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Ariane 5-1 H155
LOx/LH2 propellant rocket stage. Chamber pressure 108 bar; expansion ratio 45.0; propellant mix ratio 5.3.

AKA: Ariane H155; H155. Status: Active. Thrust: 1,114.00 kN (250,437 lbf). Gross mass: 170,800 kg (376,500 lb). Unfuelled mass: 12,700 kg (27,900 lb). Specific impulse: 430 s. Specific impulse sea level: 340 s. Burn time: 589 s. Height: 30.50 m (100.00 ft). Diameter: 5.46 m (17.91 ft). Span: 5.46 m (17.91 ft).

Cost $ : 65.000 million.

Subtopics

Ariane 5-1 EPC LOx/LH2 propellant rocket stage. 15.2 metric tons increased propellant by moving liquid oxygen bulkhead.

Country: France. Engines: Vulcain. Launch Vehicles: Ariane 5G, Ariane 5Gp, Ariane 5GS. Propellants: Lox/LH2.

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