一般工程用铸造碳钢的化学成分
<TABLE cellSpacing=0 cellPadding=0 align=center border=1><TBODY>
<TR>
<TD vAlign=top width=96 rowSpan=2>
<DIV align=center>标准</DIV></TD>
<TD vAlign=top width=72 rowSpan=2>
<DIV align=center>牌号</DIV></TD>
<TD vAlign=top width=48 rowSpan=2>
<DIV align=center>C</DIV></TD>
<TD vAlign=top width=48 rowSpan=2>
<DIV align=center>Si</DIV></TD>
<TD vAlign=top width=48 rowSpan=2>
<DIV align=center>Mn</DIV></TD>
<TD vAlign=top width=48 rowSpan=2>
<DIV align=center>S</DIV></TD>
<TD vAlign=top width=48 rowSpan=2>
<DIV align=center>P</DIV></TD>
<TD vAlign=top width=240 colSpan=5>
<DIV align=center>残余元素</DIV></TD></TR>
<TR>
<TD vAlign=top width=48>
<DIV align=center>Ni</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>Cr</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>Cu</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>Mo</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>V</DIV></TD></TR>
<TR>
<TD vAlign=top width=96 rowSpan=5>
<DIV align=center>我国标准</DIV>
<DIV align=center>（GB/T11352-1989）</DIV></TD>
<TD vAlign=top width=72>
<DIV align=center>ZG200-400</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.20</DIV></TD>
<TD vAlign=top width=48 rowSpan=3>
<DIV align=center>0.50</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.80</DIV></TD>
<TD vAlign=top width=48 rowSpan=5>
<DIV align=center>0.01</DIV></TD>
<TD vAlign=top width=48 rowSpan=5>
<DIV align=center>0.01</DIV></TD>
<TD vAlign=top width=48 rowSpan=5>
<DIV align=center>0.30</DIV></TD>
<TD vAlign=top width=48 rowSpan=5>
<DIV align=center>0.35</DIV></TD>
<TD vAlign=top width=48 rowSpan=5>
<DIV align=center>0.30</DIV></TD>
<TD vAlign=top width=48 rowSpan=5>
<DIV align=center>0.20</DIV></TD>
<TD vAlign=top width=48 rowSpan=5>
<DIV align=center>0.05</DIV></TD></TR>
<TR>
<TD vAlign=top width=72>
<DIV align=center>ZG230-450</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.30</DIV></TD>
<TD vAlign=top width=48 rowSpan=4>
<DIV align=center>0.90</DIV></TD></TR>
<TR>
<TD vAlign=top width=72>
<DIV align=center>ZG270-500</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.40</DIV></TD></TR>
<TR>
<TD vAlign=top width=72>
<DIV align=center>ZG310-570</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.50</DIV></TD>
<TD vAlign=top width=48 rowSpan=2>
<DIV align=center>0.60</DIV></TD></TR>
<TR>
<TD vAlign=top width=72>
<DIV align=center>ZG340-640</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.60</DIV></TD></TR>
<TR>
<TD vAlign=top width=96 rowSpan=7>
<DIV align=center>美国标准</DIV>
<DIV align=center>（ASTM A27-00）</DIV></TD>
<TD vAlign=top width=72>
<DIV align=center>N-1</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.25</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.80</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.75</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.06</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.05</DIV></TD>
<TD vAlign=top width=48 rowSpan=7>
<DIV align=center>—</DIV></TD>
<TD vAlign=top width=48 rowSpan=7>
<DIV align=center>—</DIV></TD>
<TD vAlign=top width=48 rowSpan=7>
<DIV align=center>—</DIV></TD>
<TD vAlign=top width=48 rowSpan=7>
<DIV align=center>—</DIV></TD>
<TD vAlign=top width=48 rowSpan=7>
<DIV align=center>—</DIV></TD></TR>
<TR>
<TD vAlign=top width=72>
<DIV align=center>N-2</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.35</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.80</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.60</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.06</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.05</DIV></TD></TR>
<TR>
<TD vAlign=top width=72>
<DIV align=center>U-415-205（60-30）</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.25</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.80</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.75</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.06</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.05</DIV></TD></TR>
<TR>
<TD vAlign=top width=72>
<DIV align=center>415-205（60-30）</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.30</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.80</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.60</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.06</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.05</DIV></TD></TR>
<TR>
<TD vAlign=top width=72>
<DIV align=center>450-240（65-35）</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.30</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.80</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.70</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.06</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.05</DIV></TD></TR>
<TR>
<TD vAlign=top width=72>
<DIV align=center>485-250（70-36）</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.35</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.80</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.70</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.06</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.05</DIV></TD></TR>
<TR>
<TD vAlign=top width=72>
<DIV align=center>485-275（70-40）</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.25</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.80</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>1.20</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.06</DIV></TD>
<TD vAlign=top width=48>
<DIV align=center>0.05</DIV></TD></TR></TBODY></TABLE>
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