DIN EN 3324:2008
航空航天系列.FE-PM1708(FV 535)型耐热钢长螺纹细杆六角头螺栓.分类:1000MPa/550℃.为涂覆的螺栓
Aerospace series - Bolts, hexagon head, relieved shank, long thread, in heat resisting steel FE-PM1708 (FV 535) - Classification: 1000 MPa/550 °C - Unplated; German and English version EN 3324:2007