HEATS 发表于 2010-9-12 14:10:49

几种钢在氨中渗氮的工艺参数

<TABLE class=table1 borderColor=#b5dba2 cellSpacing=0 cellPadding=0 width=770 border=1>
<TBODY>
<TR bgColor=#b5dba2>
<TD class=blk12 align=middle width=104 bgColor=#fdfbea rowSpan=2>钢号</TD>
<TD class=blk12 align=middle width=245 bgColor=#fdfbea colSpan=4>渗氮工艺</TD>
<TD class=blk12 align=middle width=103 bgColor=#fdfbea rowSpan=2>渗氮层厚度<BR>(mm)</TD>
<TD class=blk12 align=middle width=120 bgColor=#fdfbea rowSpan=2>表面层硬度<BR>(HV10)</TD>
<TD class=blk12 align=middle width=182 bgColor=#fdfbea rowSpan=2>典型工件</TD></TR>
<TR>
<TD class=blk12 align=middle width=38 bgColor=#fdfbea>阶段</TD>
<TD class=blk12 align=middle width=69 bgColor=#fdfbea>温度(℃)</TD>
<TD class=blk12 align=middle width=64 bgColor=#fdfbea>时间(h)</TD>
<TD class=blk12 align=middle width=74 bgColor=#fdfbea>氨分解率%</TD></TR>
<TR>
<TD>38CrMoAlA</TD>
<TD></TD>
<TD>510±10</TD>
<TD>35</TD>
<TD>20~40</TD>
<TD>0.30~0.35</TD>
<TD>1000~1100</TD>
<TD>镗杆活塞杆</TD></TR>
<TR>
<TD>38CrMoAlA</TD>
<TD></TD>
<TD>510±10</TD>
<TD>80</TD>
<TD>30~50</TD>
<TD>0.50~0.60</TD>
<TD>≥1000</TD>
<TD>镗杆活塞杆</TD></TR>
<TR>
<TD>38CrMoAlA</TD>
<TD></TD>
<TD>535±10</TD>
<TD>35</TD>
<TD>30~50</TD>
<TD>0.45~0.55</TD>
<TD>950~1100</TD>
<TD>镗杆活塞杆</TD></TR>
<TR>
<TD>38CrMoAlA</TD>
<TD>1</TD>
<TD>515±10</TD>
<TD>25</TD>
<TD>18~25</TD>
<TD>0.40~0.60</TD>
<TD>850~1000</TD>
<TD>十字销卡块大齿圈螺杆</TD></TR>
<TR>
<TD>38CrMoAlA</TD>
<TD>2</TD>
<TD>550±10</TD>
<TD>45</TD>
<TD>50~60</TD>
<TD>0.40~0.60</TD>
<TD>850~1000</TD>
<TD>十字销卡块大齿圈螺杆</TD></TR>
<TR>
<TD>38CrMoAlA</TD>
<TD>1</TD>
<TD>510±10</TD>
<TD>10~12</TD>
<TD>15~30</TD>
<TD>0.50~0.80</TD>
<TD>≥80HR30N</TD>
<TD>十字销卡块大齿圈螺杆</TD></TR>
<TR>
<TD>38CrMoAlA</TD>
<TD>2</TD>
<TD>550±10</TD>
<TD>48~58</TD>
<TD>35~65</TD>
<TD>0.50~0.80</TD>
<TD>≥80HR30N</TD>
<TD>十字销卡块大齿圈螺杆</TD></TR>
<TR>
<TD>38CrMoAlA</TD>
<TD>1</TD>
<TD>510±10</TD>
<TD>8~10</TD>
<TD>15~35</TD>
<TD>0.30~0.40</TD>
<TD>>700</TD>
<TD>齿轮</TD></TR>
<TR>
<TD>38CrMoAlA</TD>
<TD>2</TD>
<TD>550±10</TD>
<TD>12~14</TD>
<TD>35~65</TD>
<TD>0.30~0.40</TD>
<TD>>700</TD>
<TD>齿轮</TD></TR>
<TR>
<TD>38CrMoAlA</TD>
<TD>3</TD>
<TD>550±10</TD>
<TD>3</TD>
<TD>>90</TD>
<TD>0.30~0.40</TD>
<TD>>700</TD>
<TD>齿轮</TD></TR>
