DIN EN 4123:2018-07
Действует
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
— 14 стр.