| Mortar | Corrosive environment ΜΧ2, plain steel | Corrosive environment ΜΧ4, plain steel | Corrosive environment ΜΧ4, zinc coated steel | ||||||
| 3 months | 6 months | 33 months | 3 months | 6 months | 33 months | 3 months | 6 months | 33 months | |
| M1 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| M2 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| M3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| M3α |
|
|
| 3 | 3 | 3 |
|
|
|
| ML1 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| ML1α |
|
|
| 3 | 3 | 3 |
|
|
|
| ML2 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| ML2α |
|
|
| 3 | 3 | 3 |
|
|
|
| ML3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| ML3α |
|
|
| 3 | 3 | 3 |
|
|
|
| ML4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| ML4α |
|
|
| 3 | 3 | 3 |
|
|
|