<h3 quot;margin: 13pt 0cm;"><span quot;font-size: 22pt; color: black; line-height: 173%; font-family: Verdana;" lang="EN-US">5754</span></h3> <h3 quot;margin: 13pt 0cm;"><span quot;font-size: large;"><span quot;color: black; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">特性</span></span></h3> <p><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">　　</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">5754</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">铝合金具有中等强度、良好的耐蚀性、焊接性及易于加工成形等特点，是</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">Al</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">－</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">Mg</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">系合金中的典型合金。在国外，不同热处理状态的</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">5754</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">铝合金板材是汽车制造业（轿车车门、模具、密封件）、制罐工业所用的主要材料。</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US"> </span></p> <p><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US"> </span></p> <h3 quot;margin: 13pt 0cm;"><span quot;font-size: large;"><span quot;color: black; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">应用范围</span></span></h3> <p><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">　　</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">5754</span><span quot;font-family: 宋体;"><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">铝板广泛应用于焊接结构、贮槽、压力容器、船舶结构与海上设施、运输槽罐以及用于要求有优良加工性能、优良耐蚀性、高疲劳强度、高可焊性和中等静态强度的场合。</span></span></p> <h3 quot;margin: 13pt 0cm;"><a name="1_3"></a><span quot;font-size: large;"><span quot;color: black; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">铝板表面</span></span></h3> <p quot;text-indent: 18pt;"><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">1</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">、表面不允许有裂纹、腐蚀斑点和硝盐痕迹。</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;"> </span><span quot;font-family: 宋体;"><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">　　</span></span></p> <p quot;text-indent: 18pt;"><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">2</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">、表面上允许有高层度不超过缺点所在部位壁厚公称尺寸</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">8%</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">的起皮、气泡、表面粗超和局部机械损伤，但缺点非常大高层度不能超过</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">0.5mm,</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">缺点总面积不超过板材总面积的</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">5%</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">。</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;"> </span><span quot;font-family: 宋体;"><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">　　</span></span></p> <p quot;text-indent: 18pt;"><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">3</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">、允许供货方沿型材纵向打光至表面光滑。</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;"> </span><span quot;font-family: 宋体;"><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">　　</span></span></p> <p quot;text-indent: 18pt;"><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">4</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">、其他要求：有需求方和供货方自己拟定</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US"> </span></p> <h2 quot;margin: 0cm 0cm 0pt;"><span quot;font-size: large;"><span quot;color: black; font-family: Verdana;" lang="EN-US"> </span></span></h2> <h2 quot;margin: 0cm 0cm 0pt;"><span quot;font-family: 宋体;"><span quot;font-size: large;"><span quot;color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">物理性能</span></span></span></h2> <h3 quot;margin: 13pt 0cm;"><span quot;font-size: large;"><span quot;color: black; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">化学成分</span></span></h3> <p quot;text-indent: 18pt;"><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">硅</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US"> Si </span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">：</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">0.40 </span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">；</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;"> </span><span quot;font-family: 宋体;"><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">　　</span></span></p> <p quot;text-indent: 18pt;"><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">铜</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US"> Cu </span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">：</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">0.10</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">；</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;"> </span><span quot;font-family: 宋体;"><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">　　</span></span></p> <p quot;text-indent: 18pt;"><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">镁</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US"> Mg</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">：</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">2.6</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">～</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">3.6 </span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">；</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;"> </span><span quot;font-family: 宋体;"><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">　　</span></span></p> <p quot;text-indent: 18pt;"><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">锌</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US"> Zn</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">：</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">0.2 </span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">；</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;"> </span><span quot;font-family: 宋体;"><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">　　</span></span></p> <p quot;text-indent: 18pt;"><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">锰</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US"> Mn</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">：</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">0.50 </span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">；</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;"> </span><span quot;font-family: 宋体;"><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">　　</span></span></p> <p quot;text-indent: 18pt;"><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">铬</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">Cr </span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">：</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">0.30 </span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">；</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;"> </span><span quot;font-family: 宋体;"><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">　　</span></span></p> <p quot;text-indent: 18pt;"><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">铁</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US"> Fe</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">：</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US"> 0.40</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">；</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;"> </span><span quot;font-family: 宋体;"><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">　　</span></span></p> <p quot;text-indent: 18pt;"><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">铝</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US"> Al </span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">：余量</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;"> </span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">。</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;"> </span><span quot;font-family: 宋体;"><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">　　</span></span></p> <p quot;text-indent: 18pt;"><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">单个：</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">0.05</span><span quot;font-family: 宋体;"><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">。</span></span></p> <h3 quot;margin: 13pt 0cm;"><span quot;font-size: large;"><span quot;color: black; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">力学性能</span></span></h3> <p quot;text-indent: 18pt;"><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">抗拉强度</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US"> σb (MPa)</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">：</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">165</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">～</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">265</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">。</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;"> </span><span quot;font-family: 宋体;"><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">　　</span></span></p> <p quot;text-indent: 18pt;"><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">铝板带国家标准</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">(GB/T 3880-2006)</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">，适用于铝合金板带材料的统一标准。</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US"> </span></p> <h3 quot;margin: 13pt 0cm;"><span quot;font-size: large;"><span quot;color: black; font-family: 宋体; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">热处理工艺</span></span></h3> <p quot;text-indent: 18pt;"><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">1)</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">均匀化退火</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">:</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">加热</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">440</span><span quot;font-size: 9pt; color: black;"><span quot;font-family: 宋体;">℃</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana; mso-bidi-font-family: Verdana;" lang="EN-US">;</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">保温</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">12</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">～</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">14h;</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">空冷。</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;"> </span><span quot;font-family: 宋体;"><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">　　</span></span></p> <p quot;text-indent: 18pt;"><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">2)</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">快速退火</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">:</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">加热</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">350</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">～</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">410</span><span quot;font-size: 9pt; color: black;"><span quot;font-family: 宋体;">℃</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana; mso-bidi-font-family: Verdana;" lang="EN-US">;</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">保温时间</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">30</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">～</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">120min;</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">空或水冷。</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;"> </span><span quot;font-family: 宋体;"><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">　　</span></span></p> <p quot;text-indent: 18pt;"><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">3)</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">高温退火</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">:</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">加热</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">350</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">～</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">420</span><span quot;font-size: 9pt; color: black;"><span quot;font-family: 宋体;">℃</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana; mso-bidi-font-family: Verdana;" lang="EN-US">;</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">成品厚度</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">≥6mm</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">或＜</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">6mm</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">时</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">,</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">保温时间为</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">2</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">～</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">10min</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">或</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">10</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">～</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">30min;</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">空冷。</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;"> </span><span quot;font-family: 宋体;"><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">　　</span></span></p> <p quot;text-indent: 18pt;"><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">4)</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">低温退火</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">:</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">加热</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">250</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">～</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">300</span><span quot;font-family: 宋体;"><span quot;font-size: 9pt; color: black;">℃</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;">或</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">150</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">～</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">180</span><span quot;font-size: 9pt; color: black;"><span quot;font-family: 宋体;">℃</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana; mso-bidi-font-family: Verdana;" lang="EN-US">;</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">保温时间为</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">1</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">～</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">2h,</span><span quot;font-size: 9pt; color: black; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana;"><span quot;font-family: 宋体;">空冷</span></span><span quot;font-size: 9pt; color: black; font-family: Verdana;" lang="EN-US">.</span></p>