28 Dissimilar Electrodes - 312R - Diameter 3.2mm (Plastic Case) Semi-basic coated electrode designed for the welding and reinforcing of ferritic - austenitic steels and for steels with difficult weldability. It has excellent mechanical properties and is highly resistant to high-temperature cracks. It is suitable for many applications and recommended for repairs and maintenance. Features: Soft arc The weld bead aspect Easy slag removal High resistance to cracks Applications: Universal use for repairs and maintenance Carbon steel Galvanised steel Tool steel Manganese steel Use on dissimilar steel Classification: EN 1600 / ISO 3581-A : E 29 9 R 2 AWS A 5.4 : E 312-16