EN 2933:1996
航空航天系列.高温镍基合金HI-P100HT(铬镍铁合金718)长螺纹细杆T字头螺栓.等级-1275 MPa(环境温度)/650℃(ISO 2861-1988)
Aerospace series - Bolts, T-head, relieved shank, long thread, in heat resisting nickel base alloy NI-P100HT (Inconel 718) - Classification: 1275 MPa (at ambient temperature)/650 °C