Executive Secretary
XII International Conference on Mechanical Engineering
COMEC 2025
19th Symposium on Welding and Materials
Tuesday 21
3 tracks
October
2025
| Hotel Meliá Las Dunas | Sala Virtual 1 Hotel Melia Las Dunas | ||
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Influence of the current polarity in the hardfacing welds and the operational behavior of electrodes
Tamara María Ortiz Méndez
comportamiento operacional
electrodes
electrodos
hardfacing welding
operational behavior
soldadura de recargue
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Fatigue life analysis of the Hardox450 and Strenx700 structural steels with welded joint
Israel Alexandre Presotto
prueba s-n; fatiga de alto ciclo; aceros estructurales soldados.
s-n test; high-cycle fatigue; welded structural steels.
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Characterization of fractured intake valve material in a Hyundai 9H21/32 engine
Alfonso Rafael Fernández Fuentes
fractura
fracture
hyundai-9h-21-32 engine
intake valve
motor hyundai-9h-21-32
válvula de admisión
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| 8:00 AM |
Wednesday 22
4 tracks
October
2025
| Hotel Meliá Las Dunas | Sala Virtual 1 Hotel Melia Las Dunas | |||
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Adherence evaluation of Charpy data to different probability distributions
Rosenda Valdes Arencibia
charpy test; transition curve; absorbed energy.
energía absorbida.
prueba charpy: curva de transición
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Recovery of vanadium contained in Mariel oil ashes
Yailenys Martínez
ash; leaching; vanadium
cenizas; lixiviación; vanadio
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Effect of quench heat treatment in hydrogen permeation of API 5L X60 steel
Jose Damian Calan Canche
acero
carbonitrides
carbonitruros.
comportamiento electroquímico
electrochemical behavior
hydrogen permeation
permeación de hidrógeno
reversible and irreversible traps
steel
trampas reversibles e irreversibles
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Coated electrode alloyed with V and Cr to counteract low abrasive wear
Manuel Rodríguez Perez
electrode; wear; surfacing ; abrasion
electrodos; desgaste; recargue ; abrasión
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| 8:00 AM |
Thursday 23
9 tracks
October
2025
| Hotel Meliá Las Dunas | Sala Virtual 1 Hotel Melia Las Dunas | |||
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Microstructure behavior of the molten zone in GMAW welding of duplex steels with different heats input
Eulogio Amado Cruz Crespo
aceros dúplex; gmaw; metal del cordón; microestructura.
duplex steels; gmaw; weld metal; microstructure.
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Possibilities of using marabou charcoal to remove metallic elements contained in catalytic waste
Lorena Hernández
adsorción; carbón de marabú; lixiviación
adsorption; marabou charcoal; leaching
lead removal
remoción de plomo
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Evaluation of the adhesive wear behavior and light abrasion of copper-alloyed gray cast irons.
Arnaldo Manuel Herrera
cojinetes de deslizamiento; fundición gris.
plain bearings; grey cast iron.
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Metallographic characterization of steels for use in different industries
Michel Fernández Velazquez
aceros
composición
composition
dureza
hardness
microestructura
microstructure
steels
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Development of abrasive wheels for polishing floors and terrazzo using phenolic resin as a binder
Lorenzo Perdomo González
abrasive wheels; abrasive powders; phenolic resin; floor polishing
muelas abrasivas; polvos abrasivos; resina fenólica; pulido de pisos
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| 8:00 AM | ||||
| 9:00 AM | ||||
| 10:00 AM | ||||
| 11:00 AM | ||||
| 12:00 PM | ||||
| 1:00 PM | ||||
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Coated Tubular electrode alloyed with V and Cr to counteract abrasive wear
Laura Ailin Perdomo Gómez
abrasive wear
coated tubular electrode
desgaste abrasivo
electrodo tubular revestido
hardfacing
recargue duro
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| 2:00 PM |
Aluminothermic reduction of residuals and ores to obtain chromium alloyed steel and abrasive ceramics
Anniel Martin Delgado
abrasive; ceramics; aluminothermy; low-alloy steel
abrasivo; cerámica; aluminotermia; acero de baja aleación
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| 3:00 PM | ||||
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Obtaining vanadium carbides from concentrates generated by chemical treatment of thermal power plant ashes.
Liena Yanes
bottom ash
carbides
carburos
cenizas de fondo de horno
centrales térmicas
grinding
heat treatment
molienda
thermal power plants
tratamiento térmico
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| 4:00 PM |
Preliminary Evaluation of a Self-Shielded Tubular Electrode for Additive Manufacturing
Yagdier Peña Mesa
soldadura; desgaste; recargue; manufactura aditiva
welding; wear; cladding; additive manufacturing
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Friday 24
5 tracks
October
2025
| Hotel Meliá Las Dunas | Sala Virtual 1 Hotel Melia Las Dunas | ||||
|---|---|---|---|---|---|
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Study of the superheater steel of a bioelectric plant boiler to prevent failures
Michel Fernández Velazquez
acero de baja aleación
bioelectric
bioeléctrica
chemical composition
composición química
low alloy steel
microestructura
microstructure
sobrecalentador
superheater
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Assessment of Standard Errors in Charpy test using Parametric Bootstrap Analysis
Dênis Soares de Freitas
absorbed energy.
charpy test
energía absorbida.
prueba charpy: curva de transición
transition curve
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Coated electrode alloyed with V and Cr to counteract low abrasive wear
Manuel Rodríguez Perez
electrodes; wear; surfacing ; abrasion
electrodos; desgaste; recargue ; abrasión
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Austenite quantification in the HAZ of duplex steel welds using image processing in Python
Edriano Valdés Pérez
aceros dúplex; soldadura; microestructura de la zat.
duplex steels; welding; haz microstructure.
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Quality criteria for manufacturing welded tubular towers for national high-voltage transmission grids
Juan Alberto Pozo Morejón
control de calidad
quality control
soldadura
torres tubulares.
tubular towers.
welding
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| 8:00 AM |