英文名称: Square and rectangular welded precision steel tubes - Part 2: Technical delivery conditions for general use.
DIN 2395-3-1981
中文名称: 矩形及正方形截面的电焊精密钢管, 汽车制造用尺寸和交货技术条件。
英文名称: Rectangular and square electric-welded precision steel tubes; Dimensions and technical conditions of delivery for tubes to be used in motor vehicle construction。