[PDF] Top 20 Soldag. insp. vol.21 número2

... (COMIMSA), en sus 40 años de servicio a México, logra reunir a los más prestigiados actores de la ciencia y la tecnología en Soldadura, Ingeniería Industrial y Manufactura en el marco [r] ... See full document

... Las micrografías de las probetas unidas bajo las condiciones de 500 RPM en velocidad de rotación, 2 mm/s en velocidad de penetración y 3 s en tiempo de sostenimiento se examinaron y seg[r] ... See full document

... predominantemente austenítico, (b) modo de operación topográfico en µm en un campo predominantemente ferrítico, (c) modo de operación de contacto (fuerza lateral en µN), huellas y valor[r] ... See full document

... La microestructura las características del recubrimiento son determinadas por las propiedades físicas y químicas de las partículas impregnadas en el sustrato que a su vez dependen de u[r] ... See full document

... zone “TMAZ”, and directionally recrystallized zone “DXZ”) of friction stir welded joints on the Al/SiC composite.. Wear Resistance Analysis of A359/SiC/20p Advanced Composite Joints Weld[r] ... See full document

... Abstract: In this research, the effect of the addition of nickel powder and the application of a post weld heat treatment (PWHT) on the welding properties of the UNS S32304 lean duplex[r] ... See full document

... Weld bead is an important geometric parameter able to define the properties of the hardfaced layer: several studies demonstrated that there is a close relation between the weld bead shape and the quality of the layer ... See full document

... En la Figura 7 se presentan las curvas de polarización cíclica para el metal base y soldaduras del acero API 5L X70 expuestos a diferentes medios corrosivos, las mediciones muestran que[r] ... See full document

... In the present paper, the effects of isothermal aging at 850°C and 900°C on the microstructure of a welded SAF 2205 DSS are discussed, focusing on the different behavior of the welded [r] ... See full document

... The values obtained of the FEM analysis shows the saturation percentage of phase present, predicted by the numerical model at the welding zone, it can be seen that three phases were fo[r] ... See full document

... From Figure 4, apparently, there is an increase in the vol. % of precipitated martensite particularly in the SZ. Notice that the amount of precipitated martensite increases up to 8.96% in the HAZ and as high as ... See full document

... The present work demonstrates that in situ metallography is able to detect metallurgical damage in the HAZ microstructure of AISI 304 stainless steel base materials with precipitated si[r] ... See full document

... 1) La variación del análisis cuantitativo de las micro durezas está relacionada con la heterogeneidad de la microestructura. Mientras que el porcentaje de la porosidad incrementa en fun[r] ... See full document

... Figure 12 depicts the evolution of nominal force-displacement tensile test curve of the tests performed. The tensile behaviour is very similar in terms of tensile values and elongation to rupture. The yield stress was in ... See full document

... Como conclusión general se puede destacar la importancia en la selección de los ángulos de trabajo y desplazamiento siendo la posición a 45°, tanto por arrastre como por empuje, la mejo[r] ... See full document

... To obtain deposits of high Cr white cast iron (Fe-Cr-C alloys) with different microstructures, a modification of the self-shielded flux cored welding (S-FCAW) process was designed, the [r] ... See full document

... Figure 2a presents a general view of the GMAW weld with a fusion zone (FZ) composed by both base DP600 steel and the ASME AWS SFA5.8 wire.. The columnar grains are visible and the micro[r] ... See full document

... Cinco artigos abordam a soldagem no estado sólido pelos processos FSW (friction stir welding) e por difusão, aplicados na união de soldagem de aços inoxidáveis duplex, aço para aplicaç[r] ... See full document

... In case of welded structures, failures appeared before putting the structure into service and were associated with higher hardness, diffusible hydrogen, liquid zinc and also l[r] ... See full document

... Como os trabalhos apresentados no Congresso Nacional de Soldagem (CONSOLDA) têm preferência para publicação nesta Revista, sentimos que este é mais um fator motivador para que sejam fei[r] ... See full document