Flange - ANSI Class 125, C110, DI (in)
Flange - ANSI Class 125, C110, DI (in)
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Pipe Size | Outside Diameter of Flange A | Thickness of Flange C | Number of Bolt Holes | Diameter of Bolt Holes | Bolt Circle Diameter P | Number of Bolts | Bolt Diam. and Length |
2 | 6 | 5/8 ± .12 | 4 | 3/4 | 4 3/4 | 4 | 5/8 x 2 1/4 |
3 | 7 1/2 | 3/4 ± .12 | 4 | 3/4 | 6 | 4 | 5/8 x 2 1/4 |
4 | 9 | 15/16 ± .12 | 8 | 3/4 | 7 1/2 | 8 | 5/8 x 3 |
6 | 11 | 1 ± .12 | 8 | 7/8 | 9 1/2 | 8 | 3/4 x 3 1/2 |
8 | 13 1/2 | 1 1/8 ± .12 | 8 | 7/8 | 11 3/4 | 8 | 3/4 x 3 1/2 |
10 | 16 | 1 3/16 ± .12 | 12 | 1 | 14 1/4 | 12 | 7/8 x 4 |
12 | 19 | 1 1/4 ± .12 | 12 | 1 | 17 | 12 | 7/8 x 4 |
14 | 21 | 1 3/8 ± .12 | 12 | 1 1/8 | 18 3/4 | 12 | 1 x 4 1/4 |
16 | 23 1/2 | 1 7/16 ± .19 | 16 | 1 1/8 | 21 1/4 | 16 | 1 x 4 1/4 |
18 | 25 | 1 9/16 ± .19 | 16 | 1 1/4 | 22 3/4 | 16 | 1 1/8 x 5 |
20 | 27 1/2 | 1 11/16 ± .19 | 20 | 1 1/4 | 25 | 20 | 1 1/8 x 5 |
24 | 32 | 1 7/8 ± .19 | 20 | 1 3/8 | 29 1/2 | 20 | 1 1/4 x 5 1/2 |
30 | 38 3/4 | 2 1/8 ± .25 | 28 | 1 3/8 | 36 | 28 | 1 1/4 x 6 1/2 |
36 | 46 | 2 3/8 ± .25 | 32 | 1 5/8 | 42 3/4 | 32 | 1 1/2 x 7 |
42 | 53 | 2 5/8 ± .25 | 36 | 1 5/8 | 49 1/2 | 36 | 1 1/2 x 7 1/2 |
48 | 59 1/2 | 2 3/4 ± .25 | 44 | 1 5/8 | 56 | 44 | 1 1/2 x 8 |
54 | 66 1/4 | 3 ± .25 | 44 | 2 | 62 3/4 | - | - |
60 | 73 | 3 1/8 ± .25 | 52 | 2 | 69 1/4 | - | - |
64 | 80 | 3 3/8 ± .25 | 52 | 2 | 76 | - | - |
Ductile Iron Flange Bolt Rotation