HCMP steel sheet thickness and corrugation
HCMP are made of 1.5 – 3.5 mm steel sheets with two corrugation types depending on the diameter / dimensions:
- D1 – 68 х 13 mm
- D3 – 125 х 26 mm
Read more about the steel grades we use to make HCMP (helically corrugated metal pipes) and other prefabricated structures and engineering facilities in “Steel” → section of our website.
Pipe corrugation types
Corrugated sheet shape and dimensions
| Sheet thickness | 68 x 13 [mm] corrugation | ||
|---|---|---|---|
| Cross-section area
А |
Inertia moment
Ix |
Strength factor
Wx |
|
| [mm] | [mm2/mm] | [mm4/mm] | [mm3/mm] |
| 1,5 | 1,62 | 31,5 | 4,4 |
| 2,0 | 2,16 | 40,9 | 5,6 |
| 2,5 | 2,70 | 52,0 | 6,8 |
| 2,7 | 2,92 | 56,2 | 7,3 |
| 3,0 | 3,24 | 64,0 | 8,0 |
| 3,5 | 3,78 | 74,7 | 9,3 |
| Sheet thickness | 125 x 26 [mm] corrugation | ||
| Cross-section area
А |
Inertia moment
Ix |
Strength factor
Wx |
|
| [mm] | [mm2/mm] | [mm4/mm] | [mm3/mm] |
| 1,5 | 1,66 | 142,8 | 10,4 |
| 2,0 | 2,21 | 190,9 | 13,7 |
| 2,5 | 2,77 | 239,9 | 16,7 |
| 2,7 | 2,99 | 259,1 | 18,1 |
| 3,0 | 3,32 | 289,0 | 19,7 |
| 3,5 | 3,88 | 337,2 | 23,0 |
