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These Stainless Steel Backing Flanges for Angle Face Rings are manufactured to ANSI Class #150 bolt pattern specifications. Stainless steel back-up flanges are preferred for their high corrosion resistance.
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| API Part Number | Size | O.D. | I.D. | Ø B.H.C. | Ø B.H. | # B.H. | THK | Bevel Depth | Weight lbs |
|---|---|---|---|---|---|---|---|---|---|
| SABF0050 | 0.5 | 3.50 | 1.25 | 2.38 | 0.630 | 4 | 0.500 | 0.250 | 0.9 |
| SABF0075 | 0.75 | 3.88 | 1.44 | 2.75 | 0.630 | 4 | 0.500 | 0.250 | 1.1 |
| SABF0100 | 1 | 4.25 | 1.69 | 3.13 | 0.630 | 4 | 0.500 | 0.250 | 1.3 |
| SABF0125 | 1.25 | 4.63 | 2.06 | 3.50 | 0.630 | 4 | 0.500 | 0.250 | 1.5 |
| SABF0150 | 1.5 | 5.00 | 2.25 | 3.88 | 0.630 | 4 | 0.500 | 0.250 | 1.9 |
| SABF0200 | 2 | 6.00 | 2.88 | 4.75 | 0.750 | 4 | 0.500 | 0.250 | 2.5 |
| SABF0250 | 2.5 | 7.00 | 3.38 | 5.50 | 0.750 | 4 | 0.500 | 0.250 | 3.5 |
| SABF0300 | 3 | 7.50 | 4.00 | 6.00 | 0.750 | 4 | 0.500 | 0.250 | 4.0 |
| SABF0400 | 4 | 9.00 | 5.00 | 7.50 | 0.750 | 8 | 0.562 | 0.250 | 6.5 |
| SABF0500 | 5 | 10.00 | 6.06 | 8.50 | 0.875 | 8 | 0.500 | 0.250 | 6.5 |
| SABF0600 | 6 | 11.00 | 7.25 | 9.50 | 0.875 | 8 | 0.630 | 0.250 | 8.0 |
| SABF0800 | 8 | 13.50 | 9.25 | 11.75 | 0.875 | 8 | 0.630 | 0.250 | 11.5 |
| SABF1000 | 10 | 16.00 | 11.44 | 14.25 | 1.000 | 12 | 0.630 | 0.312 | 15.0 |
| SABF1200 | 12 | 19.00 | 13.63 | 17.00 | 1.000 | 12 | 0.630 | 0.312 | 26.0 |
| SABF1400 | 14 | 21.00 | 14.88 | 18.75 | 1.125 | 12 | 0.630 | 0.312 | 26.5 |
| SABF1600 | 16 | 23.50 | 16.88 | 21.25 | 1.125 | 16 | 0.750 | 0.312 | 37.0 |
| SABF1800 | 18 | 25.00 | 18.88 | 22.75 | 1.250 | 16 | 0.880 | 0.375 | 42.0 |
| SABF2000 | 20 | 27.50 | 20.88 | 25.00 | 1.250 | 20 | 0.880 | 0.375 | 51.0 |
| SABF2400 | 24 | 32.00 | 24.88 | 29.50 | 1.375 | 20 | 1.000 | 0.375 | 76.0 |
| SABF3000 | 30 | 38.75 | 30.88 | 36.00 | 1.375 | 28 | 1.000 | 0.500 | 104.0 |
| SABF3600 | 36 | 46.00 | 36.88 | 42.75 | 1.625 | 32 | 1.250 | 0.500 | 166.0 |
| SABF4200 | 42 | 53.00 | 42.91 | 49.50 | 1.625 | 36 | 1.250 | 0.500 | 220.0 |
| SABF4800 | 48 | 59.50 | 48.91 | 56.00 | 1.625 | 44 | 1.250 | 0.500 | 262.0 |
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