Results 11 to 20 of about 3,177,040 (298)

Flow patterns and heat transfer for flow boiling in small to micro diameter tubes [PDF]

open access: yes, 2008
An overview of the recent developments in the study of flow patterns and boiling heat transfer in small to micro diameter tubes is presented. The latest results of a long-term study of flow boiling of R134a in five vertical stainless steel tubes of ...
Karayiannis, TG   +3 more
core   +6 more sources

Application of Response Surface Methodology in the Analysis of Weldability Test Results on X80 Steel

open access: yesTehnički Glasnik, 2023
Engineering research is bases on experiments that give answers how different influential process factors can impact an outcome. Therefore, the research plot has to be designed in order to capture a valid analysis of the results. Many research project use
Tanja Tomić   +3 more
doaj   +1 more source

Enhancing the Strength of Al/Mg Dissimilar Friction Stir Lap Welded Joint by Zn Filler Addition Combined with an Appropriate Heat Input [PDF]

open access: yesArchives of Metallurgy and Materials, 2022
7075-T6 Al and AZ31B Mg dissimilar alloys were friction stir lap welded with or without a Zn filler, and the effect of heat input on the joint quality was systematically studied.
Huaxia Zhao   +3 more
doaj   +1 more source

Influence of the CO2 Content in Shielding Gas on the Temperature of the Shielding Gas Nozzle during GMAW Welding

open access: yesJournal of Manufacturing and Materials Processing, 2020
Gas metal arc welding torches are commonly chosen based on their current-carrying capacity. It is known that the current-carrying capacity of welding torches under CO2 is usually higher than under argon dominated shielding gases. In this publication, the
Martin Lohse   +3 more
doaj   +1 more source

No lithium fire due to heat input [PDF]

open access: yesPhotonicsViews, 2021
AbstractLaser welding is a viable alternative to conventional joining methods for e‐mobility processes such as rotor welding or battery production due to its non‐contact and precise processing technology. However, highly reflective materials such as copper and aluminum are used in these processes.
openaire   +1 more source

Analisa Struktur Mikro dan Kekuatan Bending Sambungan Las TIG dengan Perbedaan Kuat Arus Listrik pada Logam Tak Sejenis Aluminium Paduan 5052-Baja Galvanis dengan Filler Al-Si 4043

open access: yesRekayasa Mesin, 2020
This study aims to determine the various effect of heat input due to varied electric current on microstructure of the weld joints and the bending strength of 2 dissimilar metals (aluminum alloy 5052 and galvanized steel) with Al-Si 4043 as filler.
Redi Bintarto   +5 more
doaj   +1 more source

Effect of welding heat input on microstructure and properties of TC4 titanium alloy ultra-narrow gap welded joint by laser welding with filler wire

open access: yesMaterials Research Express, 2021
A 10 mm narrow gap TC4 titanium alloy welded joint by laser welding with filler wire was obtained by different welding heat inputs. The microstructures of the welded joint were analyzed by OM, SEM, XRD and EBSD.
Naiwen Fang   +8 more
doaj   +1 more source

Optimization of GMAW Process Parameters in Ultra-High-Strength Steel Based on Prediction

open access: yesMetals, 2023
Ultra-high-strength steel (UHSS) is a complex and sophisticated material that allows the development of products with reduced weight but increased strength and can assist, for example, in the automotive industry, saving fuel in vehicles and decreasing ...
Alnecino Netto   +2 more
doaj   +1 more source

Weld Quality Analysis of High-Hardness Armored Steel in Pulsed Gas Metal Arc Welding

open access: yesMetals, 2023
As improving fuel economy and performance through weight reduction in vehicles are recognized as important tasks, the defense industry is researching ways to reduce the weight of armor plates for combat vehicles and increase bulletproof performance and ...
Hwi Jun Son   +5 more
doaj   +1 more source

The Influence of Heat Input on the Surface Quality of Wire and Arc Additive Manufacturing

open access: yesApplied Sciences, 2021
Wire and arc additive manufacturing has unique process characteristics, which make it have great potential in many fields, but the large amount of heat input brought by this feature limits its practical application.
Jiayi Zeng, Wenzhong Nie, Xiaoxuan Li
doaj   +1 more source

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