<h2 quot;line-height: 18pt; margin-top: 0pt; margin-bottom: 0pt; word-break: break-all;"><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 18pt; font-weight: bold; mso-spacerun: "yes";">6A02<span quot;font-family: 宋体;">介绍</span></span><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 18pt; font-weight: bold; mso-spacerun: "yes";"></span></h2> <p class="p0" quot;line-height: 18pt; margin-top: 0pt; margin-bottom: 0pt; word-break: break-all;"><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">　　材料名称：<span quot;font-family: Arial;">6A02 </span><span quot;font-family: 宋体;">旧称：</span><span quot;font-family: Arial;">LD2 </span></span><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";"></span></p> <p class="p0" quot;line-height: 18pt; margin-top: 0pt; margin-bottom: 0pt; word-break: break-all;"><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">　　标准：<span quot;font-family: Arial;">GB/T 3191-1998 </span></span><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";"></span></p> <p class="p0" quot;line-height: 18pt; margin-top: 0pt; margin-bottom: 0pt; word-break: break-all;"><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">　　主要特征及应用范围： </span><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";"></span></p> <p class="p0" quot;line-height: 18pt; margin-top: 0pt; margin-bottom: 0pt; word-break: break-all;"><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">　　具有中等强度，退火和热态下有高的可塑性、淬火和自然时效后塑性尚可，且这种状态下抗蚀性可与<span quot;font-family: Arial;">高等02.3A21</span><span quot;font-family: 宋体;">相比，人工时效状态合金具有晶间腐蚀倾向</span><span quot;font-family: Arial;">,</span><span quot;font-family: 宋体;">可切削淬火后尚可，退火后不好，合金可点焊和氢原子焊</span><span quot;font-family: Arial;">,</span><span quot;font-family: 宋体;">气焊。 </span></span><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";"></span></p> <p class="p0" quot;line-height: 18pt; margin-top: 0pt; margin-bottom: 0pt; word-break: break-all;"><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">　　化学成分： </span><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";"></span></p> <p class="p0" quot;line-height: 18pt; margin-top: 0pt; margin-bottom: 0pt; word-break: break-all;"><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">　　硅<span quot;font-family: Arial;">Si</span><span quot;font-family: 宋体;">：</span><span quot;font-family: Arial;">0.50-1.2 </span></span><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";"></span></p> <p class="p0" quot;line-height: 18pt; margin-top: 0pt; margin-bottom: 0pt; word-break: break-all;"><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">　　铁<span quot;font-family: Arial;">Fe: 0.50 </span></span><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";"></span></p> <p class="p0" quot;line-height: 18pt; margin-top: 0pt; margin-bottom: 0pt; word-break: break-all;"><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">　　铜<span quot;font-family: Arial;">Cu</span><span quot;font-family: 宋体;">：</span><span quot;font-family: Arial;">0.20-0.6 </span></span><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";"></span></p> <p class="p0" quot;line-height: 18pt; margin-top: 0pt; margin-bottom: 0pt; word-break: break-all;"><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">　　锰<span quot;font-family: Arial;">Mn</span><span quot;font-family: 宋体;">：</span><span quot;font-family: Arial;">0.15-0.35</span><span quot;font-family: 宋体;">或铬</span><span quot;font-family: Arial;">Cr</span><span quot;font-family: 宋体;">：</span><span quot;font-family: Arial;">0.15-0.35 </span></span><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";"></span></p> <p class="p0" quot;line-height: 18pt; margin-top: 0pt; margin-bottom: 0pt; word-break: break-all;"><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">　　镁<span quot;font-family: Arial;">Mg</span><span quot;font-family: 宋体;">：</span><span quot;font-family: Arial;">0.45-0.9 </span></span><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";"></span></p> <p class="p0" quot;line-height: 18pt; margin-top: 0pt; margin-bottom: 0pt; word-break: break-all;"><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">　　锌<span quot;font-family: Arial;">Zn</span><span quot;font-family: 宋体;">：</span><span quot;font-family: Arial;">0.20 </span></span><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";"></span></p> <p class="p0" quot;line-height: 18pt; margin-top: 0pt; margin-bottom: 0pt; word-break: break-all;"><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">　　钛<span quot;font-family: Arial;">Ti</span><span quot;font-family: 宋体;">：</span><span quot;font-family: Arial;">0.15 </span></span><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";"></span></p> <p class="p0" quot;line-height: 18pt; margin-top: 0pt; margin-bottom: 0pt; word-break: break-all;"><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">　　铝<span quot;font-family: Arial;">Al</span><span quot;font-family: 宋体;">：余量 </span></span><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";"></span></p> <p class="p0" quot;line-height: 18pt; margin-top: 0pt; margin-bottom: 0pt; word-break: break-all;"><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">　　其他： </span><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";"></span></p> <p class="p0" quot;line-height: 18pt; margin-top: 0pt; margin-bottom: 0pt; word-break: break-all;"><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">　　单个：<span quot;font-family: Arial;">0.05 </span><span quot;font-family: 宋体;">合计：</span><span quot;font-family: Arial;">0.10 </span></span><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";"></span></p> <p