Results 11 to 20 of about 355,365 (355)

A review of numerical analysis of friction stir welding

Progress in Materials Science, 2014
Friction stir welding is a relatively new solid-state joining technique which is widely adopted in different industry fields to join different metallic alloys that are hard to weld by conventional fusion welding. Friction stir welding is a highly complex
Xiaocong He, Fengshou Gu, Andrew D Ball   +2 more
exaly   +2 more sources

Effect of microstructure on corrosion-mechanical endurance of welded joints of aluminium alloy V1341T produced by manual argon-arc welding [PDF]

FME Transactions, 2021
The results of microstructure effect on corrosion-mechanical endurance of 1.2 mm thick alloy of Al-Mg-Si-Cu alloying system and its welded joints, depending on their condition due to different types of HT are presented.
Nyrkova Lyudmila I., Osadchuk Svetlana O., Labur Tetiana M., Yavorska Maria R.   +3 more
doaj   +1 more source

Welding, control and repair of membrane welds

Zavarivanje i zavarene konstrukcije, 2021
The paper describes design, production and inspection of membrane welds according to EN 12952-5 [1]. Stated procedures and technologies are based on water tube boiler manufacturing in the company ĐĐ Termoenergetska postrojenja d.o.o. Paper gives the overview of the standard manufacturing process: welding technology, marking and identification of welds,
Samardžić, Mijat, Marsenić, Tihomir, Herceg, Arijan, Marić, Dejan, Despotović, Božo   +4 more
openaire   +2 more sources

Research on Microstructure Evolution of Deposited Metal of Low Nickel High Nitrogen Austenitic Stainless Steel

Advances in Materials Science and Engineering, 2021
In this paper, in situ observation of the cooling process of the deposited metal of low nickel high nitrogen austenitic stainless steel obtained by laser-arc hybrid surfacing welding with shielding gas containing only Ar and only N2, respectively, is ...
Yiming Ma, Xiaochun Lv, Naiwen Fang, Kai Xu, Xingxing Wang, Yicheng Yang, Hongliang An, Yan Zhang, Yinan Xu   +8 more
doaj   +1 more source

Microstructures Evolution in Refill Friction Stir Spot Welding of Al-Zn-Mg-Cu Alloy

Metals, 2020
In this study, Al-Zn-Mg-Cu alloy was refill friction spot welded, and the precipitates, dislocation, recovery, and recrystallization characteristics were focused. In the stir zone (SZ), continues dynamic recrystallization occurs under the intense plastic
Yunqiang Zhao, Chunlin Dong, Chungui Wang, Shu Miao, Jinhong Tan, Yaoyong Yi   +5 more
doaj   +1 more source

Phase Transformation, Microstructures, and Mechanical Properties of α + β Two-Phase Titanium Alloy Deposited Metal by Surfacing Welding

Advances in Materials Science and Engineering, 2022
The effect of cooling rate on phase transformation, microstructures, and mechanical properties of TC4 titanium alloy deposited metal by laser surfacing welding with filler wire was investigated by in situ observation with a high-temperature laser ...
Naiwen Fang, Ruisheng Huang, Kai Xu, Tianli Zhang, Pengbo Wu, Yiming Ma, Hao Cao, Jian Qin, Jipeng Zou   +8 more
doaj   +1 more source

Microstructure and Mechanical Properties of Aluminum Alloy/Stainless Steel Dissimilar Ring Joint Welded by Inertia Friction Welding

Frontiers in Materials, 2022
In recent years, studying the weldability of a dissimilar metal hybrid structure, with the potential to make full use of their unique benefits, has been a research hotspot.
Feng Qin, Feng Qin, Chunbo Zhang, Chunbo Zhang, Jun Zhou, Jun Zhou, Kai Xu, Qi Wang, Qi Wang, Yunlei Li, Yunlei Li, Wenhan Zhang, Wenhan Zhang   +12 more
doaj   +1 more source

Welding process impact on residual stress and distortion [PDF]

, 2009
Residual stress and distortion continue to be important issues in shipbuilding and are still subject to large amounts of research. This paper demonstrates how the type of welding process influences the amount of distortion.
Colegrove, Paul A., Thistlethwaite, A., Williams, S., Suder, W., Colegrove, P., Nagy, T., Ikeagu, C., Williams, Stewart W., Steuwer, Axel, Suder, Wojciech, Pirling, T.   +10 more
core   +1 more source

Heterogeneous Microstructure and Corrosion Resistance of the EH36 Steel Joined by Vertical Electro-Gas Welding

International Journal of Electrochemical Science, 2020
This study aimed to systematically investigate the heterogeneous microstructures and corrosion resistance of the EH36 welded joint fabricated through vertical electro-gas welding (VEGW) at a high heat input (about 308 kJ/cm).
Jianglong Yi, Ben Niu, Wenwen Gao, Yaoyong Yi, Yu Wang, Chen Yu, Dan Liu, Kai Wang, Zexin Jiang, Jinjun Ma   +9 more
doaj   +1 more source

Investigations into the Microstructure and Texture Evolution of Inertia-Friction-Welded Dissimilar Titanium Alloys

Metals, 2023
The welded joint of a dissimilar titanium alloy was obtained via inertial friction welding technology. The characteristics of the bonding interface and the microstructure of the welded joint were investigated via optical microscopy, scanning electron ...
Jun Zhou, Yanquan Wu, Chunbo Zhang, Wu Liang, Rui Li, Feng Qin   +5 more
doaj   +1 more source