Patent ID: 9505087
Filing Date: 2016-11-29
CPC Classification: B23K,C21D,C22C,Y10T

Claim Text:
1. A weld metal, comprising: in percent by mass, C in a content of 0.05% to 0.15%; Si in a content of 0.1% to 0.50%; Mn in a content of 0.60% to 1.30%; Cr in a content of 1.80% to 3.0%; Mo in a content of 0.80% to 1.20%; V in a content of 0.25% to 0.50%; Nb in a content of 0.010% to 0.050%; N in a content of greater than 0% to 0.025%; O in a content of 0.020% to 0.060%, and; wherein the weld metal comprises carbide particles each having an equivalent circle diameter of greater than 0.5 μm in a number of 0.25 or less per micrometer of grain boundary length; and the weld metal has an A-value as specified by Formula (1) of 0.12 or more; where [V], [Nb], [Cr], and [Mo] are contents, in percent by mass, of V, Nb, Cr, and Mo, respectively, in the weld metal.