal Arc Welding (GMAW or MIG) and Shielded Metal Arc Welding (SMAW) were performed as well as quality and microstructure of welds were compared. The first one is the welding type with consumable electrode and gas shielding, and the second one is the welding method with consumable ...
Bendikienė, R., Janušas, G., Žižys, D., Kauno technologijos universitetas, Lietuvos mokslų akademija, Vilniaus Gedimino technikos universitetas   +5 more
openaire   +3 more sources

Advances in Magnesium‐Based Thermoelectrics: A Critical Review

Advanced Materials, EarlyView.
Magnesium‐based thermoelectric materials have emerged as promising candidates for low‐to‐mid‐temperature energy conversion due to their abundance, low cost, and competitive performance. This review summarizes recent advances in Mg3X2, MgAgSb, and Mg2X systems, covering transport mechanisms, fabrication strategies, stability challenges, and device ...
Li‐Min Zhang, Li Zhang, Nan‐Hai Li, Yan‐Ling Yang, Xiao‐Lei Shi, Zhi‐Gang Chen   +5 more
wiley   +1 more source

On the Porosity of Weld Metal by Gas-Shielded Metal-Arc Welding (Report 1)

Journal of the Japan Welding Society, 1959
The object of this research is to clarify a relation between porosity of weld and volume percentage of nitrogen in the mixed gas supplied for shielding of arc and its neighborhood. Three kinds of mixed gas ; C02-N2, A-N2 and 02-N2, were supplied.The results of experiments showed the following facts1.
H. Sekiguchi, I. Masumoto
openaire   +3 more sources

Physicomathematical modeling of the formation features of fillet welds of bridge metal structures under submerged-arc welding

Advanced Engineering Research, 2020
Introduction. The weld formation under the submerged-arc welding of bridge metal structures is investigated. The work objective is to study possibilities to increase the welding performance during the arc welding of fillet seams.
A. A. Mosin, V. A. Erofeev, M. A. Sholokhov   +2 more
doaj   +1 more source

Ultrathin Li Metal Anodes: Quantitative Design Principles and Manufacturability Across Liquid and Solid‐State Batteries

Advanced Materials, EarlyView.
Ultrathin lithium metal anodes (≤15 µm) offer a promising route to high‐energy‐density batteries due to their high capacity and low potential. This review presents design principles for ultrathin Li, evaluates fabrication strategies, and discusses challenges in liquid and solid‐state cells.
Cheng Wang, Caoyu Wang, Shuixin Xia, Jodie A. Yuwono, Mingnan Li, Yanqiu Lyu, Ruizhi Zhang, Jun Wang, Jianfeng Mao, Zaiping Guo   +9 more
wiley   +1 more source

Interactive Shielded Metal Arc Welding Technique E-Module for Vocational High Schools

Journal of Education Technology
Learning Shielded Metal Arc Welding techniques in vocational high schools still faces various challenges, including students’ low level of understanding, high rates of practical errors, and the limitations of conventional learning media that are static ...
Setuju, Erix Satria Yoga, Sigit Purnomo
doaj   +1 more source