e7018 welding electrode Diameter:2.4mm, 3.2mm, 4mm, 5mm AWS e7018 high quality and competitive price Applicable to carbon steel and ... reduce welding layers.Chemical composition of deposited metal: CMnSiSP≤0.12≤1.6≤0.75≤0.035≤0.040Reference Current Electrode diameter(mm ... .0Welding current(A)90~120120~150170~200210~250Thanks,Regards,Selena.... electrode E7018, 5kg/pcs, size 3.2mm