HCMP tolerances
HCMP length tolerance ±0.5% of design length.
In coupling band junctions, gap between individual pipe sections may not exceed 30 mm.
| HCMP tolerances | ||
|---|---|---|
| Item | U.M. | Allowed values |
| Nominal size deviation | Nominal size % | ±1,5 |
| Bore distortion as laid | actual bore % | ±2,0 |
| HCMP/P tolerances | ||
|---|---|---|
| Item | U.M. | Allowed values |
| 68h13 (D1) reference span / height deviation | Nominal equivalent size % | ±2,0 |
| 125h26 (D1) reference span / height deviation | Nominal equivalent size % | ±5,0 |
| Internal span/height distortion as laid | Actual span % | ±2,0 |
