DIN EN 4635:2010-12
Действует
Aerospace series - Screws, 100° countersunk head, six lobes recess, short thread, in heat resisting nickel base alloy NI-PH2601 (Inconel 718) - Classification: 1270 MPa (at ambient temperature) /650 °C; German and English version EN 4635:2009
— 17 стр.
