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pro vyhledávání: '"Jorge Alexandro Paredes Zumbana"'
Autor:
Segundo Manuel Espín Lagos, Cristian Fabián Pérez Salinas, Diana Carolina Coello Fiallos, Jorge Patricio Guamanquispe Toasa, Jorge Alexandro Paredes Zumbana
Publikováno v:
Dyna, Vol 86, Iss 208, Pp 355-361 (2019)
TIG welding was performed on AISI 304 stainless steel pipes purged with argon, the amounts of atmospheric oxygen in the purge chamber analyzed in this work were 999, 500, 200, 100, 50, 25 and 10 ppm that used to determine as the amount of oxygen affe