Aerospace series - Bolts, T-head, relieved shank, long thread, in heat resisting steel FE-PA92HT (A286) - Classification: 900 MPa (at ambient temperature)/650 °C; German version EN 2931:1994— 8 стр.
Aerospace series - Heat resisting steel FE-PA2601 (X4NiCrTiMoV26-15) - R<(Index)m> <größer => 900 MPa - Bars for forged bolts - D <kleiner => 25 mm; German and English version EN 2399:2008— 14 стр.