NF EN 4550-1:2003被替代
Aerospace Series - Pipe Coupling, 37 Degrees - Design Configuration - Inch Series - Part 1: Male Sealing Ends, Spherical
出版：Association Francaise de Normalisation
专家解读视频
Gives the dimensions and tolerances for the male sealing end of inch series pipe couplings, 37 degree, spherical, for aerospace applications.
Indice de classement: L43-614. (05/2003)
DIN EN 4550-1 (2004-05) - Identical
BS EN 4550-1:2003 - Identical
SN EN 4550-1:2003 - Identical
BS EN 4550-1:2014 - Identical
SS EN 4550-1 Ed. 2 (2014) - Identical
ONORM EN 4550-1:2004 - Identical
NEN EN 4550-1:2003 - Identical
SS EN 4550-1 Ed. 1 (2003) - Identical
NS EN 4550-1 Ed. 1 (2003) - Identical
UNI EN 4550-1:2004 - Identical
I.S. EN 4550-1:2003 - Identical
NBN EN 4550-1:2003 - Identical
NBN EN 4550-1:2015 - Identical
NEN EN 4550-1:2015 - Identical
