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Mykhaylo Zagirnyak,Valentina Zagirnyak,Dmytro Moloshtan,Volodymyr Drahobetskyi,Alexander Shapoval
Pág. 33 - 40
Technologies for the production of multilayered spherical bottoms and cylindrical shells of quasi-layered material and compaction of the multilayered wall of military equipment elements are developed. The need for these studies is associated with increas...
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O. H. Synieok,A. M. Herasymenko,V. D. Riabokon,K. V. Riabtsev,K. Yu. Korzin,O. V. Zdorenko
Pág. 245 - 250
Welding materials, which are as a rule used for making the responsible metal constructions, do not always meet the high indices of rolled steel properties of durability classes ?355-490 MPa. In the paper the research results of application of welding mat...
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Teemu Lahtinen, Pedro Vilaça, Pasi Peura and Saara Mehtonen
The modern high strength steel plates have an excellent combination of strength and toughness based on micro-alloying and complex microstructure. Retaining this combination of properties in the weld zone is a major challenge for applications in high-dema...
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Dejan Maric, Josip Cumin, Tomislav ?olic and Ivan Samard?ic
The production of compensators (expansion joints), and especially of bellows as their most demanding elements, requires the usage of stainless materials. These stainless materials exhibit certain particularities at welding (and quality control) since the...
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Gurunath Shinde,Prakash Dabeer
Pág. 373 - 384
Friction welding is a solid state welding processes in which the weld is obtained by the heat generated due to forging and friction. Now a day?s eco-friendly joining of dissimilar materials is the need of the industries. The advantages of friction weldin...
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Shihab Thaer Abdulwahhab Shihab,Pavlo Prysyazhnyuk,Roman Andrusyshyn,Lyubomyr Lutsak,Olexandr Ivanov,Igor Tsap
Pág. 38 - 44
The formation of the phase composition, structure, and properties of electric-arc coatings by electrode materials based on high-manganese austenite steel, which is strengthened by twinning steel alloyed by titanium and niobium carbides, was studied. Hard...
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Oleksii Papeikin,Oleg Safronov,Larysa Bodachivska,Irina Venger
Pág. 54 - 60
The possibility of using the wastes of the oil and fat industry ? phosphatide concentrates as components of lubricating materials was demonstrated in this paper. At the first stage, amidation of phosphatide concentrate from the purification of rapeseed o...
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Y. P. Boronenko,I. O. Filippova
Pág. 121 - 129
Purpose. The work is aimed to identify the reasons for the significantly higher coefficient of the empty weight of 1520 mm gauge cars in comparison with the freight cars in North America and to give recommendations for reducing the empty weight of freigh...
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Elena Cischino, Francesca Di Paolo, Enrico Mangino, Daniele Pullini, ... Jesper deClaville Christiansen
Pág. 1021 - 1030
Funded by the EC FP7 Program, EVolution project is using the Pininfarina Nido concept car as a baseline for its activities, with the goal to demonstrate the sustainable production of a full electric 600 kg vehicle (FEV). The project has to be finalized b...
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HyeonJeong You, Minjung Kang, Sung Yi, Soongkeun Hyun and Cheolhee Kim
High-strength steels are being increasingly employed in the automotive industry, requiring efficient welding processes. This study analyzed the materials and mechanical properties of high-strength automotive steels with strengths ranging from 590 MPa to ...
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Arutiun Ehiasarian, Yashodhan Purandare, Arunprabhu Sugumaran, Papken Hovsepian, Peter Hatto and Jeroen De Backer
The Stationary Shoulder Friction Stir Welding (SS-FSW) technique benefits from reduced heat input, improved mechanical properties and surface finish of the weld, avoiding the need for post weld processing. Coatings on the tool probe and the shoulder for ...
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Gyubaek An, Jeongung Park and Ilwook Han
Unstable fractures generally occur in brittle materials under low-temperature service conditions. Toughness and welding residual stress are the main factors that should be evaluated when defining a brittle crack propagation path. In this study, a rainbow...
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Diogo Francisco Gomes, Ivan Galvão and Maria Amélia Ramos Loja
Laser welding presents a core position in the health sector. This process has had an outstanding impact on the surgical procedures from many medical areas, such as on vascular and nervous surgeries. The aim of the present research is to present an overvi...
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Moch. Syamsul Ma'arif,Christopher David Cook
Pág. 47 - 56
Lighter construction in the structure of transportation make industries rely on aluminium as construction materials and new technology of joining such as friction stir welding become increasingly applied. Since welding force in the process is considered ...
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Muhammad Naeem Iqbal, Asfa Ashraf
Pág. 14 - 15
EDITORIALEnvironmental pollution arising from heavy metals and minerals in the wastewater is the most serious problem. Due to extensive anthropogenic activities such as industrial operations particularly mining, agricultural processes and disposal of ind...
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Haiyan Xing, Cheng Xu, Ming Yi, Shenrou Gao and Weinan Liu
Metal magnetic memory (MMM) is a nondestructive testing technology based on the magnetomechanical effect, which is widely used in the qualitative detection of stress concentration zones for welded joints. However, there is inevitable residual stress afte...
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Jiyeon Shim and Illsoo Kim
The Magnetic Pulse Welding (MPW) process uses only electromagnetic force to create a solid-state metallurgical bond between a working coil and outer workpiece. The electromagnetic force drives the outer tube to collide with the inner rod, resulting in su...
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Robert Starosta and Tomasz Dyl
The surface of machine elements is changed to improve their mechanical properties. Ceramic-metal composite coatings are mainly used to increase the durability of machine parts. Therefore, new materials are constantly searched for application in the futur...
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Oleh Haievskyi,Viktor Kvasnytskyi,Volodymyr Haievskyi,Constantine Zvorykin
Pág. 98 - 109
The need for welding coordination is due to the significant risks of non-compliance with the requirements for welded joints. It is known that the request of coordination standards in welding streamlines the work of ensuring the quality of welding, it is ...
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Pavlo Prysyazhnyuk,Liubomyr Shlapak,Olexandr Ivanov,Sergiy Korniy,Lyubomyr Lutsak,Myroslav Burda,Iryna Hnatenko,Vasyl Yurkiv
Pág. 46 - 51
This paper reports a study into the formation of the phase composition, structure, and properties of arc welding coatings by the flux-cored electrode materials from the Fe-Mo-B-C system. The welding alloys were applied using the flux-cored arc welding (F...
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