铌铁
<TABLE cellSpacing=0 cellPadding=0 align=center border=1><TBODY>
<TR>
<TD vAlign=top width=672 colSpan=15>
<DIV align=center>化学成分（%）</DIV></TD></TR>
<TR>
<TD vAlign=top width=60 rowSpan=2>
<DIV align=center>Nb＋Ta</DIV></TD>
<TD vAlign=top width=612 colSpan=14>
<DIV align=center>其他元素，≤</DIV></TD></TR>
<TR>
<TD vAlign=top width=36>
<DIV align=center>Ta</DIV></TD>
<TD vAlign=top width=36>
<DIV align=center>Al</DIV></TD>
<TD vAlign=top width=35>
<DIV align=center>Si</DIV></TD>
<TD vAlign=top width=49>
<DIV align=center>C</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>S</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>P</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>W</DIV></TD>
<TD vAlign=top width=36>
<DIV align=center>Ti</DIV></TD>
<TD vAlign=top width=36>
<DIV align=center>Mn</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>As</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>Sn</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>Sb</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>Pb</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>Bi</DIV></TD></TR>
<TR>
<TD vAlign=top width=84>
<DIV align=center>FeNb70</DIV></TD>
<TD vAlign=top width=60>
<DIV align=center>70~80</DIV></TD>
<TD vAlign=top width=36>
<DIV align=center>0.5</DIV></TD>
<TD vAlign=top width=36>
<DIV align=center>3.8</DIV></TD>
<TD vAlign=top width=35>
<DIV align=center>1.5</DIV></TD>
<TD vAlign=top width=49>
<DIV align=center>0.04</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.03</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.04</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.30</DIV></TD>
<TD vAlign=top width=36>
<DIV align=center>0.3</DIV></TD>
<TD vAlign=top width=36>
<DIV align=center>0.8</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.01</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.02</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.01</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.02</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.01</DIV></TD></TR>
<TR>
<TD vAlign=top width=84>
<DIV align=center>FeNb60-A</DIV></TD>
<TD vAlign=top width=60 rowSpan=2>
<DIV align=center>60~70</DIV>
<DIV align=center></DIV></TD>
<TD vAlign=top width=36>
<DIV align=center>0.5</DIV></TD>
<TD vAlign=top width=36>
<DIV align=center>2.5</DIV></TD>
<TD vAlign=top width=35>
<DIV align=center>2.0</DIV></TD>
<TD vAlign=top width=49>
<DIV align=center>0.05</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.03</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.05</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.20</DIV></TD>
<TD vAlign=top width=36>
<DIV align=center>－</DIV></TD>
<TD vAlign=top width=36>
<DIV align=center>1.0</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>－</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.02</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>－</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.02</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>－<STRONG></STRONG></DIV></TD></TR>
<TR>
<TD vAlign=top width=84>
<DIV align=center>FeNb60-A</DIV></TD>
<TD vAlign=top width=36>
<DIV align=center>3.0</DIV></TD>
<TD vAlign=top width=36>
<DIV align=center>3.0</DIV></TD>
<TD vAlign=top width=35>
<DIV align=center>3.0</DIV></TD>
<TD vAlign=top width=49>
<DIV align=center>0.3</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.1</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.30</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.15</DIV></TD>
<TD vAlign=top width=36>
<DIV align=center>－</DIV></TD>
<TD vAlign=top width=36>
<DIV align=center>－</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>－</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>－</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>－</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>－</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>－</DIV></TD></TR>
<TR>
<TD vAlign=top width=84>
<DIV align=center>FeNb50</DIV></TD>
<TD vAlign=top width=60>
<DIV align=center>50~60</DIV></TD>
<TD vAlign=top width=36>
<DIV align=center>0.5</DIV></TD>
<TD vAlign=top width=36>
<DIV align=center>2.0</DIV></TD>
<TD vAlign=top width=35>
<DIV align=center>2.5</DIV></TD>
<TD vAlign=top width=49>
<DIV align=center>0.05</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.03</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.05</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.10</DIV></TD>
<TD vAlign=top width=36>
<DIV align=center>－</DIV></TD>
<TD vAlign=top width=36>
<DIV align=center>－</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>－</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>－</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>－</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>－</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>－</DIV></TD></TR>
<TR>
<TD vAlign=top width=84>
<DIV align=center>FeNb20</DIV></TD>
<TD vAlign=top width=60>
<DIV align=center>15~25</DIV></TD>
<TD vAlign=top width=36>
<DIV align=center>2.0</DIV></TD>
<TD vAlign=top width=36>
<DIV align=center>3.0</DIV></TD>
<TD vAlign=top width=35>
<DIV align=center>11</DIV></TD>
<TD vAlign=top width=49>
<DIV align=center>0.3</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.1</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.30</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>1.0</DIV></TD>
<TD vAlign=top width=36>
<DIV align=center>－</DIV></TD>
<TD vAlign=top width=36>
<DIV align=center>－</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>－</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>－</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>－</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>－</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>－</DIV></TD></TR></TBODY></TABLE>
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