Cast Ductile Iron
Backup Flange
- Material: ASTM A536 G65-45-12
- Finish: Fusion Bonded Epoxy Coated
- Standard: A.N.S.I
- Utilization: mate with HDPE Flange Adapters
- Dimension: Size 3/4’’-54’’ for ductile iron backup flanges.
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IPS Pipe Dia. |
Product Code | Outside Dia. (O.D.) | Inside Dia. (I.D.) | Flange Thickness (T) | Bolt Hole No. | Bolt Hole Dia. (d) | Bolt Hole Circle (B.C) | Unit Weight | Pressure Rating |
| Inch | in | in | in | in | in | lbs | PSI | ||
| 3/4” | DIBR-SDR7-0075D | 3.88 | 1.13 | 0.51 | 4 | 0.63 | 2.75 | 1.3 | 350 |
| 1” | DIBR-SDR7-01D | 4.25 | 1.41 | 0.56 | 4 | 0.63 | 3.13 | 1.7 | 350 |
| 1 1/4” | DIBR-SDR7-0125D | 4.63 | 1.73 | 0.63 | 4 | 0.63 | 3.50 | 1.8 | 350 |
| 1 1/2” | DIBR-SDR7-015D | 5.00 | 1.99 | 0.69 | 4 | 0.63 | 3.88 | 2.0 | 350 |
| 2″ | DIBR-SDR7-02D | 6.00 | 2.60 | 0.75 | 4 | 0.75 | 4.75 | 2.80 | 350 |
| 2″ | DIBR-SDR11-02B | 6.00 | 2.60 | 0.50 | 4 | 0.75 | 4.75 | 1.78 | 200 |
| 2.5” | DIBR-SDR7-025D | 7.00 | 3.00 | 0.82 | 4 | 0.75 | 5.50 | 3.70 | 350 |
| 2.5” | DIBR-SDR11-025B | 7.00 | 3.00 | 0.52 | 4 | 0.75 | 5.50 | 2.70 | 200 |
| 3″ | DIBR-SDR7-03D | 7.50 | 3.75 | 0.85 | 4 | 0.75 | 6.00 | 4.00 | 350 |
| 3″ | DIBR-SDR11-03B | 7.50 | 3.75 | 0.53 | 4 | 0.75 | 6.00 | 2.68 | 200 |
| 4″ | DIBR-SDR7-04D | 9.00 | 4.75 | 0.92 | 8 | 0.75 | 7.50 | 5.60 | 350 |
| 4″ | DIBR-SDR11-04B | 9.00 | 4.75 | 0.55 | 8 | 0.75 | 7.50 | 3.80 | 200 |
| 6″ | DIBR-SDR7-06D | 11.00 | 6.88 | 1.00 | 8 | 0.88 | 9.50 | 8.00 | 350 |
| 6″ | DIBR-SDR11-06B | 11.00 | 6.88 | 0.63 | 8 | 0.88 | 9.50 | 5.13 | 200 |
| 8″ | DIBR-SDR7-08D | 13.50 | 8.88 | 1.12 | 8 | 0.88 | 11.75 | 12.5 | 350 |
| 8″ | DIBR-SDR11-08B | 13.50 | 8.88 | 0.85 | 8 | 0.88 | 11.75 | 10.0 | 200 |
| 10″ | DIBR-SDR7-10D | 16.00 | 11.00 | 1.22 | 12 | 1.00 | 14.25 | 16.8 | 350 |
| 10″ | DIBR-SDR11-10B | 16.00 | 11.00 | 0.98 | 12 | 1.00 | 14.25 | 13.8 | 200 |
| 12″ | DIBR-SDR7-12D | 19.00 | 13.15 | 1.48 | 12 | 1.00 | 17.00 | 26.8 | 350 |
| 12″ | DIBR-SDR11-12B | 19.00 | 13.15 | 1.25 | 12 | 1.00 | 17.00 | 23.2 | 200 |
| 14“ | DIBR-SDR7-14D | 21.00 | 14.40 | 1.62 | 12 | 1.13 | 18.75 | 38.5 | 350 |
| 14“ | DIBR-SDR11-14B | 21.00 | 14.40 | 1.38 | 12 | 1.13 | 18.75 | 36.0 | 200 |
| 16″ | DIBR-SDR7-16D | 23.50 | 16.40 | 1.82 | 16 | 1.13 | 21.25 | 49.0 | 350 |
| 16″ | DIBR-SDR11-16B | 23.50 | 16.40 | 1.65 | 16 | 1.13 | 21.25 | 44.0 | 200 |
| 18″ | DIBR-SDR7-18D | 25.00 | 18.40 | 1.82 | 16 | 1.25 | 22.75 | 52.0 | 350 |
| 18″ | DIBR-SDR11-18B | 25.00 | 18.40 | 1.67 | 16 | 1.25 | 22.75 | 49.5 | 200 |
| 20″ | DIBR-SDR7-20D | 27.50 | 20.50 | 2.00 | 20 | 1.25 | 25.00 | 67.0 | 350 |
| 20″ | DIBR-SDR11-20B | 27.50 | 20.50 | 1.81 | 20 | 1.25 | 25.00 | 61.0 | 200 |
| 22″ | DIBR-SDR11-22B | 29.50 | 22.50 | 2.00 | 20 | 1.38 | 27.25 | 73.0 | 200 |
| 24″ | DIBR-SDR7-24D | 32.00 | 24.50 | 2.18 | 20 | 1.38 | 29.50 | 96.0 | 350 |
| 24″ | DIBR-SDR11-24B | 32.00 | 24.50 | 2.17 | 20 | 1.38 | 29.50 | 89.0 | 200 |
| 28″ | DIBR-SDR11-28B | 36.50 | 28.60 | 2.50 | 28 | 1.38 | 34.00 | 124.0 | 200 |
| 30″ | DIBR-SDR11-30B | 38.75 | 30.60 | 2.60 | 28 | 1.38 | 36.00 | 148.0 | 200 |
| 32″ | DIBR-SDR11-32B | 41.75 | 32.60 | 2.75 | 28 | 1.63 | 38.50 | 178.0 | 200 |
| 36″ | DIBR-SDR11-36B | 46.00 | 36.60 | 3.15 | 32 | 1.63 | 42.75 | 238.0 | 200 |
| 42″ | DIBR-SDR11-42B | 53.00 | 42.60 | 3.55 | 36 | 1.63 | 49.50 | 345.0 | 200 |
| 48″ | DIBR-SDR11-48B | 59.50 | 48.60 | 3.95 | 44 | 1.63 | 56.00 | 458.0 | 200 |
| 54″ | DIBR-SDR11-54B | 66.50 | 54.80 | 4.15 | 44 | 1.88 | 62.75 | 580.0 | 200 |