耐热铸铁件的牌号和化学成分
<TABLE cellSpacing=0 cellPadding=0 border=1><TBODY>
<TR>
<TD width=55 rowSpan=3>
<P align=center><STRONG>类别</STRONG></P></TD>
<TD width=84 rowSpan=3>
<P align=center><STRONG>牌号</STRONG></P></TD>
<TD width=562 colSpan=10>
<P align=center><STRONG>化学成分(质量分数)(%)</STRONG></P></TD></TR>
<TR>
<TD width=76 rowSpan=2>
<P align=center>C</P></TD>
<TD width=91 rowSpan=2>
<P align=center>Si</P></TD>
<TD width=61>
<P align=center>Mn</P></TD>
<TD width=61 colSpan=2>
<P align=center>P</P></TD>
<TD width=76 colSpan=2>
<P align=center>S</P></TD>
<TD width=121 colSpan=2 rowSpan=2>
<P align=center>Cr</P></TD>
<TD width=77 rowSpan=2>
<P align=center>Al</P></TD></TR>
<TR>
<TD width=197 colSpan=5>
<P align=center>≤</P></TD></TR>
<TR>
<TD width=55 rowSpan=4>
<P align=center>耐热铸铁</P></TD>
<TD width=84>
<P align=center>RTCr</P></TD>
<TD width=76>
<P align=center>3.0~3.8</P></TD>
<TD width=91>
<P align=center>1.5~2.5</P></TD>
<TD width=62 colSpan=2>
<P align=center>1.0</P></TD>
<TD width=61 colSpan=2>
<P align=center>0.20</P></TD>
<TD width=76 colSpan=2>
<P align=center>0.12</P></TD>
<TD width=120>
<P align=center>0.50~1.00</P></TD>
<TD width=77>
<P align=center>---</P></TD></TR>
<TR>
<TD width=84>
<P align=center>RTCr2</P></TD>
<TD width=76>
<P align=center>3.0~3.8</P></TD>
<TD width=91>
<P align=center>2.0~3.0</P></TD>
<TD width=62 colSpan=2>
<P align=center>1.0</P></TD>
<TD width=61 colSpan=2>
<P align=center>0.20</P></TD>
<TD width=76 colSpan=2>
<P align=center>0.12</P></TD>
<TD width=120>
<P align=center>>1.00~2.00</P></TD>
<TD width=77>
<P align=center>---</P></TD></TR>
<TR>
<TD width=84>
<P align=center>RTCrl6</P></TD>
<TD width=76>
<P align=center>1.6~2.4</P></TD>
<TD width=91>
<P align=center>1.5~2.2</P></TD>
<TD width=62 colSpan=2>
<P align=center>1.0</P></TD>
<TD width=61 colSpan=2>
<P align=center>0.10</P></TD>
<TD width=76 colSpan=2>
<P align=center>0.05</P></TD>
<TD width=120>
<P align=center>15.00~18.00</P></TD>
<TD width=77>
<P align=center>---</P></TD></TR>
<TR>
<TD width=84>
<P align=center>RTSi5</P></TD>
<TD width=76>
<P align=center>2.4~3.2</P></TD>
<TD width=91>
<P align=center>4.5~5.5</P></TD>
<TD width=62 colSpan=2>
<P align=center>0.8</P></TD>
<TD width=61 colSpan=2>
<P align=center>0.20</P></TD>
<TD width=76 colSpan=2>
<P align=center>0.12</P></TD>
<TD width=120>
<P align=center>0.50~1.00</P></TD>
<TD width=77>
<P align=center>---</P></TD></TR>
<TR>
<TD width=55 rowSpan=6>
<P align=center>耐热球</P>
<P align=center>墨铸铁</P></TD>
<TD width=84>
<P align=center>RTQSi4</P></TD>
<TD width=76>
<P align=center>2.4~3.2</P></TD>
<TD width=91>
<P align=center>3.5~4.5</P></TD>
<TD width=62 colSpan=2>
<P align=center>0.7</P></TD>
<TD width=61 colSpan=2>
<P align=center>0.10</P></TD>
<TD width=76 colSpan=2>
<P align=center>0.03</P></TD>
<TD width=120>
<P align=center> </P></TD>
<TD width=77>
<P align=center>---</P></TD></TR>
<TR>
<TD width=84>
<P align=center>RTQSi4Mo</P></TD>
<TD width=76>
<P align=center>2.7~3.5</P></TD>
<TD width=91>
<P align=center>3.5~4.5</P></TD>
<TD width=62 colSpan=2>
<P align=center>0.5</P></TD>
<TD width=61 colSpan=2>
<P align=center>0.10</P></TD>
<TD width=76 colSpan=2>
<P align=center>0.03</P></TD>
<TD width=120>
<P align=center>Mo:0.3~0.7</P></TD>
<TD width=77>
<P align=center>---</P></TD></TR>
<TR>
<TD width=84>
<P align=center>RTQSi5</P></TD>
<TD width=76>
<P align=center>2.4~3.2</P></TD>
<TD width=91>
<P align=center>>4.5~5.5</P></TD>
<TD width=62 colSpan=2>
<P align=center>0.7</P></TD>
<TD width=61 colSpan=2>
<P align=center>0.10</P></TD>
<TD width=76 colSpan=2>
<P align=center>0.03</P></TD>
<TD width=120>
<P align=center>---</P></TD>
<TD width=77>
<P align=center>---</P></TD></TR>
<TR>
<TD width=84>
<P align=center>RTQAl4Si4</P></TD>
<TD width=76>
<P align=center>2.5~3.0</P></TD>
<TD width=91>
<P align=center>3.5~4.5</P></TD>
<TD width=62 colSpan=2>
<P align=center>0.5</P></TD>
<TD width=61 colSpan=2>
<P align=center>0.10</P></TD>
<TD width=76 colSpan=2>
<P align=center>0.02</P></TD>
<TD width=120>
<P align=center>---</P></TD>
<TD width=77>
<P align=center>4.0~5.0</P></TD></TR>
<TR>
<TD width=84>
<P align=center>RTQAl5si5</P></TD>
<TD width=76>
<P align=center>2.3~2.8</P></TD>
<TD width=91>
<P align=center>>4.5~5.2</P></TD>
<TD width=62 colSpan=2>
<P align=center>0.5</P></TD>
<TD width=61 colSpan=2>
<P align=center>0.10</P></TD>
<TD width=76 colSpan=2>
<P align=center>0.02</P></TD>
<TD width=120>
<P align=center>---</P></TD>
<TD width=77>
<P align=center>>5.0~5.8</P></TD></TR>
<TR>
<TD width=84>
<P align=center>RTQAl22</P></TD>
<TD width=76>
<P align=center>1.6~2.2</P></TD>
<TD width=91>
<P align=center>1.0~2.0</P></TD>
<TD width=62 colSpan=2>
<P align=center>0.7</P></TD>
<TD width=61 colSpan=2>
<P align=center>0.10</P></TD>
<TD width=76 colSpan=2>
<P align=center>0.03</P></TD>
<TD width=120>
<P align=center>---</P></TD>
<TD width=77>
<P align=center>20.0~24.0</P></TD></TR></TBODY></TABLE>
页:
[1]