English to Spanish Tech/Engineering Mechanics / Mech Engineering metalurgia, defectos de soldadura

Saludos:
Podrían ayudarme a traducir el término indicado en el siguiente contexto.
Gracias de antemano.

In this example, blowholes were generated remarkably, spatter occurs frequently and spatter generation situation is unfavorable, and further a humping bead was generated to make the bead appearance poor.