抗磨白口铸铁热处理参考规范
<TABLE borderColor=#000000 height=257 cellSpacing=0 cellPadding=1 width=697 align=center border=1><TBODY>
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<TD width=96>
<P align=center>牌号</P></TD>
<TD width=183>
<P align=center>软化退火处理</P></TD>
<TD width=200>
<P align=center>硬化处理</P></TD>
<TD width=200>
<P align=center>去应力处理</P></TD></TR>
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<TD>
<P align=center>KmTBNi4Cr2-DT</P></TD>
<TD rowSpan=2>
<DIV align=center>—</DIV></TD>
<TD rowSpan=2>
<P align=center>400~1700℃保温4~6h出炉空冷或炉冷</P></TD>
<TD rowSpan=2>
<P align=center>250~300℃保温4~16h,出炉空冷或炉冷</P></TD></TR>
<TR>
<TD>
<P align=center>KmTBNi4Cr2-GT</P></TD></TR>
<TR>
<TD height=26>
<P align=center>KmTBCr9Ni5</P></TD>
<TD>
<DIV align=center>—</DIV></TD>
<TD>
<P align=center>750~825℃保温4~12h出炉空冷或炉冷</P></TD>
<TD>
<P align=center>250~300℃保温4~16h,出炉空冷或炉冷</P></TD></TR>
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<TD>
<P align=center>KmTBCr2</P></TD>
<TD>
<P align=center>940~960℃保温1~6h,缓冷到750~780℃，保温4~6h,缓冷至600℃以下出炉空冷或炉冷</P></TD>
<TD>
<P align=center>960~1000℃保温1~6h出炉空冷</P></TD>
<TD>
<P align=center>200~300℃保温2~6h,出炉空冷或炉冷</P></TD></TR>
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<TD>
<P align=center>KmTBCr8</P></TD>
<TD>
<P align=center>920~960℃保温1~8h,缓冷至700~750℃，保温4~8h,缓冷至600℃以下出炉空冷或炉冷</P></TD>
<TD>
<P align=center>940~980℃保温2~6h，出炉进入260~320℃盐浴炉等温2~6h,出炉空冷</P></TD>
<TD>
<P align=center>200~300℃保温2~6h,出炉空冷或炉冷</P></TD></TR>
<TR>
<TD>
<P align=center>KmTBCr12</P></TD>
<TD>
<P align=center>920~960℃保温1~8h,缓冷至700~750℃，保温4~8h,缓冷至600℃以下出炉空冷或炉冷</P></TD>
<TD>
<P align=center>920~980℃保温2~6h,出炉空冷</P></TD>
<TD>
<P align=center>200~300℃保温2~8h,出炉空冷或炉冷</P></TD></TR>
<TR>
<TD>
<P align=center>KmTBCr15Mo</P></TD>
<TD>
<P align=center>920~960℃保温1~8h,缓冷至700~750℃，保温4~8h,缓冷至600℃以下出炉空冷或炉冷</P></TD>
<TD>
<P align=center>920~1000℃保温2~6h,出炉空冷</P></TD>
<TD>
<P align=center>200~300℃保温2~8h,出炉空冷或炉冷</P></TD></TR>
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<TD>
<P align=center>KmTBCr20Mo</P></TD>
<TD rowSpan=2>
<P align=center>960~1000℃保温1~8h,缓冷至700~750℃，保温4~10h,缓冷至600℃以下出炉空冷或炉冷</P></TD>
<TD>
<P align=center>960~1020℃保温2~6h,出炉空冷或炉冷</P></TD>
<TD rowSpan=2>
<P align=center>200~300℃保温2~8h,出炉空冷或炉冷</P></TD></TR>
<TR>
<TD>
<P align=center>KmTBCr26</P></TD>
<TD>
<P align=center>960~1060℃保温2~6h,出炉空冷或炉冷</P></TD></TR></TBODY></TABLE>
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