Description
Blue Demon ER309L 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 corrosion
- ER309L works well for dissimilar joints that undergo heat treatment
- AWS A5.9, Welding Current DCEN
- Welding positions: full, vertical, overhead, horizontal
- Size: 0.0350