典型的高速钢型钢结硬质合金的化学成分和物理机械性能
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<DIV style="TEXT-ALIGN: center" align=center>试验生</DIV>
<DIV style="TEXT-ALIGN: center" align=center>产单位</DIV></TD>
<TD width="6%" bgColor=#e9fde4 rowSpan=3>
<DIV style="TEXT-ALIGN: center" align=center>钢号</DIV></TD>
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<DIV style="TEXT-ALIGN: center" align=center>成分/(%)(质量)</DIV></TD>
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<DIV style="TEXT-ALIGN: center" align=center>性能</DIV></TD></TR>
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<DIV style="TEXT-ALIGN: center" align=center>硬质相</DIV>
<DIV style="TEXT-ALIGN: center" align=center>TiC</DIV></TD>
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<DIV style="TEXT-ALIGN: center" align=center>基体</DIV></TD>
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<DIV style="TEXT-ALIGN: center" align=center>密度</DIV>
<DIV style="TEXT-ALIGN: center" align=center>g·cm<SUP>-3</SUP></DIV></TD>
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<DIV style="TEXT-ALIGN: center" align=center>硬度(HRC)</DIV></TD>
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<DIV style="TEXT-ALIGN: center" align=center>抗弯强度</DIV>
<DIV style="TEXT-ALIGN: center" align=center>N·㎜<SUP>-2</SUP></DIV></TD>
<TD width="12%" bgColor=#e9fde4 rowSpan=2>
<DIV style="TEXT-ALIGN: center" align=center>冲击韧性</DIV>
<DIV style="TEXT-ALIGN: center" align=center>N·m·cm<SUP>-2</SUP></DIV></TD></TR>
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<DIV style="TEXT-ALIGN: center" align=center>退火</DIV></TD>
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<DIV style="TEXT-ALIGN: center" align=center>淬火</DIV></TD>
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<DIV style="LINE-HEIGHT: 12pt; TEXT-ALIGN: center" align=center>500℃</DIV>
<DIV style="TEXT-ALIGN: center" align=center>回火三次</DIV></TD></TR>
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<TD width="14%">
<DIV>株洲硬质合金厂</DIV></TD>
<TD width="6%">
<DIV style="TEXT-ALIGN: center" align=center>D1</DIV></TD>
<TD width="8%">
<DIV style="TEXT-ALIGN: center" align=center>25~40</DIV></TD>
<TD width="14%">
<DIV style="LINE-HEIGHT: 13pt; TEXT-ALIGN: center" align=center>0.4~0.8C,</DIV>
<DIV style="LINE-HEIGHT: 13pt; TEXT-ALIGN: center" align=center>10~15W,</DIV>
<DIV style="LINE-HEIGHT: 13pt; TEXT-ALIGN: center" align=center>2~4Cr,</DIV>
<DIV style="LINE-HEIGHT: 13pt; TEXT-ALIGN: center" align=center>0.5~1.0V, Fe</DIV></TD>
<TD width="9%">
<DIV style="TEXT-ALIGN: center" align=center>6.9~7.1</DIV></TD>
<TD width="7%">
<DIV style="TEXT-ALIGN: center" align=center>40~48</DIV></TD>
<TD width="8%">
<DIV style="TEXT-ALIGN: center" align=center>69~73</DIV></TD>
<TD width="11%">
<DIV style="TEXT-ALIGN: center" align=center>66~69</DIV></TD>
<TD width="11%">
<DIV style="TEXT-ALIGN: center" align=center>1373~1569</DIV></TD>
<TD width="12%">
<DIV style="TEXT-ALIGN: center" align=center>—</DIV></TD></TR>
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<TD width="14%">
<DIV>株洲硬质合金厂上海硬质合金厂上海材料研究所</DIV></TD>
<TD width="6%">
<DIV style="TEXT-ALIGN: center" align=center>T1</DIV></TD>
<TD width="8%">
<DIV style="TEXT-ALIGN: center" align=center>25~40</DIV></TD>
<TD width="14%">
<DIV style="LINE-HEIGHT: 13pt; TEXT-ALIGN: center" align=center>0.6~0.9C,</DIV>
<DIV style="LINE-HEIGHT: 13pt; TEXT-ALIGN: center" align=center>3~4W,</DIV>
<DIV style="LINE-HEIGHT: 13pt; TEXT-ALIGN: center" align=center>2~5Mo,</DIV>
<DIV style="LINE-HEIGHT: 13pt; TEXT-ALIGN: center" align=center>2~5Cr,</DIV>
<DIV style="LINE-HEIGHT: 13pt; TEXT-ALIGN: center" align=center>1~2V,Fe</DIV></TD>
<TD width="9%">
<DIV style="TEXT-ALIGN: center" align=center>6.6~6.8</DIV></TD>
<TD width="7%">
<DIV style="TEXT-ALIGN: center" align=center>44~48</DIV></TD>
<TD width="8%">
<DIV style="TEXT-ALIGN: center" align=center>68~72</DIV></TD>
<TD width="11%">
<DIV style="TEXT-ALIGN: center" align=center>70.1</DIV></TD>
<TD width="11%">
<DIV style="TEXT-ALIGN: center" align=center>1275~1471</DIV></TD>
<TD width="12%">
<DIV style="TEXT-ALIGN: center" align=center>2.94~4.9</DIV></TD></TR></TBODY></TABLE>
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