Oerlikon Fluxocord 38C description: FLUXOCORD 38C is a seamless copper coated basic flux cored wire for submerged arc welding of creep resistant steels up to 600C. The wire has been designed specially for Q & T applicatons with 1,25%Cr - 1%Mo - 0.25%V castings. Also suitable to be used in tempered condition. To be used with OERLIKON flux OP121TTW. (DC+ or AC).