Description
Description
Blue Demon ER309LSI is similar in composition to ER309L, with a higher silicon content that 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 DECP
- Size: .045″
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