WELDING MATERIALS FOR Ni-BASED ALLOY

摘要

Disclosed is a welding material for a Ni-based alloy, comprising components expressed as follows: C≰0.05 mass %; 8 mass %≰Cr≰25 mass %; Fe≰4.0 mass %; W≰15 mass %; 5 mass %≰Mo+½(W+Re)≰20 mass %; Co≰20 mass %; 0.01 mass %≰Al<2.0 mass %; 0.01 mass %≰Ti<2.0 mass %; Al+½Ti≰3.0 mass %; Nb+½Ta≰1.5 mass %; B≰0.007 mass %; Zr≰0.04 mass %; 0.01 mass %≰Si≰0.5 mass %; Mn≰1.0 mass %; P≰0.010 mass %; S≰0.002 mass %; O≰0.005 mass %; and Ni and unavoidable impurities which constitute the balance.