<TR>
<TD>38CrMoAlA</TD>
<TD></TD>
<TD>510±10</TD>
<TD>35~55</TD>
<TD>20~40</TD>
<TD>0.30~0.55</TD>
<TD>850-950</TD>
<TD>曲轴</TD></TR>
<TR>
<TD>38CrMoAlA</TD>
<TD></TD>
<TD>500±10</TD>
<TD>50</TD>
<TD>15~30</TD>
<TD>0.45~0.50</TD>
<TD>550-650</TD>
<TD>曲轴</TD></TR>
<TR>
<TD>40CrNiMoA</TD>
<TD></TD>
<TD>520±10</TD>
<TD>25</TD>
<TD>25~35</TD>
<TD>0.35~0.55</TD>
<TD>≥68HR30N</TD>
<TD>曲轴</TD></TR>
<TR>
<TD>40CrNiMoA</TD>
<TD>1</TD>
<TD>520±10</TD>
<TD>20</TD>
<TD>25~35</TD>
<TD>0.40~0.70</TD>
<TD>≥83HR15N</TD>
<TD>曲轴</TD></TR>
<TR>
<TD>40CrNiMoA</TD>
<TD>2</TD>
<TD>545±10</TD>
<TD>10~15</TD>
<TD>35~50</TD>
<TD>0.40~0.70</TD>
<TD>≥83HR15N</TD>
<TD>曲轴</TD></TR>
<TR>
<TD>25CrNi4WA</TD>
<TD>1</TD>
<TD>520±10</TD>
<TD>10</TD>
<TD>25~35</TD>
<TD>0.25~0.40</TD>
<TD>≥73HRA</TD>
<TD>受冲击或重载零件</TD></TR>
<TR>
<TD>25CrNi4WA</TD>
<TD>2</TD>
<TD>550±10</TD>
<TD>10</TD>
<TD>45~65</TD>
<TD>0.25~0.40</TD>
<TD>≥73HRA</TD>
<TD>受冲击或重载零件</TD></TR>
<TR>
<TD>25CrNi4WA</TD>
<TD>3</TD>
<TD>520±10</TD>
<TD>12</TD>
<TD>50~70</TD>
<TD>0.25~0.40</TD>
<TD>≥73HRA</TD>
<TD>受冲击或重载零件</TD></TR>
<TR>
<TD>30Cr2Ni2WVA</TD>
<TD></TD>
<TD>500±10</TD>
<TD>35</TD>
<TD>15~30</TD>
<TD>0.25~0.30</TD>
<TD>650~750</TD>
<TD>受冲击或重载零件</TD></TR>
<TR>
<TD>30Cr2Ni2WA</TD>
<TD></TD>
<TD>500±10</TD>
<TD>55</TD>
<TD>15~30</TD>
<TD>0.45~0.50</TD>
<TD>650~750</TD>
<TD>受冲击或重载零件</TD></TR>
<TR>
<TD>30CrMnSiA</TD>
<TD></TD>
<TD>500±10</TD>
<TD>25~30</TD>
<TD>20~30</TD>
<TD>0.20~0.30</TD>
<TD>≥58HRC</TD>
<TD>受冲击或重载零件</TD></TR>
<TR>
<TD>30Cr3WA</TD>
<TD>1</TD>
<TD>500±10</TD>
<TD>40</TD>
<TD>15~25</TD>
<TD>0.40~0.60</TD>
<TD>60~70HRC</TD>
<TD>曲轴等</TD></TR>
<TR>
<TD>30Cr3WA</TD>
<TD>2</TD>
<TD>520±10</TD>
<TD>40</TD>
<TD>25~40</TD>
<TD>0.40~0.60</TD>
<TD>60~70HRC</TD>
<TD>曲轴等</TD></TR>
<TR>
<TD>35CrNi3WA</TD>
<TD>1</TD>
<TD>505±10</TD>
<TD>40</TD>
<TD>15~35</TD>
<TD>≥0.7</TD>
<TD>>45HRC</TD>
<TD>曲轴等</TD></TR>
<TR>
<TD>35CrNi3WA</TD>
<TD>2</TD>
<TD>525±10</TD>
<TD>50</TD>
<TD>40~60</TD>
<TD>≥0.7</TD>
<TD>>45HRC</TD>
<TD>曲轴等</TD></TR>
<TR>
<TD>35CrMo</TD>
<TD></TD>
<TD>520±10</TD>
<TD>60~70</TD>
<TD>50~60</TD>
<TD>0.6~0.7</TD>
<TD>560~650</TD>
<TD>曲轴等</TD></TR>
<TR>
<TD>35CrMo</TD>
<TD>1</TD>
<TD>505±10</TD>
