For optimal seal compression and UV-light shielding, we recommend a 10-20% higher setting force to ensure a leaktight assembly. Below reference values can vary depending on size, shape and seal material.
| Steel zinktop | ||||
| recommended setting force (kN) thread size |
HX/KX | HDPX | DPX | HDKX |
| M4 | - | 7 | 9 | - |
| M5 | 9,5 | 9,5 | 10 | 9,5 |
| M6 | 16 | 15 | 15,5 | 16 |
| M8 | 20 | 18 | 20 | 20 |
| M10 | 24 | 22,5 | 24 | 24 |
| M12 | 33 | |||
| Stainless steel 304Cu | ||||
| recommended setting force (kN) thread size |
HX/KX | HDPX | DPX | HDKX |
| M4 | - | 7,5 | 7,8 | - |
| M5 | 11 | 10 | 11 | 11 |
| M6 | 20 | 16 | 16,5 | 20 |
| M8 | 24 | 19 | 21 | 24 |
| M10 | 30 | 31 | 29 | 30 |
| M12 | 42 | |||
