ALLOY MEMBER, CELL STACK, AND CELL STACK DEVICE

An alloy member includes a base member that includes a recess in a surface of the base member and is constituted by an alloy material containing chromium, an anchor portion that is disposed in the recess and contains an oxide containing manganese, and a covering layer that is connected to the anchor portion and contains a low-equilibrium oxygen pressure element whose equilibrium oxygen pressure is lower than that of chromium.