不锈钢的特性和用途
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<TD class=framerightbottom width=93 colSpan=2 height=21><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">钢号</SPAN></TD>
<TD class=framerightbottom width=338 height=21><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">特性</SPAN></TD>
<TD class=framebottom width=293 height=21><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">用途</SPAN></TD></TR>
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<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><FONT size=2> </FONT></P></TD>
<TD class=framerightbottom width=68>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">304 </SPAN></P>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">18Cr--8Ni </SPAN></P></TD>
<TD class=framerightbottom align=left width=338>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%" align=left><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">作为一种用途广泛的钢，具有良好的耐蚀性、耐热性，低温强度和机械特性。冲压，弯曲等热加工性好，无热处理硬化现象（无磁性，使用温度负196摄氏度至负800摄氏度）</SPAN></P></TD>
<TD class=framebottom align=left width=293>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%" align=left><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">家庭用品（1、2类餐具，厨柜，室内管线，热水器，锅炉，浴缸）、汽车配件（风挡雨刷、消声器、模制品）、医疗器具、建材、化学、食品工作、农业、船舶部件</SPAN></P></TD></TR>
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<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">304L </SPAN></P>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">18Cr----8Ni----低碳 </SPAN></P></TD>
<TD class=framerightbottom borderColor=#0099cc align=left width=338>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">作为低C的304钢，在一般状态下，其耐蚀性与304钢相似，但在焊接后或者消除应力后，其抗昌界腐蚀能力优秀。在未进行热处理的情况下，亦能保持良好的耐蚀性，一般在400以下使用（无磁性，使用温度负196摄氏度至负800摄氏度）</SPAN></P></TD>
<TD class=framebottom align=left width=293>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">应用于抗晶界腐蚀性要求高的化学、煤碳、石油产业的野外露大机器，建材、耐热零件及热处理有困难的零件。</SPAN></P></TD></TR>
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<TD class=framerightbottom width=68>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">304J1 </SPAN></P>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">13Cr-7.7Ni</SPAN></P>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">-2Cu </SPAN></P></TD>
<TD class=framerightbottom align=left width=338>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">应添加Cu，其成型性，特别是拔丝性和抗时效裂纹性好，帮可进行复杂形状的产品成型。其耐蚀性。其耐蚀性与304钢相同。</SPAN></P></TD>
<TD class=framebottom align=left width=293>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">保温瓶、厨房洗涤槽、锅、壶、保温饭盒、门把手，纺织加工机器。</SPAN></P></TD></TR>
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<TD class=framerightbottom width=68>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">316 </SPAN></P>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">18Cr-12Ni</SPAN></P>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">-2.5Mo </SPAN></P></TD>
<TD class=framerightbottom align=left width=338>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">应添加Mo，故其耐蚀性、耐大气腐蚀性和高温强度特别好，可在苛酷的条件下使用。加工硬化性优（无磁性）</SPAN></P></TD>
<TD class=framebottom align=left width=293>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">海水里用设备、化学、染料、造纸、草酸、肥料等生产设备；照像、食品工业，沿海地区设施、绳索、CD杆、螺栓、螺母</SPAN></P></TD></TR>
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<TD class=framerightbottom width=68>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">316L </SPAN></P>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">18Cr-12Ni</SPAN></P>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">-2.5Mo低碳 </SPAN></P></TD>
<TD class=framerightbottom align=left width=338>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">作为316钢种的低C系列，除与316钢有相同的特性外，其抗晶界腐蚀性优。</SPAN></P></TD>
<TD class=framebottom align=left width=293>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">316钢的用途中，对抗晶界腐蚀性有特别要求的产品。</SPAN></P></TD></TR>
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<TD class=framerightbottom width=68>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">321 </SPAN></P>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">18Cr-9Ni-Ti </SPAN></P></TD>
<TD class=framerightbottom align=left width=338>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">在304钢中添加Ti元素来防止晶界腐蚀。适合与在430摄氏度至900摄氏度下使用。</SPAN></P></TD>
<TD class=framebottom align=left width=293>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">航空器、排气管、锅炉汽包</SPAN></P></TD></TR>
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<TD class=framerightbottom width=21 height=73>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">铁素体钢</SPAN></P></TD>
<TD class=framerightbottom width=68 height=73>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">409L </SPAN></P>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">11.3C-0.17Ni-</SPAN></P>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">低C、U </SPAN></P></TD>
<TD class=framerightbottom align=left width=338 height=73>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">因添加了Ti元素，故其高温耐蚀性及高温强度较好</SPAN></P></TD>
<TD class=framebottom align=left width=293 height=73>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">汽车排气管、热交换机、伪装箱等在焊接后不热处理的产品</SPAN></P></TD></TR>
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<TD class=framerightbottom width=21>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">铁素体钢</SPAN></P></TD>
<TD class=framerightbottom width=68>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">430 </SPAN></P>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">16Cr </SPAN></P></TD>
<TD class=framerightbottom align=left width=338>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">作为铁素体钢的代表钢种，热膨胀率低，成形性及耐氧化性优</SPAN></P></TD>
<TD class=framebottom align=left width=293>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">耐热器具、燃烧器、家电产品、2类餐具、厨房洗涤槽、外部装饰材料、螺栓、螺母、CD杆、筛网。</SPAN></P></TD></TR>
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<TD class=frameright width=21 height=32 rowSpan=3>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">马氏体钢</SPAN></P></TD>
<TD class=framerightbottom width=68 height=32>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">410 </SPAN></P>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">13Cr---低碳 </SPAN></P></TD>
<TD class=framerightbottom align=left width=338 height=32>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">作为马氏体钢的代表钢，虽然强度高，但不适合于苛酷的腐蚀环境下使用。其加工性好，依热处理面硬化（有磁性）</SPAN></P></TD>
<TD class=framebottom align=left width=293 height=32>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">刀刃、机械零件、石油精炼装置、螺栓、螺母、泵杆、1类餐具（刀、叉）。</SPAN></P></TD></TR>
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<TD class=framerightbottom width=68 height=28>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">420J1 </SPAN></P>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">13Cr--0.2C </SPAN></P></TD>
<TD class=framerightbottom align=left width=338 height=28>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">淬火后硬度高，耐蚀性好（有磁性）。</SPAN></P></TD>
<TD class=framebottom align=left width=293 height=28>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">餐具（刀）、涡轮机叶片</SPAN></P></TD></TR>
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<TD class=frameright width=68 height=9>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">420J2 </SPAN></P>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">13Cr--0.3C </SPAN></P></TD>
<TD class=frameright align=left width=338 height=9>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">淬火后，比420J1钢硬度升高（有磁性）</SPAN></P></TD>
<TD align=left width=293 height=9>
<P style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt">刀刃、管嘴、阀门、板尺，餐具（剪刀）、刀</SPAN></P></TD></TR></TBODY></TABLE>
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