Flange - Orifice, Weld Neck, ANSI Class 400, B16.36 (in)
Flange - Orifice, Weld Neck, ANSI Class 400, B16.36 (in)
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Pipe Size
(NPS) | Outside
Diameter of Flange A | Diameter
of Raised Face B | Thickness
of Flange
| Diameter
of Bore
| Diameter
of Hub at Weld
| Diameter
of Hub at Base
| Length
of Hub
| Number
of Bolt Holes NBH | Diameter
of Bolt Holes DBH | Bolt
Circle Diameter
| Approx.
Weight Per Union (lb) AW |
1/2 | - | - | - | - | - | - | - | - | - | - | - |
3/4 | - | - | - | - | - | - | - | - | - | - | - |
1 | 4 7/8 | 2 | 1 1/2 | * | 1.315 | 2 1/8 | 2 7/16 | 4 | 3/4 | 3 1/2 | 18 |
1 1/4 | 5 1/4 | 2 1/2 | 1 1/2 | * | 1.660 | 2 1/2 | 2 5/8 | 4 | 3/4 | 3 7/8 | 20 |
1 1/2 | 6 1/8 | 2 7/8 | 1 1/2 | * | 1.900 | 2 3/4 | 2 3/4 | 4 | 7/8 | 4 1/2 | 25 |
2 | 6 1/2 | 3 5/8 | 1 1/2 | * | 2.375 | 3 5/16 | 2 7/8 | 8 | 3/4 | 5 | 27 |
2 1/2 | 7 1/2 | 4 1/8 | 1 1/2 | * | 2.875 | 3 15/16 | 3 1/8 | 8 | 7/8 | 5 7/8 | 35 |
3 | 8 1/4 | 5 | 1 1/2 | * | 3.500 | 4 5/8 | 3 1/4 | 8 | 7/8 | 6 5/8 | 43 |
3 1/2 | - | - | - | - | - | - | - | - | - | - | - |
4 | 10 | 6 3/16 | 1 3/8 | * | 4.500 | 5 3/4 | 3 1/2 | 8 | 1 | 7 7/8 | 82 |
5 | 11 | 7 5/16 | 1 1/2 | * | 5.563 | 7 | 4 | 8 | 1 | 9 1/4 | 101 |
6 | 12 1/2 | 8 1/2 | 1 5/8 | * | 6.625 | 8 1/8 | 4 1/16 | 12 | 1 | 10 5/8 | 136 |
8 | 15 | 10 5/8 | 1 7/8 | * | 8.625 | 10 1/4 | 4 5/8 | 12 | 1 1/8 | 13 | 213 |
10 | 17 1/2 | 12 3/4 | 2 1/8 | * | 10.750 | 12 5/8 | 4 7/8 | 16 | 1 1/4 | 15 1/4 | 309 |
12 | 20 1/2 | 15 | 2 1/4 | * | 12.750 | 14 3/4 | 5 3/8 | 16 | 1 3/8 | 17 3/4 | 429 |
14 | 23 | 16 1/4 | 2 3/8 | * | 14.00 | 16 3/4 | 5 7/8 | 20 | 1 3/8 | 20 1/4 | 554 |
16 | 25 1/2 | 18 1/2 | 2 1/2 | * | 16.00 | 19 | 6 | 20 | 1 1/2 | 22 1/2 | 705 |
18 | 28 | 21 | 2 5/8 | * | 18.00 | 21 | 6 1/2 | 24 | 1 1/2 | 24 3/4 | 863 |
20 | 30 1/2 | 23 | 2 3/4 | * | 20.00 | 23 1/8 | 6 5/8 | 24 | 1 5/8 | 27 | 1066 |
22 | 33 | 25 1/4 | 2 7/8 | * | 22.00 | 25 1/4 | 6 3/4 | 24 | 1 3/4 | 29 1/4 | 1120 |
24 | 36 | 27 1/4 | 3 | * | 24.00 | 27 5/8 | 6 7/8 | 24 | 1 7/8 | 32 | 1555 |