MEGAFIL® 550 R is a seamless all-position gas-shielded flux-cored wire that provides excellent mechanical properties with CO2 and Ar-CO2 mix. Excellent all-position welding with higher currents. Extremely low diffusible hydrogyn weld deposit. For use down to -60 °C. Particularly suitable for orbital welding and for weldings on ceramics in all positions. Low fumes and spatter loss, and remarkable easy slag removal. Good impact toughness making it desirable for use in the critical applications of the offshore and pipelines industries.. Applications: Pipelines, Offshore, shipbuilding, steel structures, pressure vessels, heavy equipment.