EG-F-083
ASME B16.47 Class 150 Series B Weld Neck Flanges
Butt-weld connection with a tapered hub. Specify the bore to suit the connected pipe.
| Series | ASME B16.47 · Series B |
| Class | 150 |
| Size range | NPS 26–60 |
| Size entries | 18 |
Representative form. Refer to the size table for the selected dimensions.
Dimension key
Dimensions & drilling
in = inches · lb = pounds
Scroll the table horizontally to see all dimensions. Approximate weights are for reference.
| Catalogue ref. | Nominal pipe size (NPS) | OD (O) | Max. thickness (T) | RF diameter (R) | Length through hub (Y) | Hub OD (X) | Min. fillet radius (r) | Hub top OD (A) | Bore (B) | Approx. weight | Bolt circle (C) | Bolt holes | Hole diameter |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| EG-F-083-001 | 26 | 30.94 in | 1.62 in | 28.00 in | 3.50 in | 26.94 in | 0.38 in | 26.06 in | Specified by purchaser | 120 lb | 29.31 in | 36 | 0.88 in |
| EG-F-083-002 | 28 | 32.94 in | 1.75 in | 30.00 in | 3.75 in | 28.94 in | 0.38 in | 28.06 in | Specified by purchaser | 140 lb | 31.31 in | 40 | 0.88 in |
| EG-F-083-003 | 30 | 34.94 in | 1.75 in | 32.00 in | 3.94 in | 31.00 in | 0.38 in | 30.06 in | Specified by purchaser | 150 lb | 33.31 in | 44 | 0.88 in |
| EG-F-083-004 | 32 | 37.06 in | 1.81 in | 34.00 in | 4.25 in | 33.06 in | 0.38 in | 32.06 in | Specified by purchaser | 170 lb | 35.44 in | 48 | 0.88 in |
| EG-F-083-005 | 34 | 39.56 in | 1.94 in | 36.25 in | 4.34 in | 35.12 in | 0.38 in | 34.06 in | Specified by purchaser | 210 lb | 37.69 in | 40 | 1.00 in |
| EG-F-083-006 | 36 | 41.62 in | 2.06 in | 38.25 in | 4.62 in | 37.19 in | 0.38 in | 36.06 in | Specified by purchaser | 240 lb | 39.75 in | 44 | 1.00 in |
| EG-F-083-007 | 38 | 44.25 in | 2.12 in | 40.25 in | 4.88 in | 39.25 in | 0.38 in | 38.12 in | Specified by purchaser | 290 lb | 42.12 in | 40 | 1.12 in |
| EG-F-083-008 | 40 | 46.25 in | 2.19 in | 42.50 in | 5.06 in | 41.31 in | 0.38 in | 40.12 in | Specified by purchaser | 310 lb | 44.12 in | 44 | 1.12 in |
| EG-F-083-009 | 42 | 48.25 in | 2.31 in | 44.50 in | 5.25 in | 43.38 in | 0.44 in | 42.12 in | Specified by purchaser | 345 lb | 46.12 in | 48 | 1.12 in |
| EG-F-083-010 | 44 | 50.25 in | 2.38 in | 46.50 in | 5.38 in | 45.38 in | 0.44 in | 44.12 in | Specified by purchaser | 370 lb | 48.12 in | 52 | 1.12 in |
| EG-F-083-011 | 46 | 52.81 in | 2.44 in | 48.62 in | 5.69 in | 47.44 in | 0.44 in | 46.12 in | Specified by purchaser | 435 lb | 50.56 in | 40 | 1.25 in |
| EG-F-083-012 | 48 | 54.81 in | 2.56 in | 50.75 in | 5.88 in | 49.50 in | 0.44 in | 48.12 in | Specified by purchaser | 480 lb | 52.56 in | 44 | 1.25 in |
| EG-F-083-013 | 50 | 56.81 in | 2.69 in | 52.75 in | 6.06 in | 51.50 in | 0.44 in | 50.12 in | Specified by purchaser | 520 lb | 54.56 in | 48 | 1.25 in |
| EG-F-083-014 | 52 | 58.81 in | 2.75 in | 54.75 in | 6.19 in | 53.56 in | 0.44 in | 52.12 in | Specified by purchaser | 550 lb | 56.56 in | 52 | 1.25 in |
| EG-F-083-015 | 54 | 61.00 in | 2.81 in | 56.75 in | 6.38 in | 55.62 in | 0.44 in | 54.12 in | Specified by purchaser | 620 lb | 58.75 in | 56 | 1.25 in |
| EG-F-083-016 | 56 | 63.00 in | 2.88 in | 58.75 in | 6.56 in | 57.69 in | 0.56 in | 56.12 in | Specified by purchaser | 650 lb | 60.75 in | 60 | 1.25 in |
| EG-F-083-017 | 58 | 65.94 in | 2.94 in | 60.75 in | 6.88 in | 59.69 in | 0.56 in | 58.12 in | Specified by purchaser | 780 lb | 63.44 in | 48 | 1.38 in |
| EG-F-083-018 | 60 | 67.94 in | 3.00 in | 63.00 in | 7.06 in | 61.81 in | 0.56 in | 60.12 in | Specified by purchaser | 850 lb | 65.44 in | 52 | 1.38 in |
Selection notes
Facing in this dimensional series: 1/16 in raised face (RF).
A flat face (FF) can be specified with the inquiry.
Class designations are not direct pressure values. Confirm material grade, temperature, facing and the applicable standard edition before ordering.
Specify your flange.
Send the standard, class, size, material and quantity. Add a drawing for custom requirements.