上海铁岛实业有限公司

<p class="MsoNormal" style="margin:0cm 0cm 0pt;text-align:left;mso-pagination:widow-orphan;" align="left"><span lang="EN-US" style="font-size:14pt;"><span style="font-family:'Times New Roman';">QDH</span></span><span style="font-size:14pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">日本山阳热作钢模具钢</span><span lang="EN-US" style="font-size:14pt;"><?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0pt;text-align:left;mso-pagination:widow-orphan;" align="left"><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">（</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">1</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">）模具钢的特性</span><span lang="EN-US" style="font-size:12pt;"><span style="mso-spacerun:yes;"><span style="font-family:'Times New Roman';">&nbsp; </span></span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">热作模具钢，高温热作钢，日本山阳</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">QDH</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">专利钢种，兼具</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">SKD7</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">（</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">3%Cr3%Mo</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">型）钢的高温强度和抗高温软化能力，又具</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">SKD61</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">（</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">5%Cr1%Mo</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">型）的淬透性，红硬性佳，导热性及韧性良好，耐热冲击及抗热疲劳性佳。</span><span lang="EN-US" style="font-size:12pt;"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0pt;text-align:left;mso-pagination:widow-orphan;" align="left"><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">QDH</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">钢在冶炼过程中采用了山阳特殊钢独特的</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">LF</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">中间包工艺及</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">RH</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">真空脱气，使其杂质含量降至极低，明显减少模具的龟裂，同时其热处理变形比</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">SKD61</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">小，具有更佳的表面渗氮性能。</span><span lang="EN-US" style="font-size:12pt;"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0pt;text-align:left;mso-pagination:widow-orphan;" align="left"><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">（</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">2</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">）普通退火规范</span><span lang="EN-US" style="font-size:12pt;"><span style="mso-spacerun:yes;"><span style="font-family:'Times New Roman';">&nbsp; </span></span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">退火温度</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">820</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">～</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">870</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">℃，缓慢冷却，退火硬度≤</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">229HBS</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">。</span><span lang="EN-US" style="font-size:12pt;"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0pt;text-align:left;mso-pagination:widow-orphan;" align="left"><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">（</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">3</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">）消应力退火规范</span><span lang="EN-US" style="font-size:12pt;"><span style="mso-spacerun:yes;"><span style="font-family:'Times New Roman';">&nbsp; </span></span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">缓慢加热到温度</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">860</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">～</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">870</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">℃，炉冷到温度≤</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">500</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">℃，出炉空冷，如厚度大于</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">250mm</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">，则随炉冷至温度≤</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">300</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">℃，再出炉出空。</span><span lang="EN-US" style="font-size:12pt;"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0pt;text-align:left;mso-pagination:widow-orphan;" align="left"><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">（</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">4</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">）淬火、回火规范</span><span lang="EN-US" style="font-size:12pt;"><span style="mso-spacerun:yes;"><span style="font-family:'Times New Roman';">&nbsp; </span></span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">第一次预热温度</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">650</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">℃，第二次预热温度</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">800</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">～</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">820</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">℃（大件），淬火温度</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">1020</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">～</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">1050</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">℃，在盐浴炉或真空条件下淬火，当工件厚度≥</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">150mm</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">时应选用盐浴炉分级或油淬方法，淬火后硬度≤</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">55HRC</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">。</span><span lang="EN-US" style="font-size:12pt;"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0pt;text-align:left;mso-pagination:widow-orphan;" align="left"><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">回火温度按需要硬度选取，回火温度</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">600</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">℃，一般回火</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">2</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">次，大尺寸模具应进行</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">3</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">次，硬度约为</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">52HRC</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">。</span><span lang="EN-US" style="font-size:12pt;"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0pt;text-align:left;mso-pagination:widow-orphan;" align="left"><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">（</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">5</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">）</span><span lang="EN-US" style="font-size:12pt;"><span style="font-family:'Times New Roman';">QDH</span></span><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">模具钢典型应用举例</span><span lang="EN-US" style="font-size:14pt;color:red;"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0pt;text-indent:24pt;text-align:left;mso-pagination:widow-orphan;mso-char-indent-count:2.0;" align="left"><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">该钢主要用于温锻模具。</span><span lang="EN-US" style="font-size:12pt;"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0pt;text-indent:24pt;text-align:left;mso-pagination:widow-orphan;mso-char-indent-count:2.0;" align="left"><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">铜、铝合金热锻模、挤压模、热校正模。</span><span lang="EN-US" style="font-size:12pt;"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0pt;text-indent:24pt;text-align:left;mso-pagination:widow-orphan;mso-char-indent-count:2.0;" align="left"><span style="font-size:12pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">锌、铝、铜合金压铸模。</span><span lang="EN-US" style="font-size:12pt;"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin:0cm 0cm 0pt 21pt;text-align:left;mso-pagination:widow-orphan;" align="left"><span style="font-size:14pt;font-family:宋体;mso-ascii-font-family:'Times New Roman';mso-hansi-font-family:'Times New Roman';">具体详情请点击</span><span lang="EN-US" style="font-size:14pt;"><span style="font-family:'Times New Roman';">: </span><a href="http://www.tiedao-mold.com/products/detail/499.html"><span style="font-family:'Times New Roman';">http://www.tiedao-mold.com/products/detail/499.html</span></a><o:p></o:p></span></p>