Rainier 3a Copper Based Flux Coated Electrode
AWS A5.6 Class ERCuSn-C
DC Reverse Polarity (Electrode+)
All-Position Phosphor (Tin) Bronze Electrode for Copper, Steel, Cast Iron, and Galvanized Iron
Rainier 3A is specially formulated to be used in any position with a minimum of spatter. Weld deposits are ductile, strong and machinable. Rainier 3A deposits offer good corrosion resistance to salt water and chemicals. Provides a good color match on bronze and will work harden.