Norm
[AKTUELL]
UNE-EN 4553
UNE-EN 4553
Aerospace series - Pipe coupling 37°, spherical, in heat resisting steel - Elbow 90° nipples, welded end - Inch series (Endorsed by AENOR in April of 2003.)
Titel (englisch)
Aerospace series - Pipe coupling 37°, spherical, in heat resisting steel - Elbow 90° nipples, welded end - Inch series (Endorsed by AENOR in April of 2003.)