MS Process Piping Practice Questions - Mississippi Process Piping Contractor Examination Exam

Why is an E6010 electrode commonly chosen for the open-root pass on carbon-steel process pipe?

It is a low-hydrogen fill electrode that needs an oven and produces a heavy slag cover It is a cellulose electrode with a forceful, digging arc that can keyhole and penetrate an open root It is intended only for fillet welds on galvanized sheet It must be used with AC and a short-circuit GMAW transfer

Correct Answer:

It is a cellulose electrode with a forceful, digging arc that can keyhole and penetrate an open root

Access more questions from this quiz

Continue to MS Process Piping Practice Questions - Mississippi Process Piping Contractor Examination Exam for more practice questions and the full quiz experience.

Access More Questions