在分析了地铁车辆用铝合金型材的特点及其生产难度的基础上，对挤压模具的结构设计和各项技术参数的确定做了详细说明。
On the basis of the analysis of the character of aluminum alloy profile for subway and its producing difficulty, structure design and various technical parameter of extruded die were detailed.
本发明用铝合金罩板型材来装饰钢结构幕墙立柱，材料自身的强度较高，安装也比较方便。
The outer cover plate aluminum alloy sections is used for decorating the steel structure curtain wall posts, the self strength of material is high, and the arrangement is convenient.
本发明用铝合金型材来装饰钢结构幕墙立柱，材料自身的强度较高，安装也比较方便。
The treadle bar aluminum alloy sections is used for decorating the steel structure curtain wall posts, the self strength of material is high, and the arrangement is convenient.
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