AECMA PREN 3515-1998 航空航天系列.钢 FE-PL8201(41NiCrMo2)空气熔炼调质的钢 锻件 De小于或等于25 mm 1100MPa小于或等于Rm小于或等于1300MPa
Aerospace Series Steel FE-PL8201 (41NiCrMo2) Air Melted Hardened and Tempered Forgings De Less Than or Equal to 25 mm 1 100 MPa Less Than or Equal to Rm Less Than or Equal to 1 300 MPa Edition P2
This standard is part of the series of EN metallic material standards for aerospace applications. The general organization of this series is described in EN 4258.