TQ-12
| Country of origin | China |
|---|---|
| Manufacturer | LandSpace |
| Status | Active |
| Liquid-fuel engine | |
| Propellant | LOX / CH4 |
| Mixture ratio | 2.92 |
| Cycle | Gas-generator cycle |
| Configuration | |
| Nozzle ratio | 45 |
| Performance | |
| Thrust, vacuum | 745 kilonewtons (167,000 lbf) for sea level nozzle 785 kilonewtons (176,000 lbf) for vacuum nozzle |
| Thrust, sea-level | 658 kilonewtons (148,000 lbf) |
| Chamber pressure | 10.1 MPa (1,460 psi) |
| Specific impulse, vacuum | 337 s |
| Specific impulse, sea-level | 284.5 s |
| Dimensions | |
| Measurement | 3.9 m |
| Diameter | 1.5 m |
| Used in | |
| ZQ-2 | |
| References | |
| Notes | |
The TQ-12 (Chinese: 天鹊-12; pinyin: Tiānquè-12, lit. Sky Lark 12) is a gas-generator cycle rocket engine burning liquid methane and liquid oxygen (methalox) developed by LandSpace. TQ-12 is the first Chinese liquid rocket engine developed with private funding. The engine has been designed to produce 670 kilonewtons (150,000 lbf) of thrust at sea level.