<p quot;text-align: left;"><span quot;color: black; font-family: 宋体;"><span quot;font-size: 14pt;">牌号：</span></span><span quot;color: black; font-family: Arial;"><span quot;font-size: 14pt;">5083</span></span></p> <p align="left"><span quot;font-size: 14pt;"><span quot;color: black; font-family: 宋体;">标准：</span><span quot;color: black; font-family: Arial;">GB/T 4437.1-2000</span></span></p> <p align="left"><span quot;font-size: 14pt;"><strong><span quot;color: black; font-family: Arial;"></span></strong><strong><span quot;color: black; font-family: 宋体;">特性及适用范围：</span></strong></span></p> <p align="left"><span quot;font-size: 14pt;"><span quot;color: black; font-family: 宋体;">1：</span><span quot;color: black; font-family: 宋体;">是高镁合金</span><span quot;color: black; font-family: Arial;">,</span><span quot;color: black; font-family: 宋体;">在不可热处理合金中强度良好，耐蚀性、可切削性良好。阳较化处理后表面美观。电弧焊性能良好。</span><span quot;color: black; font-family: Arial;">5083</span><span quot;color: black; font-family: 宋体;">合金中的主要合金元素为镁，具有良好的抗蚀性与可焊接性能，以及中等强度。优良的抗腐蚀性能使</span><span quot;color: black; font-family: Arial;">5083</span><span quot;color: black; font-family: 宋体;">合金广泛用于海事用途如船舶，以及汽车、飞机焊接件、地铁轻轨，需严格防火的压力容器（如液体罐车、冷藏车、冷藏集装箱）、制冷装置、电视塔、钻探设备、交通运输设备、导弹零件、装甲等。</span></span></p> <p><span quot;font-size: 14pt;"><span quot;color: black; font-family: Arial;"><span quot;font-family: 宋体;">2：</span>5083</span><span quot;color: black; font-family: 宋体;">属于</span><span quot;color: black; font-family: Arial;">Al-Mg-Si</span><span quot;color: black; font-family: 宋体;">系合金</span><span quot;color: black; font-family: Arial;">,</span><span quot;color: black; font-family: 宋体;">使用范围广泛</span><span quot;color: black; font-family: Arial;">,</span><span quot;color: black; font-family: 宋体;">特别是建筑业离不开此合金，是较有前途的合金。耐蚀性好，焊接性优良，冷加工性较好，并具有中等强度。</span><span quot;color: black; font-family: Arial;">5083</span><span quot;color: black; font-family: 宋体;">的主要合金元素为镁，具有良好的成形加工性能、抗蚀性、焊接性，中等强度，用于制造飞机油箱、油管、以及交通车辆、船舶的钣金件，仪表、街灯支架与铆钉、五金制品、电器外壳等。</span><span quot;color: black; font-family: Arial;"> </span></span></p> <p><span quot;font-size: 14pt;"><span quot;color: black; font-family: Arial;">3：</span><span quot;color: black; font-family: Arial;">AL-Mn</span><span quot;color: black; font-family: 宋体;">系合金，是应用较广的一种防锈铝，这种合金的强度高，特别是具有舒缓劳累强度：塑性与耐腐蚀性高，不能热处理强化，，在半冷作硬化时塑性尚好，冷作硬化时塑性低，耐腐蚀好，焊接性良好，可切削性能不良，可抛光。用途主要用于要求高的可塑性和良好的焊接性，在液体或气体介质中工作的低载荷零件，如邮箱，汽油或润滑油导管，各种液体容器和其他用深拉制作的小负荷零件：线材用来做铆钉</span></span></p> <p align="left"><strong><span quot;color: black; font-family: Arial;"><span quot;font-size: 14pt;"> </span></span></strong></p> <p align="left"><span quot;font-size: 14pt;"><strong><span quot;color: black; font-family: Arial;"></span></strong><strong><span quot;color: black; font-family: 宋体;">化学成份：</span></strong></span></p> <p align="left"><span quot;font-size: 14pt;"><span quot;color: black; font-family: 宋体;">　　铝</span><span quot;color: black; font-family: Arial;">Al</span><span quot;color: black; font-family: 宋体;">：余量</span></span></p> <p align="left"><span quot;font-size: 14pt;"><span quot;color: black; font-family: 宋体;">　　硅</span><span quot;color: black; font-family: Arial;">Si</span><span quot;color: black; font-family: 宋体;">：</span><span quot;color: black; font-family: Arial;">≤0.40</span></span></p> <p align="left"><span quot;font-size: 14pt;"><span quot;color: black; font-family: 宋体;">　　铜</span><span quot;color: black; font-family: Arial;">Cu</span><span quot;color: black; font-family: 宋体;">：</span><span quot;color: black; font-family: Arial;">≤0.10</span></span></p> <p align="left"><span quot;font-size: 14pt;"><span quot;color: black; font-family: 宋体;">　　镁</span><span quot;color: black; font-family: Arial;">Mg</span><span quot;color: black; font-family: 宋体;">：</span><span quot;color: black; font-family: Arial;">4.0</span><span quot;color: black; font-family: 宋体;">～</span><span quot;color: black; font-family: