混凝土强度换算表如下：
| 平均回弹值Rm （MPa） | 测区混凝土强度换算值 （MPa） | 平均碳化深度值 （mm） |
|--------------------|----------------------------|---------------------|
| 0.0| 0.0| 0.0 |
| 0.5| 10.3 | 0.1 |
| 1.0| 10.1 | 0.2 |
| 1.5| 10.5 | 0.3 |
| 2.0| 10.7 | 0.4 |
| 2.5| 11.0 | 0.5 |
| 3.0| 11.4 | 0.6 |
| 3.5| 11.7 | 0.7 |
| 4.0| 12.0 | 0.8 |
| 4.5| 12.3 | 0.9 |
| 5.0| 12.6 | 1.0 |
| 5.5| 12.9 | 1.1 |
| 6.0| 13.2 | 1.2 |
| 20.0 | 10.0 | 0.2 |
| 20.2 | 10.3 | 0.3 |
| 20.4 | 10.5 | 0.4 |
| 20.6 | 10.7 | 0.5 |
| 20.8 | 11.0 | 0.6 |
| 21.0 | 11.2 | 0.7 |
| 21.2 | 11.4 | 0.8 |
| 21.4 | 11.6 | 0.9 |
| 21.6 | 11.8 | 1.0 |
| 21.8 | 12.1 | 1.1 |
| 22.0 | 12.3 | 1.2 |
| 22.2 | 12.5 | 1.3 |
| 22.4 | 12.7 | 1.4 |
| 22.6 | 12.9 | 1.5 |
| 22.8 | 13.1 | 1.6 |
| 23.0 | 13.3 | 1.7 |
| 23.2 | 13.5 | 1.8 |
| 23.4 | 13.7 | 1.9 |
| 23.6 | 13.9 | 2.0 |
| 23.8 | 14.1 | 2.1 |
| 24.0 | 14.3 | 2.2 |
| 24.2 | 14.5 | 2.3 |
| 24.4 | 14.7 | 2.4 |
| 24.6 | 14.9 | 2.5 |
| 24.8 | 15.1 | 2.6 |
| 25.0 | 15.3 | 2.7 |
| 25.2 | 15.5 | 2.8 |
| 25.4 | 15.7 | 2.9 |
| 25.6 | 15.9 | 3.0 |
| 25.8 | 16.1 | 3.1 |
| 26.0 | 16.3 | 3.2 |
| 26.2 | 16.5 | 3.3 |