Dimensions 6BX Integral Flanges API 6A 2000 to 20000 PSI Working Pressure
OTHER PRESSURE CLASSES
20000 PSI
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Pressure Ratings Flanges for Wellhead and Christmas Tree Equipment Weld Neck, Integral, Blinds, Targets and Test Blinds |
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| Max Working Pressure |
2000 PSI |
3000 PSI |
5000 PSI |
| Test Pressure | 3000 PSI | 4500 PSI | 7500 PSI |
| Product Spec Levels |
1, 2, 3 and 4 | 1, 2, 3 and 4 | 1, 2, 3 and 4 |
| API Temp Rating |
K (-60 ° C) to Y (+345 ° C) |
K (-60 ° C) to Y (+345 ° C) |
K (-60 ° C) to Y (+345 ° C) |
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Integral, Blind, Target Blind and Test Flanges |
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| Min. Yield | 60 000 PSI | 60 000 PSI | 60 000 PSI |
| Min. Tensile | 85 000 PSI | 85 000 PSI | 85 000 PSI |
| Material | API 60K | API 60K | API 60K |
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Weld Neck Flanges |
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| Min. Yield | 45 000 PSI | 45 000 PSI | 45 000 PSI |
| Min. Tensile | 70 000 PSI | 70 000 PSI | 70 000 PSI |
| Material | API 45K | API 45K | API 45K |
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Pressure Ratings Flanges for Wellhead and Christmas Tree Equipment Weld Neck, Integral, Blinds, Targets and Test Blinds |
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| Max Working Pressure |
10 000 PSI |
15 000 PSI |
20 000 PSI |
| Test Pressure | 15 000 PSI | 22 500 PSI | 30 000 PSI |
| Product Spec Levels |
1, 2, 3 and 4 | 1, 2, 3 and 4 | 1, 2, 3 and 4 |
| API Temp Rating |
K (-60 ° C) to Y (+345 ° C) |
K (-60 ° C) to Y (+345 ° C) |
K (-60 ° C) to Y (+345 ° C) |
|
Integral, Blind, Target Blind and Test Flanges |
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| Min. Yield | 60 000 PSI | 75 000 PSI | 75 000 PSI |
| Min. Tensile | 85 000 PSI | 95 000 PSI | 95 000 PSI |
| Material | API 60K | API 75K | API 75K |
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Weld Neck Flanges |
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| Min. Yield | 60 000 PSI | 75 000 PSI | 75 000 PSI |
| Min. Tensile | 85 000 PSI | 95 000 PSI | 95 000 PSI |
| Material | API 60K | API 75K | API 75K |
Flange Section Integral
Top View
| Nominal Size and Bore |
Max Bore |
Out Side Dia |
Tolerance | Max Chamfer |
| B | D | D | C | |
| 2000 PSI | ||||
| 26.3/4 | 26.78 | 41 | ± 0.12 | 0.25 |
| 30 | 30.03 | 44.19 | ± 0.12 | 0.25 |
| 3000 PSI | ||||
| 26.3/4 | 26.78 | 43.38 | ± 0.12 | 0.25 |
| 30 | 30.03 | 46.68 | ± 0.12 | 0.25 |
| 5000 PSI | ||||
| 13.3/8 | 13.66 | 26.5 | ± 0.12 | 0.25 |
| 16.3/4 | 16.78 | 30.38 | ± 0.12 | 0.25 |
