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4" NB (DN100) Flange Table
4" NB (DN100) Flange Table - Flange Dimensions
| 4" | Flange Diameter | PCD | No. of Bolt Holes | Diameter of Bolts | Diameter of Holes | Diameter of Raised Face | Height of Raised Face |
|---|---|---|---|---|---|---|---|
| PN6 | 210mm | 170mm | 4 | M16 | 18mm | 148mm | 3mm |
| PN10 | 220mm | 180mm | 8 | M16 | 18mm | 158mm | 3mm |
| PN16 | 220mm | 180mm | 8 | M16 | 18mm | 158mm | 3mm |
| PN25 | 235mm | 190mm | 8 | M20 | 22mm | 162mm | 3mm |
| PN40 | 235mm | 190mm | 8 | M20 | 22mm | 162mm | 3mm |
| PN64 | 250mm | 200mm | 8 | M24 | 26mm | 162mm | 3mm |
| Table D | 8 1/2" (216mm) | 7" (178mm) | 4 | 5/8" (16mm) | 11/16" (17mm) | ||
| Table E | 8 1/2" (216mm) | 7" (178mm) | 8 | 5/8" (16mm) | 11/16" (17mm) | ||
| Table F | 9" (229mm) | 7 1/2" (191mm) | 8 | 5/8" (16mm) | 11/16" (17mm) | ||
| Table H | 9" (229mm) | 7 1/2" (191mm) | 8 | 5/8" (16mm) | 11/16" (17mm) | 6" (152mm) | 1/16" (2mm) |
| ANSI 125/150 | 9" (229mm) | 7 1/2" (191mm) | 8 | 5/8" (16mm) | 3/4" (19mm) | 6 3/16" (157mm) | 1/16" (2mm) |
| ANSI 300 | 10" (254mm) | 7 7/8" (200mm) | 8 | 3/4" (19mm) | 7/8" (22mm) | 6 3/16" (157mm) | 1/16" (2mm) |
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