Aerospace series - Steel FE-PA3903 (X10CrNi18-8) - Cold rolled - Strip for springs - a <kleiner => 3 mm - 1 250 MPa <kleiner => R<(Index)m> <kleiner => 1 640 MPa; German and English version EN 4528:2009— 14 стр.
Aerospace series - Metallic materials - General organization of standardization; links between types of EN standards and their use; German version EN 4258:1998— 16 стр.