为了变换使用寿命已尽或未尽的棚车波纹状钢板端墙,铁道车辆专业公司最近从M＆S Products公司购买了生产通用替换棚车端墙所必需的设计图纸和模具。标准端墙是由厚1/4英时,最小屈服极限为50000磅的钢材成型的,根据不同需要,其波纹中心 In an effort to transform the box-corrugated steel end walls with or without end-of-life vehicles, Railroad Vehicle Specialty recently purchased design drawings and molds from M & S Products for the production of universal replacement end walls for box cars. The standard end wall is made of steel with a thickness of 1/4 inch and a minimum yield point of 50,000 pounds. Depending on the needs, the corrugation center