Dimesions of steel ring flanges class D AWWA C207
PDF: Dimesions of steel ring flanges class D AWWA C207
Dimesions-of-steel-ring-flanges-class-D-AWWA-C207
Class D.
Dimensions in mm.
| NPS | DN | OD, A | ID, B | Number of Bolts | Diam.of Bolt Circle, C | Diam.of Bolt | Thickness of Flange, T | Thickness of Blind, T |
| 4 | 100 | 228.60 | 116.08 | 8 | 190.50 | 15.88 | 15.88 | 15.88 |
| 5 | 125 | 254.00 | 143.76 | 8 | 215.90 | 19.05 | 15.88 | 16.51 |
| 6 | 150 | 279.40 | 170.69 | 8 | 241.30 | 19.05 | 17.48 | 17.59 |
| 8 | 200 | 342.90 | 221.49 | 8 | 298.45 | 19.05 | 17.48 | 20.62 |
| 10 | 250 | 406.40 | 276.35 | 12 | 361.95 | 22.23 | 17.48 | 24.21 |
| 12 | 300 | 482.60 | 327.15 | 12 | 431.80 | 22.23 | 20.62 | 28.37 |
| 14 | 350 | 533.40 | 360.43 | 12 | 476.25 | 25.40 | 23.83 | 28.78 |
| 16 | 400 | 596.90 | 411.23 | 16 | 539.75 | 25.40 | 25.40 | 32.13 |
| 18 | 450 | 635.00 | 462.03 | 16 | 577.85 | 28.58 | 26.97 | 33.81 |
| 20 | 500 | 698.50 | 512.83 | 20 | 635.00 | 28.58 | 28.58 | 36.77 |
| 22 | 550 | 749.30 | 563.63 | 20 | 692.15 | 31.75 | 30.18 | 39.83 |
| 24 | 600 | 812.80 | 614.43 | 20 | 749.30 | 31.75 | 31.75 | 42.18 |
| 26 | 650 | 869.95 | 24 | 806.45 | 31.75 | 33.32 | 45.37 | |
| 28 | 700 | 927.10 | 28 | 863.60 | 31.75 | 33.32 | 48.4 | |
| 30 | 750 | 984.25 | 28 | 914.40 | 31.75 | 34.93 | 51 | |
| 32 | 800 | 1060.45 | 28 | 977.90 | 38.10 | 38.10 | 54.6 | |
| 34 | 850 | 1111.25 | 32 | 1028.70 | 38.10 | 38.10 | 57.21 | |
| 36 | 900 | 1168.40 | 32 | 1085.85 | 38.10 | 41.28 | 60.2 | |
| 38 | 950 | 1238.25 | 32 | 1149.35 | 38.10 | 41.28 | 63.66 | |
| 40 | 1000 | 1289.05 | 36 | 1200.15 | 38.10 | 41.28 | 66.28 | |
| 42 | 1050 | 1346.20 | 36 | 1257.30 | 38.10 | 44.45 | 69.32 | |
| 44 | 1100 | 1403.35 | 40 | 1314.45 | 38.10 | 44.45 | 72.36 | |
| 46 | 1150 | 1454.15 | 40 | 1365.25 | 38.10 | 44.45 | 74.99 | |
| 48 | 1200 | 1511.30 | 44 | 1422.40 | 38.10 | 47.63 | 78.03 | |
| 50 | 1250 | 1568.45 | 44 | 1479.55 | 44.45 | 50.80 | 81.18 | |
| 52 | 1300 | 1625.60 | 44 | 1536.70 | 44.45 | 50.80 | 84.21 | |
| 54 | 1350 | 1682.75 | 44 | 1593.85 | 44.45 | 53.98 | 87.25 | |
| 60 | 1500 | 1854.20 | 52 | 1758.95 | 44.45 | 57.15 | 95.97 | |
| 66 | 1650 | 2032.00 | 52 | 1930.40 | 44.45 | 63.50 | 105.6 | |
| 72 | 1800 | 2197.10 | 60 | 2095.50 | 44.45 | 66.68 | 113.8 | |
| 78 | 1950 | 2362.20 | 64 | 2260.60 | 50.80 | 69.85 | ||
| 84 | 2100 | 2533.65 | 64 | 2425.70 | 50.80 | 73.03 | ||
| 90 | 2250 | 2705.10 | 68 | 2590.80 | 57.15 | 76.20 | ||
| 96 | 2400 | 2876.55 | 68 | 2755.90 | 57.15 | 82.55 | ||
| 102 | 2550 | 3048.00 | 72 | 2908.30 | 63.50 | 82.55 | ||
| 108 | 2700 | 3219.45 | 72 | 3067.05 | 63.50 | 85.73 | ||
| 114 | 2850 | 3390.90 | 76 | 3219.45 | 69.85 | 88.90 | ||
| 120 | 3000 | 3562.35 | 76 | 3371.85 | 69.85 | 88.90 | ||
| 126 | 3150 | 3733.80 | 80 | 3536.95 | 76.20 | 95.25 | ||
| 132 | 3300 | 3905.25 | 80 | 3702.05 | 76.20 | 98.43 | ||
| 144 | 3600 | 4248.15 | 84 | 4019.55 | 82.55 | 104.78 |