BS EN 3327-2008 航空航天系列.未涂覆的NI-P100HT(Inconel 718)型耐热镍基合金制中螺纹长度紧公差十二角头螺栓.等级:1275MPa/650℃
Aerospace series - Bolts, double hexagon head, close tolerance, medium thread length, in heat resisting nickel base alloy NI-P100HT (Inconel 718), uncoated - Classification: 1275 MPa/650 °C