99.9% Fe:Mn:Ni:Al=45.16:34.72:16.36:3.76 wt%;Fe:Mn:Ni:Al=43.5:34:15:7.5 wt%
1元
99.9% Fe:Mo=60:40 wt%
1元
99.9% Fe:Nb:B=63:10:27at%
1元
99%-99.9% Fe:B=80:20 wt%;Fe:B=70:30 at%;Fe:B=83.78:16.22 wt%
1元
99.9% Fe:W=60:40 wt%
1元
99.95% Cu:Cr=90:10 wt%
1元