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Compression springs are used to set and maintain the correct bolt load on standard glass couplings. Standard compression springs have corrosion resistant coating and are also available in stainless steel.
CORROSION PROTECTED SPRING STEEL
| CAT. REF. | DN | Free Length L |
Installed Length L1 |
|
| GDF 6.5 | 15 | 10.1 | 8.1 | |
| GDF 8.5 | 25-100 | 14.5 | 11.0 | |
| GDF 10.5 | 150-300 | 22.0 | 18.0 | |
| GDF 13 | 450-600 | 28.7 | 22.7 | |
| GDF 13.5 | 800-1000 | 45.0 | 36.0 |
STAINLESS STEEL
| CAT. REF. | DN | Free Length L |
Installed Length L1 |
| GDF 6.5E | 15 | 12.4 | 10.4 |
| GDF 8.5E | 25-100 | 18.0 | 14.5 |
| GDF 10.5E | 150-300 | 28.5 | 24.5 |
| GDF 13E | 450-600 | 37.3 | 31.3 |
