| Large Diameter Spiral Wound Dimensions | |||||
| ASME B16.20 for use with B16.47 Series B | |||||
| API 605 | |||||
| Class 900 | |||||
| INNER | GASKET | OUTER | |||
| NPS | RING | INSIDE | OUTSIDE | RING | |
| I.D. | DIAMETER | DIAMETER | O.D. | ||
| 26 | 26.50* | 27.25 | 29.50 | 33.00 | |
| 28 | 28.50* | 29.25 | 31.50 | 35.50 | |
| 30 | 31.00* | 31.75 | 33.75 | 37.75 | |
| 32 | 33.00* | 34.00 | 36.00 | 40.00 | |
| 34 | 35.25* | 36.25 | 38.25 | 42.25 | |
| 36 | 36.50* | 37.25 | 39.25 | 44.25 | |
| 38 | 39.75* | 40.75 | 42.75 | 47.25 | |
| 40 | 41.75* | 43.25 | 45.25 | 49.25 | |
| 42 | 43.75* | 45.25 | 47.25 | 51.25 | |
| 44 | 45.50* | 47.50 | 49.50 | 53.88 | |
| 46 | 48.00* | 50.00 | 52.00 | 56.50 | |
| 48 | 50.00* | 52.00 | 54.00 | 58.50 | |
| ** | |||||
| "*"-Denotes that an inner ring is required. | |||||
| "**"-Denotes that there are no Class 900 flanges for 50"and larger |
|
Large Diameter Spiral Wound Dimensions ASME B16.20 for use with B16.47 Series B API 605 |