AECMA PREN 4553-2000 Aerospace Series Pipe Coupling, 37 Degree, Spherical, in Heat Resisting Steel Elbow 90 Degree Nipples, Welded Inch Series Edition P 1
This "Aerospace Series" Prestandard has been drawn up under the responsibility of AECMA (The
European Association of Aerospace Industries). It is published on green paper for the needs of AECMAMembers.
It has been technically approved by the experts of the concerned Technical Committee
following comment by the Member countries.
AECMA PREN 4553-2000 history
2000AECMA PREN 4553-2000 Aerospace Series Pipe Coupling, 37 Degree, Spherical, in Heat Resisting Steel Elbow 90 Degree Nipples, Welded Inch Series Edition P 1