BS EN 2053:2017规定了U形截面铝合金的尺寸和物理常数
航空航天结构中使用的折叠型材。交叉引用:EN 2127:1992EN 2070-2:1989prEN 2065购买本文件时可获得的所有现行修改件均包含在购买本文件中。
BS EN 2053:2017 specifies the dimensions and physical constants of U-section aluminium alloy
folded profiles used in aerospace construction.Cross References:EN 2127:1992EN 2070-2:1989prEN 2065All current amendments available at time of purchase are included with the purchase of this document.