Superon 7442S Dissimilar Steels Welding Electrodes 309L-17 2.5mm x 350mm x 2.5kg packet

Rutile type low carbon MMA electrode for joining dissimilar steels (austenitic to ferritic steels) and for cladding of austenitic steels. Weld metal consists of austenite with approximately 15% delta ferrite. Cladding on unalloyed and low-alloy steels are corrosion resistant in the first layer.

AWS A 5.4: E 309L- 17