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铝镁锰是一种由金属铝、镁、锰冶炼而成的合金,铝镁锰合金由于结构强度适中、耐候性强、易于折弯加工等特点,被普遍认可作为建筑用设计使用寿命50年以上的优秀的金属屋面材料。其比重约为钢板的1/3。由于铝镁锰屋面板延展性高、可塑性强,可做成扇形板、弧形板等,极大的满足了金属屋面对美观和耐久性的设计要求,被广泛应用于体育场馆、车站、机场、剧院、展览馆、高端厂房和城市地标性建筑的金属屋面。
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