EN 4128:2016
航空航天系列-镀铝IVD镍基合金钢短螺纹粗公差标称杆标准六角头螺栓-分类:1250MPa(环境温度)/425℃
Aerospace series - Bolts@ normal hexagonal head@ coarse tolerance shank@ short thread@ in heat resisting nickel base alloy@ aluminium IVD coated - Classification: 1 250 MPa (at ambient temperature) / 425 ��