Nippon Steel Corporation

Mizuo Sakakihara

Yutaka Tsuchida

Shoji Murota

Yuzo Hosoi

Shozo Sekino

Noboru Shinoda

A heat-resistant alloy suitable for welded structures, particularly suitable for nuclear reactors, and free from the adverse effect of the cobalt used therein, which alloy has a basic composition comprising; 0.01-0.2% C, not more than 0.50% Si, not more than 0.50% Mn, 10 to 25% Cr, not more than 0.030% B, not more than 0.50% Zr, not more than 20% of (Mo+1/2W), 0.001 to 0.04% Y, not more than 2.0% Al, and not more than 1.0% Ti, with the balance being Ni and unavoidable impurities.

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Munakata, Japan

Mizuo Sakakihara