高强度钢的切削加工中按工件硬度选择铣削用量V
<TABLE cellSpacing=0 cellPadding=0 width="100%" border=1><TBODY>
<TR>
<TD width="9%" rowSpan=2>
<DIV align=center>HB</DIV></TD>
<TD width="8%" rowSpan=2>
<DIV align=center>用量</DIV></TD>
<TD width="22%" colSpan=3>
<DIV align=center>高速钢</DIV></TD>
<TD width="38%" colSpan=4>
<DIV align=center>硬质合金</DIV></TD>
<TD width="23%" colSpan=3>
<DIV align=center>陶瓷</DIV></TD></TR>
<TR>
<TD width="8%">
<DIV align=center>端铣刀</DIV></TD>
<TD width="7%">
<DIV align=center>圆柱铣刀</DIV></TD>
<TD width="8%">
<DIV align=center>三面刃铣 刀</DIV></TD>
<TD width="10%">
<DIV align=center>端铣刀<BR>精 铣</DIV></TD>
<TD width="10%">
<DIV align=center>端铣刀<BR>粗 铣</DIV></TD>
<TD width="10%">
<DIV align=center>圆柱铣刀</DIV></TD>
<TD width="8%">
<DIV align=center>三面刃铣 刀</DIV></TD>
<TD width="8%">
<DIV align=center>端铣刀</DIV></TD>
<TD width="6%">
<DIV align=center>圆柱铣刀</DIV></TD>
<TD width="8%">
<DIV align=center>三面刃铣 刀</DIV></TD></TR>
<TR>
<TD>
<DIV align=center>250～350</DIV></TD>
<TD>
<DIV align=center>v</DIV></TD>
<TD>
<DIV align=center>10～18</DIV></TD>
<TD>
<DIV align=center>10～15</DIV></TD>
<TD>
<DIV align=center>10～15</DIV></TD>
<TD>
<DIV align=center>84～127</DIV></TD>
<TD>
<DIV align=center>70～100</DIV></TD>
<TD>
<DIV align=center>61～100</DIV></TD>
<TD>
<DIV align=center>61～100</DIV></TD>
<TD>
<DIV align=center>100～300</DIV></TD>
<TD>
<DIV align=center>100～300</DIV></TD>
<TD>
<DIV align=center>100～300</DIV></TD></TR>
<TR>
<TD>
<DIV align=center>250～350</DIV></TD>
<TD>
<DIV align=center>af</DIV></TD>
<TD>
<DIV align=center>0.13～0.25</DIV></TD>
<TD>
<DIV align=center>0.13～0.25</DIV></TD>
<TD>
<DIV align=center>0.13～0.25</DIV></TD>
<TD>
<DIV align=center>0.127～0.38</DIV></TD>
<TD>
<DIV align=center>0.127～0.38</DIV></TD>
<TD>
<DIV align=center>0.18～0.30</DIV></TD>
<TD>
<DIV align=center>0.13～0.30</DIV></TD>
<TD>
<DIV align=center>0.10～0.38</DIV></TD>
<TD>
<DIV align=center>0.15～0.30</DIV></TD>
<TD>
<DIV align=center>0.10～0.30</DIV></TD></TR>
<TR>
<TD>
<DIV align=center>350～400</DIV></TD>
<TD>
<DIV align=center>v</DIV></TD>
<TD>
<DIV align=center>6～10</DIV></TD>
<TD>
<DIV align=center>6～10</DIV></TD>
<TD>
<DIV align=center>6～10</DIV></TD>
<TD>
<DIV align=center>60～90</DIV></TD>
<TD>
<DIV align=center>53～76</DIV></TD>
<TD>
<DIV align=center>46～76</DIV></TD>
<TD>
<DIV align=center>46～76</DIV></TD>
<TD>
<DIV align=center>80～180</DIV></TD>
<TD>
<DIV align=center>80～180</DIV></TD>
<TD>
<DIV align=center>80～180</DIV></TD></TR>
<TR>
<TD>
<DIV align=center>350～400</DIV></TD>
<TD>
<DIV align=center>af</DIV></TD>
<TD>
<DIV align=center>0.08～0.20</DIV></TD>
<TD>
<DIV align=center>0.13～0.20</DIV></TD>
<TD>
<DIV align=center>0.08～0.20</DIV></TD>
<TD>
<DIV align=center>0.12～0.30</DIV></TD>
<TD>
<DIV align=center>0.13～0.30</DIV></TD>
<TD>
<DIV align=center>0.18～0.30</DIV></TD>
<TD>
<DIV align=center>0.18～0.30</DIV></TD>
<TD>
<DIV align=center>`0.08～0.30</DIV></TD>
<TD>
<DIV align=center>0.13～0.30</DIV></TD>
<TD>
<DIV align=center>0.10～0.30</DIV></TD></TR></TBODY></TABLE>
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