BS EN 4352:2004
Действует
Aerospace series. Bolts, double hexagon head with lockwire holes, relieved shank, long thread, in heat resisting nickel base alloy NI-PH2601 (Inconel 718), MoS$d2 coated. Classification. 1 550 MPa (at ambient temperature) / 425$0DC
— 12 стр.
