2A12 2A12 2A12 2A12 2A12
2A12 2A12 2A12 2A12 2A12 2A12 2A12 2A12 2A12 2A12 2A12 2A12 2A12 2A12 2A12 2A12 2A12 2A12
2A12 2A12 上海宣晟提供2A12铝板,2A12铝棒,2A12铝管,2A12六角铝棒,2A12铝型材,2A12铝排,现货
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2A12的合金元素为铜,被称为硬铝,具有很高的强度和良好的切削加工性能,但耐腐蚀性较差。广泛应用于飞机结构(蒙皮、骨架、肋梁、隔框等)、铆钉、导弹构件、卡车轮毂、螺旋桨元件及其他各种结构件
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