美利体育登录入口官网:DIN EN 3052:2009-10
航空航天系列 螺栓 普通六角头 紧公差普通杆 短螺纹 耐热耐腐蚀钢 钝化 分类:1100 MPa(环境温度)/425°C
Aerospace series - Bolts, normal hexagonal head, close tolerance normal shank, short thread, in heat and corrosion resisting steel, passivated - Classification: 1100 MPa (at ambient temperature)/425 °C; German and English version EN 3052:2009