我国发展的超高速钢化学成
<TABLE class=table1 borderColor=#b5dba2 cellSpacing=0 cellPadding=0 width="94%" border=1><TBODY>
<TR>
<TD width="14%" bgColor=#e9fde4 rowSpan=2>
<DIV align=center></DIV></TD>
<TD bgColor=#e9fde4 colSpan=9>
<DIV align=center>化 学 成 分</DIV></TD></TR>
<TR>
<TD width="9%" bgColor=#e9fde4>
<DIV align=center>C</DIV></TD>
<TD width="9%" bgColor=#e9fde4>
<DIV align=center>Si</DIV></TD>
<TD width="9%" bgColor=#e9fde4>
<DIV align=center>Mn</DIV></TD>
<TD width="9%" bgColor=#e9fde4>
<DIV align=center>Cr</DIV></TD>
<TD width="9%" bgColor=#e9fde4>
<DIV align=center>Mo</DIV></TD>
<TD width="9%" bgColor=#e9fde4>
<DIV align=center>W</DIV></TD>
<TD width="9%" bgColor=#e9fde4>
<DIV align=center>V</DIV></TD>
<TD width="12%" bgColor=#e9fde4>
<DIV align=center>Al</DIV></TD>
<TD width="11%" bgColor=#e9fde4>
<DIV align=center>Co</DIV></TD></TR>
<TR>
<TD width="14%">
<DIV align=center>100W6Mo5Cr4V2Al</DIV></TD>
<TD width="9%">
<DIV align=center>1.16</DIV></TD>
<TD width="9%">
<DIV align=center>0.48</DIV></TD>
<TD width="9%">
<DIV align=center>0.28</DIV></TD>
<TD width="9%">
<DIV align=center>3.84</DIV></TD>
<TD width="9%">
<DIV align=center>5.0</DIV></TD>
<TD width="9%">
<DIV align=center>6.0</DIV></TD>
<TD width="9%">
<DIV align=center>1.88</DIV></TD>
<TD width="12%">
<DIV align=center>1.0～1.2</DIV></TD>
<TD width="11%">
<DIV align=center></DIV></TD></TR>
<TR>
<TD width="14%">
<DIV align=center>B 20 2</DIV></TD>
<TD width="9%">
<DIV align=center>1.6～1.7</DIV></TD>
<TD width="9%">
<DIV align=center>1.2～1.4</DIV></TD>
<TD width="9%">
<DIV align=center>≤0.4</DIV></TD>
<TD width="9%">
<DIV align=center>－</DIV></TD>
<TD width="9%">
<DIV align=center>5.0～6.0</DIV></TD>
<TD width="9%">
<DIV align=center>5.5～6.5</DIV></TD>
<TD width="9%">
<DIV align=center>4.5～5.5</DIV></TD>
<TD width="12%">
<DIV align=center>Nb0.2～0.5</DIV></TD>
<TD width="11%">
<DIV align=center>B 0.0005～0.003</DIV></TD></TR>
<TR>
<TD width="14%">
<DIV align=center>5F—5</DIV></TD>
<TD width="9%">
<DIV align=center>1.4～1.5</DIV></TD>
<TD width="9%">
<DIV align=center>0.4～0.6</DIV></TD>
<TD width="9%">
<DIV align=center>0.4～0.6</DIV></TD>
<TD width="9%">
<DIV align=center>3.8～4.4</DIV></TD>
<TD width="9%">
<DIV align=center>3.5～4.5</DIV></TD>
<TD width="9%">
<DIV align=center>9.5～10.5</DIV></TD>
<TD width="9%">
<DIV align=center>1.8～2.2</DIV></TD>
<TD width="12%">
<DIV align=center>1.0～0.2</DIV></TD>
<TD width="11%">
<DIV align=center>0.8～1.2</DIV></TD></TR>
<TR>
<TD width="14%">
<DIV align=center>5F—6</DIV></TD>
<TD width="9%">
<DIV align=center>1.4～1.6</DIV></TD>
<TD width="9%">
<DIV align=center></DIV></TD>
<TD width="9%">
<DIV align=center></DIV></TD>
<TD width="9%">
<DIV align=center>3.8～4.4</DIV></TD>
<TD width="9%">
<DIV align=center>4.5～5.5</DIV></TD>
<TD width="9%">
<DIV align=center>5.5～7.0</DIV></TD>
<TD width="9%">
<DIV align=center>1.8～2.2</DIV></TD>
<TD width="12%">
<DIV align=center>1.0～1.2</DIV></TD></TR></TBODY></TABLE>
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