Disclosed is an alloy coating which can be advantageously applied to members
for high temperature apparatuses so as to prolong the service life of the members.
The alloy coating comprises an alloy. This alloy comprises: at least one member,
as a base, selected from the group consisting of Re, Ir, Nb, Ta, Mo, and W; and
at least one alloying element for imparting corrosion resistance. A method for
forming the alloy coating, and a member for high temperature apparatuses, to which
the alloy coating has been applied, are also disclosed.