供应2017铝棒 价格优惠
2024-12-16
概述编辑牌号：2017铝合金材料简介2017铝板是个获得工业应用的2系合金，具有很高的强度和良好的切削加工性能，但耐腐蚀性较差。2系列铝板的特点是硬度较高，其中以铜原属含量，大概在
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