Cr-, Mo-alloyed, copper-coated wire for Submerged Arc Welding. Very low level of impurities. X-factor (Bruscato) max. 11. With OK Flux 10.63 for highest toughness requirements also after Step-Cooling; very clean weld metal with X-factor max. 15. Mainly for creep resistant steels (1,25% Cr, 0,5% Mo).