DIN EN 2869:2010 航空航天系列.钝化、耐热钢标准十字形扁钢的、开槽/蝶形的六角螺母.分类:1100 MPa(室温下)/650°C.德文和英文版本EN 2869-2009
Aerospace series - Nuts, hexagonal, slotted/castellated, normal height, normal across flats, in heat resisting steel, passivated - Classification: 1100 MPa (at ambient temperature)/650 °C; German and English version EN 2869:2009