AECMA PREN 2772-1999 航空和航天系列钢FE-PM3801(X5CrNiCu17-4) 空气中融化和沉淀处理锻件 a 或直径D小于或等于200mm
Aerospace Series Steel FE-PM3801 (X5CrNiCu17-4)Air Melted Solution Treated and Precipitation Treated Forgings a or D Less Than or Equal to 200 mm Rm Greater Than or Equal to 965 MPa Edition P 2 [Refer To: CEN EN 3678]
This «Aerospace Series» pre-standard has been drawn up under the responsibility of AECMA
(Association Européenne des Constructeurs de Matériel Aérospatial). It is published on green paper
for the needs of AECMA-Members. It has been technically approved by the experts of the concerned
AECMA Commission following comment by the Member countries.