Published
This standard specifies the characteristics of straight unions for inch series pipe couplings, 37°, spherical, in heat resisting steel, for aerospace applications.
Connect with fluid system component with port connection in accordance with prEN 4550-3.
Nominal pressure : Class D in accordance with ISO 6771
PUBLISHED
SRPS EN 4554:2012
90.93
Standard confirmed
Jan 21, 2024