At present, the sacrificial anode materials used for the protection of iron and steel, which are based of aluminum, zinc and magnesium alloy.

目前常用的保护钢铁设备的牺牲阳极材料有铝基合金、锌基合金和镁基合金三大类。

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Companies specializing in various brass, aluminum, iron and zink alloy for the development and production.

公司，专业从事各种铜，铝，铁和锌合金的开发和生产。

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With the rub settings which are made of copper, iron, steel and aluminum alloy respectively, rub and impact phenmena are practiced and analysed in experiment.

分别采用铜、铁、钢和铝材料制成碰磨装置进行了实验，并分析了实验的结果。

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