<TD>25</TD>
<TD>18~30</TD>
<TD>0.6~0.7</TD>
<TD>560~650</TD>
<TD>曲轴等</TD></TR>
<TR>
<TD>35CrMo</TD>
<TD>2</TD>
<TD>520±10</TD>
<TD>25</TD>
<TD>30~50</TD>
<TD>0.5~0.6</TD>
<TD>650~700</TD>
<TD>曲轴等</TD></TR>
<TR>
<TD>50CrVA</TD>
<TD></TD>
<TD>460±10</TD>
<TD>15~20</TD>
<TD>10~20</TD>
<TD>0.15~0.25</TD>
<TD></TD>
<TD>弹簧</TD></TR>
<TR>
<TD>50CrVA</TD>
<TD></TD>
<TD>480±10</TD>
<TD>7~9</TD>
<TD>15~35</TD>
<TD>0.15~0.25</TD>
<TD></TD>
<TD>弹簧</TD></TR>
<TR>
<TD>40Cr</TD>
<TD></TD>
<TD>490±10</TD>
<TD>24</TD>
<TD>15~35</TD>
<TD>0.20~0.30</TD>
<TD>≥550</TD>
<TD>齿轮</TD></TR>
<TR>
<TD>40Cr</TD>
<TD>1</TD>
<TD>520±10</TD>
<TD>10~15</TD>
<TD>25~35</TD>
<TD>0.20~0.30</TD>
<TD>≥550</TD>
<TD>齿轮</TD></TR>
<TR>
<TD>40Cr</TD>
<TD>2</TD>
<TD>540±10</TD>
<TD>52</TD>
<TD>35~50</TD>
<TD>0.50~0.70</TD>
<TD>≥50HRC</TD>
<TD>齿轮</TD></TR>
<TR>
<TD>18CrNiWA</TD>
<TD></TD>
<TD>490±10</TD>
<TD>30</TD>
<TD>25~30</TD>
<TD>0.20~0.30</TD>
<TD>≥600</TD>
<TD>轴</TD></TR>
<TR>
<TD>18Cr2Ni4A</TD>
<TD></TD>
<TD>500±10</TD>
<TD>35</TD>
<TD>15~30</TD>
<TD>0.25~0.30</TD>
<TD>650~750</TD>
<TD>轴</TD></TR>
<TR>
<TD>1Cr13</TD>
<TD></TD>
<TD>510±10</TD>
<TD>55</TD>
<TD>20~40</TD>
<TD>0.15~0.25</TD>
<TD>950~1050</TD>
<TD>要求耐磨,抗疲劳抗蚀的零件</TD></TR>
<TR>
<TD>1Cr13</TD>
<TD></TD>
<TD>550±10</TD>
<TD>48</TD>
<TD>25~40</TD>
<TD>0.25~0.30</TD>
<TD>900~950</TD>
<TD>要求耐磨,抗疲劳抗蚀的零件</TD></TR>
<TR>
<TD>2Cr13</TD>
<TD></TD>
<TD>500±10</TD>
<TD>48</TD>
<TD>15~25</TD>
<TD>0.10~0.12</TD>
<TD>1000~1050</TD>
<TD>要求耐磨,抗疲劳抗蚀的零件</TD></TR>
<TR>
<TD>2Cr13</TD>
<TD></TD>
<TD>550±10</TD>
<TD>50</TD>
<TD>40~45</TD>
<TD>0.25~0.35</TD>
<TD>850~950</TD>
<TD>要求耐磨,抗疲劳抗蚀的零件</TD></TR>
<TR>
<TD>15Cr11MoV</TD>
<TD>1</TD>
<TD>530±10</TD>
<TD>10</TD>
<TD>30~35</TD>
<TD>0.30~0.40</TD>
<TD>900~950</TD>
<TD>要求耐磨,抗疲劳抗蚀的零件</TD></TR>
<TR>
<TD>15Cr12WMoV</TD>
<TD>2</TD>
<TD>580±10</TD>
<TD>20</TD>
<TD>50~65</TD>
<TD>0.30~0.40</TD>
<TD>900~950</TD>
<TD>要求耐磨,抗疲劳抗蚀的零件</TD></TR>
<TR>
<TD>4Cr14Ni14W2-Mo</TD>
<TD></TD>
<TD>510±10</TD>
<TD>35</TD>
<TD>18~23</TD>
<TD>0.04~0.06</TD>
<TD>80~85HR</TD>
<TD>要求耐磨,抗疲劳抗蚀的零件</TD></TR>
<TR>
<TD>4Cr14Ni14W2-Mo</TD>
<TD></TD>
<TD>560±10</TD>
<TD>60</TD>
<TD>25~40</TD>
<TD>0.10~0.12</TD>