class="p0" quot;line-height: 18pt; margin-top: 0pt; margin-bottom: 0pt; word-break: break-all;"><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">　　 </span><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";"></span></p> <p class="p0" quot;line-height: 18pt; margin-top: 0pt; margin-bottom: 0pt; word-break: break-all;"><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">　　力学性能： </span><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";"></span></p> <p class="p0" quot;line-height: 18pt; margin-top: 0pt; margin-bottom: 0pt; word-break: break-all;"><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">　　抗拉强度 <span quot;font-family: Arial;">σb (MPa)</span><span quot;font-family: 宋体;">：</span><span quot;font-family: Arial;">≥295 </span></span><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";"></span></p> <p class="p0" quot;line-height: 18pt; margin-top: 0pt; margin-bottom: 0pt; word-break: break-all;"><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">　　伸长率 <span quot;font-family: Arial;">δ5 (</span><span quot;font-family: 宋体;">％</span><span quot;font-family: Arial;">)</span><span quot;font-family: 宋体;">：</span><span quot;font-family: Arial;">≥12 </span></span><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";"></span></p> <p class="p0" quot;line-height: 18pt; margin-top: 0pt; margin-bottom: 0pt; word-break: break-all;"><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">　　注 ：棒材室温纵向力学性能 </span><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";"></span></p> <p class="p0" quot;line-height: 18pt; margin-top: 0pt; margin-bottom: 0pt; word-break: break-all;"><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">　　试样尺寸：棒材直径<span quot;font-family: Arial;">(</span><span quot;font-family: 宋体;">方棒、六角棒内切圆直径</span><span quot;font-family: Arial;">)≤150 </span></span><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";"></span></p> <p class="p0" quot;line-height: 18pt; margin-top: 0pt; margin-bottom: 0pt; word-break: break-all;"><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">　　</span><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; font-weight: bold; mso-spacerun: "yes";"><span quot;font-family: 宋体;">热处理规范：</span></span><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";"> </span><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";"></span></p> <p class="p0" quot;line-height: 18pt; margin-top: 0pt; margin-bottom: 0pt; word-break: break-all;"><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">　　<span quot;font-family: Arial;">1) </span><span quot;font-family: 宋体;">均匀化退火</span><span quot;font-family: Arial;">:</span><span quot;font-family: 宋体;">加热</span><span quot;font-family: Arial;">525</span><span quot;font-family: 宋体;">～</span><span quot;font-family: Arial;">540</span></span><span quot;font-family: "宋体"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">℃</span><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">;<span quot;font-family: 宋体;">保温时间为</span><span quot;font-family: Arial;">12</span><span quot;font-family: 宋体;">～</span><span quot;font-family: Arial;">14h;</span><span quot;font-family: 宋体;">炉冷。</span><span quot;font-family: Arial;">2)</span><span quot;font-family: 宋体;">快速退火</span><span quot;font-family: Arial;">:</span><span quot;font-family: 宋体;">加热</span><span quot;font-family: Arial;">350</span><span quot;font-family: 宋体;">～</span><span quot;font-family: Arial;">370</span></span><span quot;font-family: "宋体"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">℃</span><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">;<span quot;font-family: 宋体;">随材料有效厚度的不同</span><span quot;font-family: Arial;">,</span><span quot;font-family: 宋体;">保温 </span><span quot;font-family: Arial;">30</span><span quot;font-family: 宋体;">～</span><span quot;font-family: Arial;">120min;</span><span quot;font-family: 宋体;">空冷。</span><span quot;font-family: Arial;">3)</span><span quot;font-family: 宋体;">淬火和时效</span><span quot;font-family: Arial;">:</span><span quot;font-family: 宋体;">淬火</span><span quot;font-family: Arial;">510</span><span quot;font-family: 宋体;">～</span><span quot;font-family: Arial;">530</span></span><span quot;font-family: "宋体"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">℃</span><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">，水冷<span quot;font-family: Arial;">;</span><span quot;font-family: 宋体;">人工时效</span><span quot;font-family: Arial;">150</span><span quot;font-family: 宋体;">～</span><span quot;font-family: Arial;">165</span></span><span quot;font-family: "宋体"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">℃</span><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">,6<span quot;font-family: 宋体;">～</span><span quot;font-family: Arial;">15h,</span><span quot;font-family: 宋体;">空冷</span><span quot;font-family: Arial;">;</span><span quot;font-family: 宋体;">自然时效室温</span><span quot;font-family: Arial;">96h</span><span quot;font-family: 宋体;">。 </span></span><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";"></span></p> <p class="p0" quot;margin-top: 0pt; text-indent: 22.5pt; margin-bottom: 0pt;"><span quot;font-family: "Arial"; letter-spacing: 0.4pt; color: #000000; font-size: 10.5pt; mso-spacerun: "yes";">　　状态：铝及铝合金挤压棒材<span quot;font-family: Arial;">(≤150mm,H112</span><span quot;font-family: 宋体;">、</span><span quot;font-family: Arial;">F.T6</span><span quot;font-family: 宋体;">态）</span></span><span quot;font-family: "宋体"; letter-spacing: 0.4pt; color: #3366cc; font-size: 10.5pt; vertical-align: super; mso-spacerun: "yes";"></span></p> <!--EndFragment-->