DIN EN 4123:2018
航空航天系列.耐热镍基合金NI-PH2601(铬镍铁合金718)制镀银的自锁紧带柄螺母.等级:1550MPa(室温)/600℃; 德文和英文版本EN 4123-2018
Aerospace series - Shank nuts, self-locking, in heat resisting nickel base alloy NI-PH2601 (Inconel 718), silver plated on thread - Classification: 1 550 MPa (at ambient temperature) / 600 °C; German and English version EN 4123:2018