DIN EN 4161:2010
航空航天系列.镀镉合金钢长螺纹粗公差标称柄偏头十字形凹槽平头螺钉.等级:1100 MPa(室温)/235℃.德文和英文版本EN 4161-2009 + AC-2010
Aerospace series - Screws, pan head, offset cruciform recess, coarse tolerance normal shank, long thread, in alloy steel, cadmium plated - Classification: 1100 MPa (at ambient temperature)/235 °C; German and English version EN 4161:2009 + AC:2010