Patent ID: 9492894
Filing Date: 2016-11-15
CPC Classification: B23K,C21D,C22C,Y10T

Claim Text:
1. A flux cored arc welding wire comprising: 0.01 wt % to 0.1 wt % of carbon (C); 0.3 wt % to 1.4 wt % of silicon (Si); 1.0 wt % to 3.0 wt % of manganese (Mn); 4.0 wt % to 7.5 wt % of titanium (Ti)+TiO; 0.01 wt % to 3.0 wt % of nickel (Ni); 0.01 wt % to 0.2 wt % of boron (B); 0.02 wt % to 0.42 wt % of yttrium (Y) and 0.02 wt % to 0.56 wt % of another rare earth metal (REM); and iron (Fe) as well as other unavoidable impurities as a remainder, wherein a sum of Y and the other REM is in a range of 0.19 wt % to 0.65 wt %.