Iron alloy used for making metal connecting pieces in solid oxide fuel cells contains chromium and r

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When is here a composition with iron, about 18 to about 30 wt- % chromium, up to about 7 wt- % tungsten, up to about 1.5 wt- % manganese, up to about 1 wt- % aluminum, about 0.02 to about 0.1 wt- % rare earth metal and/or yttrium, wherein the weight percents are based on the total weight of the composition. When, this is also a method, comprising the fusing together a composition with iron, about 18 to about 30 wt- % chromium, up to about 7 wt- % tungsten, up to about 1.5 wt- % manganese, up to about 1 wt- % aluminum, about 0.02 to about 0.1 wt- % rare earth metal and/or yttrium, wherein the weight percents are based on the total weight of the composition, by pouring the composition and rolling of the composition.