Patent ID: 7951469

Claim:
A welding material to be used for welding a base metal made of an austenitic alloy having the following “chemical composition 1” to a base metal made of another austenitic alloy, comprising: by mass percent, C: 0.8 to 3.0%, Si: not more than 4.0%, Mn: not more than 3.0%, P: not more than 0.03%, S: not more than 0.03%, Cr: more than 22% to not more than 55%, Ni: more than 30% to not more than 70%, sol. Al: 0.001 to 1% and N: not more than 0.3%, with the balance being Fe and impurities: “Chemical composition 1”: a chemical composition which comprises, by mass percent, C: not more than 2.0%, Si: not more than 4.0%, Mn: 0.01 to 3.0%, P: more than 0.03% to not more than 0.3%, S: not more than 0.03%, Cr: 12 to 35%, Ni: 6 to 80%, sol. Al: 0.001 to 5% and N: not more than 0.3%, with the balance being Fe and impurities.