By: Adam Prince
Sources about ER70S-6 giving better welds on mild steel than ER70S-3.
https://www.harrisproductsgroup.com/en/Products/Alloys/Welding/Mild-Steel/ER70S-6-GTAW-TIG.aspx
https://www.esabna.com/euweb/awtc/lesson6_12.htm
https://www.esabna.com/euweb/awtc/lesson6_13.htm
GMAW byMiller Electric pg. 119
Post time: Jul-15-2017