EN10253
| EN10253-3 EN 10253-4 Type A/B |
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| Durchmesser D mm | Dicke T mm | Radius 3D mm | Radius 2D mm |
| 273,0 | 3,0 | 381,0 | 254 |
| 273,0 | 4,0-18,0 | 381,0 | 254 |
| 323,9 | 3,0 | 457,0 | 305 |
| 323,9 | 4,0-18,0 | 457,0 | 305 |
| 355,6 | 3,0 | 533,0 | 356 |
| 355,6 | 4,0-18,0 | 533,0 | 356 |
| 406,4 | 3,0 | 610,0 | 406 |
| 406,4 | 4,0-18,0 | 610,0 | 406 |
| 457,2 | 3,0 | 686,0 | 457 |
| 457,2 | 4,0-18,0 | 686,0 | 457 |
| 508,0 | 3,0 | 762,0 | 508 |
| 508,0 | 4,0-18,0 | 762,0 | 508 |
| 609,6 | 3,0 | 914,0 | 610 |
| 609,6 | 4,0-18,0 | 914,0 | 610 |
