耐热铸铁的牌号与化学性能
<TABLE cellSpacing=0 cellPadding=0 width="100%" border=1><TBODY>
<TR>
<TD width="10%">
<DIV align=center>类 型</DIV></TD>
<TD width="10%">
<DIV align=center>牌 号</DIV></TD>
<TD width="10%">
<DIV align=center>C</DIV></TD>
<TD width="10%">
<DIV align=center>Si</DIV></TD>
<TD width="10%">
<DIV align=center>Mn≤</DIV></TD>
<TD width="10%">
<DIV align=center>P≤</DIV></TD>
<TD width="10%">
<DIV align=center>S≤</DIV></TD>
<TD width="14%">
<DIV align=center>Cr</DIV></TD>
<TD width="10%">
<DIV align=center>Al</DIV></TD></TR>
<TR>
<TD width="10%">
<DIV align=center>耐热合金铸铁</DIV></TD>
<TD width="10%">
<DIV align=center>RTCr</DIV>
<DIV align=center>RTCr2</DIV>
<DIV align=center>RTCr16</DIV>
<DIV align=center>RTSi5</DIV></TD>
<TD width="10%">
<DIV align=center>3.0~3.8</DIV>
<DIV align=center>3.0~3.8</DIV>
<DIV align=center>1.6~2.4</DIV>
<DIV align=center>2.4~3.2</DIV></TD>
<TD width="10%">
<DIV align=center>1.5~2.5</DIV>
<DIV align=center>2.0~3.0</DIV>
<DIV align=center>1.5~2.2</DIV>
<DIV align=center>4.5~5.5</DIV></TD>
<TD width="10%">
<DIV align=center>1.0</DIV>
<DIV align=center>1.0</DIV>
<DIV align=center>1.0</DIV>
<DIV align=center>0.8</DIV></TD>
<TD width="10%">
<DIV align=center>0.20</DIV>
<DIV align=center>0.20</DIV>
<DIV align=center>0.10</DIV>
<DIV align=center>0.20</DIV></TD>
<TD width="10%">
<DIV align=center>0.12</DIV>
<DIV align=center>0.12</DIV>
<DIV align=center>0.05</DIV>
<DIV align=center>0.12</DIV></TD>
<TD width="14%">
<DIV align=center>0.50~1.00</DIV>
<DIV align=center>1.00~2.00</DIV>
<DIV align=center>15.00~18.00</DIV>
<DIV align=center>0.50~1.00</DIV></TD>
<TD width="10%">
<DIV align=center>-</DIV>
<DIV align=center>-</DIV>
<DIV align=center>-</DIV>
<DIV align=center>-</DIV></TD></TR>
<TR>
<TD width="10%" rowSpan=6>
<DIV align=center>耐热球墨铸铁</DIV></TD>
<TD width="10%">
<DIV align=center>RTQSi4</DIV></TD>
<TD width="10%">
<DIV align=center>2.4~3.2</DIV></TD>
<TD width="10%">
<DIV align=center>3.5~4.5</DIV></TD>
<TD width="10%">
<DIV align=center>0.7</DIV></TD>
<TD width="10%">
<DIV align=center>0.10</DIV></TD>
<TD width="10%">
<DIV align=center>0.03</DIV></TD>
<TD width="14%">
<DIV align=center>-</DIV></TD>
<TD width="10%">
<DIV align=center>-</DIV></TD></TR>
<TR>
<TD width="10%">
<DIV align=center>RQTSi4Mo</DIV></TD>
<TD width="10%">
<DIV align=center>2.7~3.5</DIV></TD>
<TD width="10%">
<DIV align=center>3.5~4.5</DIV></TD>
<TD width="10%">
<DIV align=center>0.5</DIV></TD>
<TD width="10%">
<DIV align=center>0.10</DIV></TD>
<TD width="10%">
<DIV align=center>0.03</DIV></TD>
<TD width="14%">
<DIV align=center>Mo0.3~0.7</DIV></TD>
<TD width="10%">
<DIV align=center>-</DIV></TD></TR>
<TR>
<TD width="10%">
<DIV align=center>RQTSi5</DIV></TD>
<TD width="10%">
<DIV align=center>2.4~3.2</DIV></TD>
<TD width="10%">
<DIV align=center>4.5~5.5</DIV></TD>
<TD width="10%">
<DIV align=center>0.7</DIV></TD>
<TD width="10%">
<DIV align=center>0.10</DIV></TD>
<TD width="10%">
<DIV align=center>0.03</DIV></TD>
<TD width="14%">
<DIV align=center>-</DIV></TD>
<TD width="10%">
<DIV align=center>-</DIV></TD></TR>
<TR>
<TD width="10%">
<DIV align=center>RQTAl4Si4</DIV></TD>
<TD width="10%">
<DIV align=center>2.5~3.0</DIV></TD>
<TD width="10%">
<DIV align=center>3.5~4.5</DIV></TD>
<TD width="10%">
<DIV align=center>0.5</DIV></TD>
<TD width="10%">
<DIV align=center>0.10</DIV></TD>
<TD width="10%">
<DIV align=center>0.02</DIV></TD>
<TD width="14%">
<DIV align=center>-</DIV></TD>
<TD width="10%">
<DIV align=center>4.0~5.0</DIV></TD></TR>
<TR>
<TD width="10%">
<DIV align=center>RQTAl5Si5</DIV></TD>
<TD width="10%">
<DIV align=center>2.3~2.8</DIV></TD>
<TD width="10%">
<DIV align=center>4.5~5.2</DIV></TD>
<TD width="10%">
<DIV align=center>0.5</DIV></TD>
<TD width="10%">
<DIV align=center>0.10</DIV></TD>
<TD width="10%">
<DIV align=center>0.02</DIV></TD>
<TD width="14%">
<DIV align=center>-</DIV></TD>
<TD width="10%">
<DIV align=center>5.0~5.8</DIV></TD></TR>
<TR>
<TD width="10%">
<DIV align=center>RQTAl22</DIV></TD>
<TD width="10%">
<DIV align=center>1.6~2.2</DIV></TD>
<TD width="10%">
<DIV align=center>1.0~2.0</DIV></TD>
<TD width="10%">
<DIV align=center>0.7</DIV></TD>
<TD width="10%">
<DIV align=center>0.10</DIV></TD>
<TD width="10%">
<DIV align=center>0.03</DIV></TD>
<TD width="14%">
<DIV align=center>-</DIV></TD>
<TD width="10%">
<DIV align=center>20.0~24.0</DIV></TD></TR></TBODY></TABLE>
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