| 3M: 45° angle closure |
| 3AM: 40° angle closure |
| 3BM: 35° angle closure * |
| 3CM: 30° angle closure * |
| Average Mass (Kg): |
| Mild Steel: 1.8 |
| Stainless Steel: 1.5 |
| Forged: 3.8 |
|
| 4: 45° angle closure |
| 4A: 40° angle closure |
| 4B: 35° angle closure * |
| 4C: 30° angle closure * |
| Average Mass (Kg): |
| Mild Steel: 1.1 |
| Stainless Steel: 0.9 |
| Forged: 2.3 |
|
| 90° short radius bend |
| Average Mass (Kg): |
| Mild Steel: 0.9 |
| Stainless Steel: 0.6 |
| Forged: 1.9 |
|
