| CPC H01M 4/385 (2013.01) [B22F 1/00 (2013.01); H01M 10/30 (2013.01); H01M 2004/021 (2013.01); H01M 2004/027 (2013.01)] | 17 Claims |

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1. A hydrogen storage alloy for an alkaline storage battery that is a hydrogen storage alloy used for an alkaline storage battery, wherein a main phase of the hydrogen storage alloy has a crystal structure of an A2B7-type structure, and that the hydrogen storage alloy is represented by the following general formula (1):
(La1-aSma)1-bMgbNicAldCre (1),
wherein suffixes a, b, c, d, and e meet the following conditions:
0≤a≤0.35;
0.15≤b≤0.30;
0.02≤d<0.10;
0≤e≤0.10;
3.20≤c+d+e≤3.50; and
0<a+e.
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