英国标准奥氏体型和奥氏体-铁素体型承压铸钢的钢号与化学成分（质量分数）（%）
<P align=center><TABLE width=748 border=1>
<TBODY>
<TR>
<TD width="19%">
<DIV align=center>钢 号</DIV></TD>
<TD width="10%">
<DIV align=center>数字<BR>牌号</DIV></TD>
<TD noWrap width="9%">
<DIV align=center>C</DIV></TD>
<TD noWrap width="9%">
<DIV align=center>Si</DIV></TD>
<TD noWrap width="8%">
<DIV align=center>Mn</DIV></TD>
<TD noWrap width="7%">
<P align=center>P<BR>≤ </P></TD>
<TD noWrap width="7%">
<P align=center>S<BR>≤ </P></TD>
<TD noWrap width="17%">
<DIV align=center>Cr</DIV></TD>
<TD noWrap width="3%">
<DIV align=center>Ni</DIV></TD>
<TD noWrap width="4%">
<DIV align=center>Mo</DIV></TD>
<TD width="7%">其他</TD></TR>
<TR>
<TD>GX2CrNi19-11</TD>
<TD>1.4309</TD>
<TD>≤0.030</TD>
<TD>≤1.50</TD>
<TD>≤2.00</TD>
<TD>0.035</TD>
<TD>0.025</TD>
<TD>18.00～20.00</TD>
<TD>9.00～12.00</TD>
<TD>—</TD>
<TD>N≤0.20</TD></TR>
<TR>
<TD>GX5CrNi19-10</TD>
<TD>1.4308</TD>
<TD>≤0.07</TD>
<TD>≤1.50</TD>
<TD>≤1.50</TD>
<TD>0.040</TD>
<TD>0.030</TD>
<TD>18.00～20.00</TD>
<TD>8.00～11.00</TD>
<TD>—</TD>
<TD>—</TD></TR>
<TR>
<TD>GX5CrNiNb19-11</TD>
<TD>1.4552</TD>
<TD>≤0.07</TD>
<TD>≤1.50</TD>
<TD>≤1.50</TD>
<TD>0.040</TD>
<TD>0.030</TD>
<TD>18.00～20.00</TD>
<TD>9.00～12.00</TD>
<TD>—</TD>
<TD>Nb8×C<BR>≤1.00 </TD></TR>
<TR>
<TD>GX2CrNiMo19-11-2</TD>
<TD>1.4409</TD>
<TD>≤0.030</TD>
<TD>≤1.50</TD>
<TD>≤2.00</TD>
<TD>0.035</TD>
<TD>0.025</TD>
<TD>18.00～20.00</TD>
<TD>9.00～12.00</TD>
<TD>2.00～2.50</TD>
<TD>N≤0.20</TD></TR>
<TR>
<TD>GX5CrNiMo19-11-2</TD>
<TD>1.4408</TD>
<TD>≤0.07</TD>
<TD>≤1.50</TD>
<TD>≤2.00</TD>
<TD>0.040</TD>
<TD>0.030</TD>
<TD>18.00～20.00</TD>
<TD>9.00～12.00</TD>
<TD>2.00～2.50</TD>
<TD>—</TD></TR>
<TR>
<TD>GX5CrNiMoNb19-11-2</TD>
<TD>1.4581</TD>
<TD>≤0.07</TD>
<TD>≤1.50</TD>
<TD>≤1.50</TD>
<TD>0.040</TD>
<TD>0.030</TD>
<TD>18.00～20.00</TD>
<TD>9.00～12.00</TD>
<TD>2.00～2.50</TD>
<TD>Nb8×C<BR>≤1.00 </TD></TR>
<TR>
<TD>GX2CrNiMo28-20-2</TD>
<TD>1.4458</TD>
<TD>≤0.030</TD>
<TD>≤1.50</TD>
<TD>≤1.50</TD>
<TD>0.035</TD>
<TD>0.025</TD>
<TD>19.00～22.00</TD>
<TD>26.00～30.00</TD>
<TD>2.00～2.50</TD>
<TD>Cu≤2.00<BR>N≤0.20</TD></TR>
<TR>
<TD>GX2CrNiMoN22-5-3</TD>
<TD>1.4470</TD>
<TD>≤0.030</TD>
<TD>≤2.00</TD>
<TD>≤2.00</TD>
<TD>0.035</TD>
<TD>0.025</TD>
<TD>21.00～23.00</TD>
<TD>4.50～6.50</TD>
<TD>2.50～3.50</TD>
<TD>N0.12～<BR>0.20</TD></TR>
<TR>
<TD>GX2CrNiMoCuN25-6-3-3</TD>
<TD>1.4517</TD>
<TD>≤0.030</TD>
<TD>≤1.50</TD>
<TD>≤1.50</TD>
<TD>0.035</TD>
<TD>0.025</TD>
<TD>24.50～26.00</TD>
<TD>5.00～7.00</TD>
<TD>2.50～3.50</TD>
<TD>Cu2.75～3.50<BR>N0.12～0.22</TD></TR>
<TR>
<TD>GX2CrNiMoN26-7-4</TD>
<TD>1.4469</TD>
<TD>≤0.030</TD>
<TD>≤1.00</TD>
<TD>≤1.00</TD>
<TD>0.035</TD>
<TD>0.025</TD>
<TD>25.00～27.00</TD>
<TD>6.00～8.00</TD>
<TD>3.00～5.00</TD>
<TD>Cu≤1.30<BR>N0.12～<BR>0.22</TD></TR></TBODY></TABLE></P>
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