Question

This type of welding rod is used mostly in root penetration.
A.E6013 B.E6011 C.E7018 D.E7020​

Answer 1

Answer:

E6010 electrodes can only be used with direct current (DC) power sources. They deliver deep penetration and the ability to dig through rust, oil, paint and dirt. Many experienced pipe welders use these all-position electrodes for root welding passes on a pipe.

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