<TD>15N800~900</TD>
<TD>要求耐磨,抗疲劳抗蚀的零件</TD></TR>
<TR>
<TD>4Cr14Ni14W2-Mo</TD>
<TD></TD>
<TD>630±10</TD>
<TD>40</TD>
<TD>50~80</TD>
<TD>0.08~0.14</TD>
<TD>≥80HR15N</TD>
<TD>要求耐磨,抗疲劳抗蚀的零件</TD></TR>
<TR>
<TD>25Cr18Ni18W2</TD>
<TD></TD>
<TD>550±10</TD>
<TD>55</TD>
<TD>40~55</TD>
<TD>0.15~0.22</TD>
<TD>850~1000</TD>
<TD>要求耐磨,抗疲劳抗蚀的零件</TD></TR>
<TR>
<TD>25Cr18Ni18W2</TD>
<TD></TD>
<TD>600±10</TD>
<TD>24</TD>
<TD>35~50</TD>
<TD>0.12~0.16</TD>
<TD>850~950</TD>
<TD>要求耐磨,抗疲劳抗蚀的零件</TD></TR>
<TR>
<TD>4Cr14Ni2W2</TD>
<TD></TD>
<TD>55±10</TD>
<TD>55</TD>
<TD>40~55</TD>
<TD>0.18~0.25</TD>
<TD>900~1000</TD>
<TD>要求耐磨,抗疲劳抗蚀的零件</TD></TR>
<TR>
<TD>4Cr14Ni2W2</TD>
<TD></TD>
<TD>570±10</TD>
<TD>55</TD>
<TD>45~60</TD>
<TD>0.20~0.30</TD>
<TD>800~900</TD>
<TD>要求耐磨,抗疲劳抗蚀的零件</TD></TR>
<TR>
<TD>Cr10Si2Mo</TD>
<TD></TD>
<TD>590±10</TD>
<TD>35~37</TD>
<TD>30~70</TD>
<TD>0.20~0.30</TD>
<TD>84HR15N</TD>
<TD>要求耐磨,抗疲劳抗蚀的零件</TD></TR>
<TR>
<TD>1Cr18Ni9Ti</TD>
<TD></TD>
<TD>570±10</TD>
<TD>80</TD>
<TD>35~55</TD>
<TD>0.20~0.30</TD>
<TD>900~1000</TD>
<TD>要求耐磨,抗疲劳抗蚀的零件</TD></TR>
<TR>
<TD>1Cr18Ni9Ti</TD>
<TD>1</TD>
<TD>545±10</TD>
<TD>30</TD>
<TD>25~40</TD>
<TD>0.20~0.30</TD>
<TD>≥900</TD>
<TD>模具</TD></TR>
<TR>
<TD>1Cr18Ni9Ti</TD>
<TD>2</TD>
<TD>565±10</TD>
<TD>45</TD>
<TD>35~60</TD>
<TD>0.20~0.30</TD>
<TD>≥900</TD>
<TD>模具</TD></TR>
<TR>
<TD>3Cr2W8V</TD>
<TD></TD>
<TD>535±10</TD>
<TD>12~16</TD>
<TD>25~40</TD>
<TD>0.15~0.20</TD>
<TD>1000~1100</TD>
<TD>模具</TD></TR>
<TR>
<TD>4Cr5W2VSi</TD>
<TD></TD>
<TD>560±10</TD>
<TD>55</TD>
<TD>20~45</TD>
<TD>0.45~0.55</TD>
<TD>700~750</TD>
<TD>模具</TD></TR>
<TR>
<TD>Cr12,Cr12Mo</TD>
<TD>1</TD>
<TD>480±10</TD>
<TD>18</TD>
<TD>14~27</TD>
<TD>≤0.20</TD>
<TD>700~800</TD>
<TD>模具</TD></TR>
<TR>
<TD>Cr12MoV</TD>
<TD>2</TD>
<TD>530±10</TD>
<TD>22</TD>
<TD>30~60</TD>
<TD>≤0.20</TD>
<TD>700~800</TD>
<TD>模具</TD></TR>
<TR>
<TD>Cr18Si2Mo</TD>
<TD></TD>
<TD>570±10</TD>
<TD>35</TD>
<TD>30~60</TD>
<TD>0.2~0.25</TD>
<TD>≥800</TD>
<TD>要求耐磨的抗氧化零件</TD></TR>
<TR>
<TD>W18Cr4V</TD>
<TD></TD>
<TD>515±10</TD>
<TD>0.25~1</TD>
<TD>20~40</TD>
<TD>0.01~0.025</TD>
<TD>1100~1300</TD>
<TD>刀具</TD></TR></TBODY></TABLE>
               
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