<h1 class="title"><span quot;font-size: x-large;">1A99铝合金</span></h1> <p><span quot;font-size: x-large;"> <script></script> <script type="text/javascript"></script> </span></p> <div class="clear"></div> <div id="lemmaContent-0" class="lemma-main-content"><span quot;font-size: x-large;">　<strong>　<span quot;font-size: large;">材料名称：1A99 旧称：LG5 </span></strong></span> <div class="spctrl"><strong></strong></div> <span quot;font-size: x-large;"><strong><span quot;font-size: large;">　　标准：GB/T 3198-2003 </span></strong></span><span quot;font-size: x-large;"><strong><span quot;font-size: large;">　　特性及适用范围： </span></strong></span><span quot;font-size: x-large;"><strong><span quot;font-size: large;">　　工业高纯铝，相当前苏联牌号 AB2. AB1. AB0. AB00. AB000. </span></strong></span> <h2 class="headline-1 bk-sidecatalog-title"><a name="2"></a><span class="headline-content"><span quot;font-size: x-large;">化学成分</span></span></h2> <span quot;font-size: x-large;"><strong>　<span quot;font-size: large;">　化学成份： </span></strong></span> <div class="spctrl"></div> <span quot;font-size: x-large;"><strong><span quot;font-size: large;">　　硅 Si ：0.003 </span></strong></span><span quot;font-size: x-large;"><strong><span quot;font-size: large;">　　铁 Fe： 0.003 </span></strong></span><span quot;font-size: x-large;"><strong><span quot;font-size: large;">　　铜 Cu ：0.003 </span></strong></span><span quot;font-size: x-large;"><strong><span quot;font-size: large;">　　铝 Al ：99.99 注：单个：0.002 </span></strong></span> <h2 class="headline-1 bk-sidecatalog-title"><a name="3"></a><span class="headline-content"><span quot;font-size: large;">力学性能</span></span></h2> <span quot;font-size: x-large;"><strong><span quot;font-size: large;">　　力学性能： </span></strong></span><span quot;font-size: x-large;"><strong><span quot;font-size: large;">　　抗拉强度 σb/（MPa）：35-100 </span></strong></span><span quot;font-size: x-large;"><strong><span quot;font-size: large;">　　伸长率 （δ10/%）：≥0.5 </span></strong></span><span quot;font-size: x-large;"><strong><span quot;font-size: large;">　　注 ：箔材室温拉伸试验 </span></strong></span><span quot;font-size: x-large;"><strong><span quot;font-size: large;">　　试样尺寸：厚度（0.006-0.009） </span></strong></span><span quot;font-size: x-large;"><strong><span quot;font-size: large;">　　状态：箔材室温拉伸试验(0.006-0.009.O态)</span></strong></span></div>