- For welding on all grades of mild and carbon steels with minimal porosity;Triple deoxidized wire (Zirconium, Titanium, and Aluminum) makes excellent choice for welding over rust and mill scale;No flux required AWS A5.18/A5.18M:2005; ASME SFA A5.18 - WARNING: This product can expose you to carbon monoxide, a chemical known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov
