← Glossary

3.1355

EN AW-2024

The 3.1355 (EN AW-2024) is an [[element:Al|aluminum]] alloy: light, [[glossary:korrosion|corrosion]]-resistant, and easy to weld — but only with the right process and clean preparation. Nominal composition: 0.6 % Mn, 0.25 % Si.

AI Transparency (EU AI Act): Created on the basis of our own many years of practical experience in welding technology, with the help of AI, and reviewed editorially.

© 2026 Welder-World. All content is for training and continuing education and does not replace a certified welding procedure specification.