Capacity (M3) | 20 | 30 | 40 | 50 | 60 | 70 |
internal diameter(mm) | 2200 | 2400 | 2600 | 2800 | 2800 | 2800 |
Tank of the length (mm) | 4500 | 5820 | 6700 | 7200 | 8800 | 10400 |
Gap between two layer(mm) | 0.1-3.5 | 0.1-3.5 | 0.1-3.5 | 0.1-3.5 | 0.1-3.5 | 0.1-3.5 |
Inner steel tank thickness(mm) | ≥6 | ≥6 | ≥6 | ≥6 | ≥6 | ≥6 |
Head thickness (mm) | ≥8 | ≥8 | ≥8 | ≥8 | ≥8 | ≥8 |
External tank thickness(mm) | ≥4 | ≥4 | ≥4 | ≥4 | ≥4 | ≥4 |
Manhole quantity | 2 | 2 | 2 | 2 | 2 | 2 |
Manhole diameter(mm) | 600 | 600 | 600 | 600 | 600 | 600 |