| Country: | CHN |
| Province: | Sichuan |
| Established: | 21 December 2014 |
| Type: | Expwy |
| Route: | 0512 |
| Alternate Name: | Chengle Expressway 成乐高速 |
| Length Km: | 89.6 |
| Previous Type: | Expwy |
| Previous Route: | 0511 |
| Previous Dab: | Deyang–Dujiangyan Expressway |
| Next Type: | Expwy |
| Next Route: | 0513 |
| Next Dab: | Pingyao–Luoyang Expressway |
| Direction A: | North |
| Terminus A: | Xinjin |
| Direction B: | South |
| Terminus B: | Leshan |
The G0512 Chengdu–Leshan Expressway is an expressway in Sichuan, China. It was named S7, as of 2013 it is included in NTHS, hence renumbered.