The Castolin 4257 EC is a high-quality rutile-coated electrode specifically designed for all-position welding of unalloyed steels. This electrode ensures excellent arc stability, easy slag removal, and produces a smooth, finely rippled bead appearance. It is highly suitable for general fabrication, repair, and maintenance applications across various industrial sectors. The 3.2mm diameter electrode is compatible with both AC and DC (+) current types, offering versatility for different welding tasks. Classified as EN ISO 2560-A: E 42 0 RR 12 and AWS A5.1: E6013, it provides reliable performance for critical welding operations.