Description

Blue Demon ER309/309L is very similar to type 309, except the carbon content is lower than .03%.

• The extra low carbon provides good resistance to carbide precipitation and inter granular corrosion
• ER309L works well for dissimilar joints that undergo heat treatment
• AWS A5.9, Welding current DCEP
• Positions: full, vertical, overheard, horizontal
• Size: 0.030