Long March 3B Stage 2
The second liquid-propellant stage of China’s Long March 3B launch vehicle, using N2O4/UDMH propellants. Official CNSA material does not assert a narrower engine model here, so this remains an integrated stage identity.
Identity
- Aliases
- CZ-3B second stageLong March 3B second stage
- Domains
- spaceflight
- Identity Level
- integrated-system
- Kind
- integrated-propulsion-system
- Name
- Long March 3B Stage 2
- Status
- active
Details
- Description
- The second liquid-propellant stage of China’s Long March 3B launch vehicle, using N2O4/UDMH propellants. Official CNSA material does not assert a narrower engine model here, so this remains an integrated stage identity.
- Propellants
- N2O4UDMH
Links
Assets & Meta
- Creation Time
- August 13, 2026 at 23:06:16 UTC
- Updated Time
- August 13, 2026 at 23:06:16 UTC
Other
- Sources
- Note
- CNSA identifies N2O4/UDMH propellants on Long March 3B stages 1–2 and does not assert a narrower stage-2 engine model.
- Publisher
- China National Space Administration
- Title
- Long March 3B (CZ-3B)
- Note
- CNSA places Long March 3B in the three-stage Long March 3 family.
- Publisher
- China National Space Administration
- Title
- Long March Launch Vehicle Family