汽车铸件材料的发展

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The development situation of automobile and application of castings to automobiles were introduced.The description was focused on the situation of the materials used for cylinder block and head,crankshaft,exhaust manifold,driving bridge case,braking disc（hub） etc.,as well as the development tendency of materials of automobile castings including ADI,high Si-Mo ductile iron,vermicular iron,Mg and Al alloys,and so on.介绍了国内外汽车业的发展状况和铸件在汽车上的应用概况。重点介绍了缸体、缸盖、曲轴、排气管、驱动桥壳、制动盘（毂）等铸件所用材料的现状,以及ADI、高硅钼球铁、蠕铁、灰铁和Mg、Al合金等汽车铸件用材料的最新应用趋势。