不锈钢车体与铝合金车体的现状及发展

Present Situation and Development of Stainless Steel Carbodies and Aluminum Alloy Carbodies

我国城市轨道交通车辆的车体主要采用不锈钢和铝合金材料。对这两种车体材料的结构、性能、工艺方法及价格等进行比较,指出其优缺点、现状和发展趋势,对城市轨道交通车体的选择有所借鉴。

This paper compares the structure, capability, techniques and prices between stainless steel carbodies and aluminum alloy carbodies and points out their merits and defects as well as the present situation and development of the two kinds of carbodies, which is helpful for the choice of carbodies for urban rail transit.