Arial;">4.9</span></span></p> <p align="left"><span quot;font-size: 14pt;"><span quot;color: black; font-family: 宋体;">　　锌</span><span quot;color: black; font-family: Arial;">Zn</span><span quot;color: black; font-family: 宋体;">：</span><span quot;color: black; font-family: Arial;">≤0.25</span></span></p> <p align="left"><span quot;font-size: 14pt;"><span quot;color: black; font-family: 宋体;">　　锰</span><span quot;color: black; font-family: Arial;">Mn</span><span quot;color: black; font-family: 宋体;">：</span><span quot;color: black; font-family: Arial;">0.40</span><span quot;color: black; font-family: 宋体;">～</span><span quot;color: black; font-family: Arial;">1.0</span></span></p> <p align="left"><span quot;font-size: 14pt;"><span quot;color: black; font-family: 宋体;">　　钛</span><span quot;color: black; font-family: Arial;">Ti</span><span quot;color: black; font-family: 宋体;">：</span><span quot;color: black; font-family: Arial;">≤0.15</span></span></p> <p align="left"><span quot;font-size: 14pt;"><span quot;color: black; font-family: 宋体;">　　铬</span><span quot;color: black; font-family: Arial;">Cr</span><span quot;color: black; font-family: 宋体;">：</span><span quot;color: black; font-family: Arial;">0.05</span><span quot;color: black; font-family: 宋体;">～</span><span quot;color: black; font-family: Arial;">0.25</span></span></p> <p align="left"><span quot;font-size: 14pt;"><span quot;color: black; font-family: 宋体;">　　铁</span><span quot;color: black; font-family: Arial;">Fe</span><span quot;color: black; font-family: 宋体;">：</span><span quot;color: black; font-family: Arial;">0.000</span><span quot;color: black; font-family: 宋体;">～</span><span quot;color: black; font-family: Arial;">0.400</span></span></p> <p><span quot;font-size: 14pt;"><span quot;color: black; font-family: 宋体;">    注：单个</span><span quot;color: black; font-family: Arial;">:≤0.05;</span><span quot;color: black; font-family: 宋体;">合计</span><span quot;color: black; font-family: Arial;">:≤0.15</span></span></p> <p><span quot;color: black; font-family: Arial;"><span quot;font-size: 14pt;"> </span></span></p> <p align="left"><span quot;font-size: 14pt;"><strong><span quot;color: black; font-family: Arial;"></span></strong><strong><span quot;color: black; font-family: 宋体;">力学性能：</span></strong></span></p> <p align="left"><span quot;font-size: 14pt;"><span quot;color: black; font-family: 宋体;">　　抗拉强度</span><span quot;color: black; font-family: Arial;">σb (MPa)</span><span quot;color: black; font-family: 宋体;">：</span><span quot;color: black; font-family: Arial;">≥270</span></span></p> <p align="left"><span quot;font-size: 14pt;"><span quot;color: black; font-family: 宋体;">　　条件屈服强度</span><span quot;color: black; font-family: Arial;">σ0.2 (MPa)</span><span quot;color: black; font-family: 宋体;">：</span><span quot;color: black; font-family: Arial;">≥110</span></span></p> <p align="left"><span quot;font-size: 14pt;"><span quot;color: black; font-family: 宋体;">　　伸长率</span><span quot;color: black; font-family: Arial;">δ10 (</span><span quot;color: black; font-family: 宋体;">％</span><span quot;color: black; font-family: Arial;">)</span><span quot;color: black; font-family: 宋体;">：</span><span quot;color: black; font-family: Arial;">≥20</span></span></p> <p><span quot;font-size: 14pt;"><span quot;color: black; font-family: 宋体;">　　伸长率</span><span quot;color: black; font-family: Arial;">δ5 (</span><span quot;color: black; font-family: 宋体;">％</span><span quot;color: black; font-family: Arial;">)</span><span quot;color: black; font-family: 宋体;">：</span><span quot;color: black; font-family: Arial;">≥12</span></span></p> <p align="left"><span quot;font-size: 14pt;"><span quot;color: black; font-family: 宋体;">　　注</span><span quot;color: black; font-family: 宋体;">：管材室温纵向力学性能</span></span></p> <p><span quot;color: black; font-family: 宋体;"><span quot;font-size: 14pt;">　　试样尺寸：所有壁厚</span></span></p>