39 Litre Hydrazine Bladder Tank

Space qualified hydrazine propellant tank for spacecraft, launch vehicle and upper stage applications.

Titanium hydrazine propellant tank with EPDM bladder, typically used on all versions of Ariane 5 and the Atmospheric Re-entry Demonstrator.

39 Litre Bladder Tank: BT 01- 0

Volume (net)	58 litres
Propellant volume	39 litres max.
Propellant	Hydrazine (N2H4)
MEOP	26 bar
Proof pressure	39 bar (1.5 x MEOP)
Burst pressure	52 bar (2 x MEOP)
Mass	8.5 kg
Pressure gas	Helium or nitrogen.
Geometry	Spherical.
Interface fixation	5 fixation holes, dia 8 mm H7.
Materials
- pressure vessel	Ti6AlV st (3.7164.7)
- fluid ports	Ti6AlV st (3.7164.1)
- bladder	Ethylene-Propylene-Diene Monomer (EPDM).
Heritage	Ariane 5 ACS, Atmospheric Re-entry demonstrator.

39 Litre Bladder Tank

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