<p><span quot;font-size: 15pt;"><span quot;font-size: x-small;">6061合金中的主要合金元素为镁与硅，具有中等强度、良好的抗腐蚀性、可焊接性，氧化效果较好。广泛应用于要求有一定强度和抗蚀性高的各种工业结构件，如制造卡车、塔式建筑、船舶、电车、铁道车辆、家具等。</span></span></p> <table quot;width: 550px;" border="0" cellspacing="1" cellpadding="0" align="center" bgcolor="#d3c431" bordercolor="#ffffff"> <tbody> <tr bgcolor="#ffffff"> <td colspan="12" height="35" bgcolor="#f0f0ca"> <div><span quot;color: #000000;">化学成分(Chemical Composition Limits wt%)</span></div> </td> </tr> <tr bgcolor="#ffffff"> <td width="76" height="35"> <div><span quot;color: #000000;">Cu</span></div> </td> <td width="63" height="35"> <div><span quot;color: #000000;">Si</span></div> </td> <td width="45" height="35"> <div><span quot;color: #000000;">Fe</span></div> </td> <td width="50" height="35"> <div><span quot;color: #000000;">Mn</span></div> </td> <td width="62" height="35"> <div><span quot;color: #000000;">Mg</span></div> </td> <td width="52" height="35"> <div><span quot;color: #000000;">Zn</span></div> </td> <td width="61" height="35"> <div><span quot;color: #000000;">Cr</span></div> </td> <td width="45" height="35"> <div><span quot;color: #000000;">Ti</span></div> </td> <td width="43" height="35"> <div><span quot;color: #000000;">Pb.Bi</span></div> </td> <td colspan="2" width="42" height="35"> <div><span quot;color: #000000;">Al</span></div> </td> </tr> <tr bgcolor="#ffffff"> <td height="35"> <div><span quot;color: #000000;">0.15-0.4</span></div> </td> <td height="35"> <div><span quot;color: #000000;">0.4-0.8</span></div> </td> <td height="35"> <div><span quot;color: #000000;">0.7</span></div> </td> <td height="35"> <div><span quot;color: #000000;">0.15</span></div> </td> <td height="35"> <div><span quot;color: #000000;">0.8-1.2</span></div> </td> <td height="35"> <div><span quot;color: #000000;">0.25</span></div> </td> <td height="35"> <div><span quot;color: #000000;">0.04-0.35</span></div> </td> <td height="35"> <div><span quot;color: #000000;">0.15</span></div> </td> <td height="35"> <div><span quot;color: #000000;">/</span></div> </td> <td colspan="2" height="35"> <div><span quot;color: #000000;">余量</span></div> </td> </tr> </tbody> </table> <p> </p> <table quot;width: 550px;" border="0" cellspacing="1" cellpadding="0" align="center" bgcolor="#d3c431" bordercolor="#ffffff"> <tbody> <tr bgcolor="#f0f0ca"> <td colspan="5" height="35"> <div><span quot;color: #996600;"><span quot;color: #000000;">典型机械和物理性能(Typical Mechanical & Physical Properties)</span></span></div> </td> </tr> <tr bgcolor="#fafaed"> <td width="18%" height="35"> <div><span quot;color: #000000;">焊接性</span></div> </td> <td width="21%" height="35"> <div><span quot;color: #000000;">切削性</span></div> </td> <td width="19%" height="35"> <div><span quot;color: #000000;">耐蚀性</span></div> </td> <td width="22%" height="35"> <div><span quot;color: #000000;">电导率20℃(68℉)<br />(%IACS)</span></div> </td> <td width="20%" height="35"> <div><span quot;color: #000000;">密度<br />(20℃)(g/cm3)</span></div> </td> </tr> <tr bgcolor="#ffffff"> <td height="35"> <div><span quot;color: #000000;">很好</span></div> </td> <td width="21%" height="35"> <div><span quot;color: #000000;">一般</span></div> </td> <td width="19%" height="35"> <div><span quot;color: #000000;">较好</span></div> </td> <td width="22%" height="35"> <div><span quot;color: #000000;">40-50</span></div> </td> <td width="20%" height="35"> <div><span quot;color: #000000;">2.70</span></div> </td> </tr> <tr bgcolor="#fafaed"> <td height="35"> <div><span quot;color: #000000;">抗拉强度<br />(25°C MPa)</span></div> </td> <td width="21%" height="35"> <div><span quot;color: #000000;">屈服强度(25°C MPa)</span></div> </td> <td width="19%" height="35"> <div><span quot;color: #000000;">硬度<br />500kg力10mm球</span></div> </td> <td width="22%" height="35"> <div><span quot;color: #000000;">延伸率<br />1.6mm(1/16in)厚度</span></div> </td> <td width="20%" height="35"> <div><span quot;color: #000000;">非常大剪应力<br />MPa</span></div> </td> </tr> <tr bgcolor="#ffffff"> <td height="35"> <div><span quot;color: #000000;">310</span></div> </td> <td width="21%" height="35"> <div><span quot;color: #000000;">276</span></div> </td> <td width="19%" height="35"> <div><span quot;color: #000000;">95</span></div> </td> <td width="22%" height="35"> <div><span quot;color: #000000;">12</span></div> </td> <td width="20%" height="35"> <div><span quot;color: #000000;">205</span></div> </td> </tr> </tbody> </table>