Results 61 to 70 of about 295 (161)

High-hardness and corrosion-resistant Ni-hard overlays on S235JR steel via GTAW process

open access: yesDiscover Applied Sciences
Equipment used in mining, agriculture, and machining frequently fails due to simultaneous wear and corrosion, which shortens service life and increases maintenance costs.
Farhad Ostovan   +3 more
doaj   +1 more source

THE INFLUENCE OF THE DIRECTIVITY OF THE GEOMETRIC STRUCTURE ON THE LOAD CAPACITY OF SINGLE-LAP ADHESIVE JOINTS

open access: yesTechnologia i Automatyzacja Montażu, 2021
The aim of the work was to investigate the influence of the directivity of the geometric structure obtained in the grinding process on the load capacity of single-lap adhesive joints made of steel S235JR and aluminum alloy 2024-T3.
Władysław Zielecki   +2 more
doaj   +1 more source

Non‐destructive evaluations of water uptake in epoxy coating

open access: yesJournal of Applied Polymer Science, Volume 141, Issue 2, January 10, 2024.
Techniques for non‐destructive evaluation of water uptake in epoxy coating. Abstract A commercial epoxy coating was studied on steel panels and as free films to investigate water uptake using non‐destructive techniques (gravimetric analysis, Electrochemical Impedance Spectroscopy [EIS], Attenuated Total Reflection‐Fourier Transform Infrared ...
Shu Li   +3 more
wiley   +1 more source

Effect of Welding Sequence in Angular Distortion on Butt Joint GMAW Process

open access: yesApplied Sciences, 2022
Over time, the industrial use of the welding process has grown in significance and is now one of the primary methods for joining metallic parts. During the welding process, metallurgical and structural modifications occur close to the welded joint.
Inês S. Afonso   +2 more
doaj   +1 more source

OPTIMIZING TENSILE STRENGTH AT MAG WELDING PROCESS OF S235JR STEEL

open access: yesENVIRONMENT. TECHNOLOGY. RESOURCES. Proceedings of the International Scientific and Practical Conference
The article is of an experimental nature for welding S235JR by MAG welding method. The purpose of this work is to optimize the welding parameters of MAG welding using shield two-component gas cargon 18 to achieve ultimate tensile strength. The experiment is according to central composition design and 13 experiments were made. Samples with dimensions of
Sabev, Sabi, Chukalov, Konstantin
openaire   +2 more sources

The Possibilities of Using Ecological Liquids in Tribological Gliding Systems with a Selected Surface Created by the Radial Welding Technology

open access: yesActa Technologica Agriculturae, 2019
Presented paper deals with the issue of lubricating tribological systems formed by a double pair operating under mixed conditions of mixed friction before and after experimental tests, which were conducted in accordance with the selected methodology ...
Tóth František   +4 more
doaj   +1 more source

Influence of plastic deformation of S235JR steel rods on their mechanical properties and corrosion behavior in NaCl solution

open access: yesMATEC Web of Conferences, 2018
Studies show that although commonly used steels are standardized, some of their mechanical properties (such as tensile strength) vary widely and knowledge of their corrosion behavior is insufficient.
Tsonev Veselin   +2 more
doaj   +1 more source

Effects of MIG process parameters on the geometry and dilution of the bead in the automatic surfacing

open access: yesResearch in Agricultural Engineering, 2011
Automatic weld surfacing is being employed increasingly in the process, mining and power industries. Gas metal arc welding has become a natural choice for automatic surfacing due to its important properties. These include: high reliability, all positions
R. Chotěborský   +2 more
doaj   +1 more source

Abrasive wear of high chromium Fe-Cr-C hardfacing alloys

open access: yesResearch in Agricultural Engineering, 2008
Weld deposits are one of the most used economical ways of the wear resistance increase. The study compares the characteristics of the overlay material welded-on and the abrasive wear resistance.
R. Chotěborský   +4 more
doaj   +1 more source

Examination of weld defects by computed tomography

open access: yesMetalurgija, 2012
Defects in metal arc gas (MAG) welds made in S235JR low carbon steel of 6 mm thickness were examined. A sample containing lack of fusion (LOF) and pores was examined by computed tomography – CT.
M. Jovanović, L. Kosec, B. Zorc
doaj  

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