DIN EN 2889:2007
航空航天系列.鍍鎘合金鋼短螺紋粗公差普通六角頭米制螺釘.等級:900MPa(室溫下)/235℃;德文和英文版本 EN 2889:2006
Aerospace series - Metric bolts, normal hexagon head, coarse tolerance normal shank, short thread, in alloy steel, cadmium plated - Classification: 900 MPa (at ambient temperature)/235 °C; German and English version EN 2889:2006