中锰球墨铸铁碳化物对抗磨性的影响
<TABLE cellSpacing=0 cellPadding=0 border=1><TBODY>
<TR>
<TD vAlign=top width=189 colSpan=2>
<P align=center><STRONG>化学成分（％）</STRONG></P></TD>
<TD vAlign=top width=95 rowSpan=2>
<P align=center><STRONG>基体组织</STRONG></P></TD>
<TD vAlign=top width=95>
<P align=center><STRONG>碳化物</STRONG></P></TD>
<TD vAlign=top width=95>
<P align=center><STRONG>硬度</STRONG></P></TD>
<TD vAlign=top width=95>
<P align=center><STRONG>磨损量</STRONG></P></TD></TR>
<TR>
<TD vAlign=top width=95>
<P align=center>Mn</P></TD>
<TD vAlign=top width=95>
<P align=center>Si</P></TD>
<TD vAlign=top width=95>
<P align=center>（％）</P></TD>
<TD vAlign=top width=95>
<P align=center>HBC</P></TD>
<TD vAlign=top width=95>
<P align=center>㎜/天</P></TD></TR>
<TR>
<TD vAlign=top width=95>
<P align=center>5~5.7</P></TD>
<TD vAlign=top width=95>
<P align=center>2.0~2.1</P></TD>
<TD vAlign=top width=95>
<P align=center>索氏体+少量奥氏体</P></TD>
<TD vAlign=top width=95>
<P align=center>30~35</P></TD>
<TD vAlign=top width=95>
<P align=center>53</P></TD>
<TD vAlign=top width=95>
<P align=center>0.086</P></TD></TR>
<TR>
<TD vAlign=top width=95>
<P align=center>5~5.7</P></TD>
<TD vAlign=top width=95>
<P align=center>3.2~3.8</P></TD>
<TD vAlign=top width=95>
<P align=center>针状体+奥氏体</P></TD>
<TD vAlign=top width=95>
<P align=center>15~25</P></TD>
<TD vAlign=top width=95>
<P align=center>49</P></TD>
<TD vAlign=top width=95>
<P align=center>0.172</P></TD></TR>
<TR>
<TD vAlign=top width=95>
<P align=center>5~5.7</P></TD>
<TD vAlign=top width=95>
<P align=center>3.2~3.8</P></TD>
<TD vAlign=top width=95>
<P align=center>针状体+奥氏体</P>
<P align=center>10％～20％</P></TD>
<TD vAlign=top width=95>
<P align=center>5~10</P></TD>
<TD vAlign=top width=95>
<P align=center>50</P></TD>
<TD vAlign=top width=95>
<P align=center>0.207</P></TD></TR></TBODY></TABLE>
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