Weldcote Metals 309LSi is of the same chemical composition as 309L, with higher silicon content to improve the bead appearance and increase welding ease. The weld beads are exceptionally smooth due to good wetting. Package of 1
Type: 309LSI
Spool Size: 25 lb.
Filler Diameter: 0.035
AWS Class: AWS A5.9
Spool Diameter: 12"
Click Here for the Weldcote 309LSI Spec Sheet