ER309LSI is similar in composition to ER309L with a higher silicon content, which produces weld beads that are exceptionally smooth due to good wetting action.
- 309LSI is a great choice when cosmetic appearance is important
- Welding positions: full, vertical, overhead and horizontal
- AWS A5.9, Welding Current DCEN
- Size: 0.045
- Dimensions: 38 x 1 x 1 inches