| Diameter nominal | VERSION in galvanized steel | VERSION in stainless steel |
| 50 | 33S1600050 | |
| 60 | 33S1600060 | 33S160RSI060 |
| 70 | 33S1600070 | |
| 76 | 33S1600076 | |
| 80 | 33S1600080 | 33S160RSI080 |
| 90 | 33S1600090 | |
| 100 | 33S1600100 | 33S160RSI100 |
| 110 | 33S1600110 | |
| 120 | 33S1600120 | 33S160RSI120 |
| 125 | 33S1600125 | 33S160RSI125 |
| 150 | 33S1600150 | 33S160RSI150 |
| 159 | 33S1600160 | |
| 200 | 33S1600200 | 33S160RSI200 |
| 250 | 33S1600250 | 33S160RSI250 |
| 300 | 33S1600300 | 33S160RSI300 |
| 400 | 33S1600400 | 33S160RSI400 |