| 18.3/4 | 18.78 | 35.62 | ± 0.12 | 0.25 |
| 21.3/4 | 21.28 | 39 | ± 0.12 | 0.25 |
| 10000 PSI | ||||
| 1.13/16 | 1.84 | 7.38 | ± 0.06 | 0.12 |
| 2.1/16 | 2.09 | 7.88 | ± 0.06 | 0.12 |
| 2.9/16 | 2.59 | 9.12 | ± 0.06 | 0.12 |
| 3.1/16 | 3.09 | 10.62 | ± 0.06 | 0.12 |
| 4.1/16 | 4.09 | 12.44 | ± 0.06 | 0.12 |
| 5.1/8 | 5.16 | 14.06 | ± 0.06 | 0.12 |
| 7.1/16 | 7.09 | 18.88 | ± 0.12 | 0.25 |
| 9 | 9.03 | 21.75 | ± 0.12 | 0.25 |
| 11 | 11.03 | 25.75 | ± 0.12 | 0.25 |
| 13.5/8 | 13.66 | 30.25 | ± 0.12 | 0.25 |
| 16.3/4 | 16.78 | 34.31 | ± 0.12 | 0.25 |
| 18.3/4 | 18.78 | 40.94 | ± 0.12 | 0.25 |
| 21.1/4 | 21.28 | 45 | ± 0.12 | 0.25 |
| 15000 PSI | ||||
| 1.13/16 | 1.84 | 8.19 | ± 0.06 | 0.12 |
| 2.1/16 | 2.09 | 8.75 | ± 0.06 | 0.12 |
| 2.9/16 | 2.59 | 10 | ± 0.06 | 0.12 |
| 3.1/16 | 3.09 | 11.31 | ± 0.06 | 0.12 |
| 4.1/16 | 4.09 | 14.19 | ± 0.06 | 0.12 |
| 5.1/8 | 5.16 | 16.5 | ± 0.06 | 0.12 |
| 7.1/16 | 7.09 | 19.88 | ± 0.12 | 0.25 |
| 9 | 9.03 | 25.5 | ± 0.12 | 0.25 |
| 11 | 11.03 | 32 | ± 0.12 | 0.25 |
| 13.5/8 | 13.66 | 34.88 | ± 0.12 | 0.25 |
| 18.3/4 | 18.78 | 45.75 | ± 0.12 | 0.25 |
| 20000 PSI | ||||
| 1.13/16 | 1.84 | 10.12 | ± 0.06 | 0.12 |
| 2.1/16 | 2.09 | 11.31 | ± 0.06 | 0.12 |
| 2.9/16 | 2.59 | 12.81 | ± 0.06 | 0.12 |
| 3.1/16 | 3.09 | 14.06 | ± 0.06 | 0.12 |
| 4.1/16 | 4.09 | 17.56 | ± 0.06 | 0.12 |
| 7.1/16 | 7.09 | 25.81 | ± 0.12 | 0.25 |
| 9 | 9.03 | 31.69 | ± 0.12 | 0.25 |
| 11 | 11.03 | 34.75 | ± 0.12 | 0.25 |
| 13.5/8 | 13.66 | 45.75 | ± 0.12 | 0.25 |
| Nominal Size and Bore |
Dia Raised Face |
Total THK |
Large Dia Hub |
Small Dia Hub |
| F | T | A | E | |
| 2000 PSI | ||||
| 26.3/4 | 31.69 | 4.97 | 32.91 | 29.25 |
| 30 | 35.75 | 5.28 | 36.69 | 32.8 |
| 3000 PSI | ||||
| 26.3/4 | 32.75 | 6.34 | 34.25 | 30.56 |
| 30 | 36.31 | 6.58 | 38.19 | 34.3 |
| 5000 PSI | ||||
| 13.3/8 | 18 | 4.44 | 18.94 | 16.69 |
| 16.3/4 | 21.06 | 5.13 | 21.88 | 20.75 |
| 18.3/4 | 24.69 | 6.53 | 26.56 | 23.56 |
| 21.3/4 | 27.62 | 7.12 | 29.88 | 26.75 |
| 10000 PSI | ||||
| 1.13/16 | 4.12 | 1.66 | 3.5 | 2.56 |
| 2.1/16 | 4.38 | 1.73 | 3.94 | 2.94 |
| 2.9/16 | 5.19 | 2.02 | 4.75 | 3.62 |
| 3.1/16 | 6 | 2.3 | 5.59 | 4.34 |
| 4.1/16 | 7.28 | 2.77 | 7.19 | 5.75 |
| 5.1/8 | 8.69 | 3.12 | 8.81 | 7.19 |
| 7.1/16 | 11.88 | 4.06 | 11.88 | 10 |
| 9 | 14.12 | 4.88 | 14.75 | 12.88 |
| 11 | 16.88 | 5.56 | 17.75 | 15.75 |
| 13.5/8 | 20.38 | 6.62 | 21.75 | 19.5 |
| 16.3/4 | 22.69 | 6.62 | 25.81 | 23.69 |
| 18.3/4 | 27.44 | 8.78 | 29.62 | 26.56 |
| 21.1/4 | 30.75 | 9.5 | 33.38 | 30 |
| 15000 PSI | ||||
| 1.13/16 | 4.19 | 1.78 | 3.84 | 2.81 |
| 2.1/16 | 4.5 | 2 | 4.38 | 3.25 |
| 2.9/16 | 5.25 | 2.25 | 5.06 | 3.94 |
| 3.1/16 | 6.06 | 2.53 | 6.06 | 4.81 |
| 4.1/16 | 7.62 | 3.09 | 7.69 | 6.25 |
| 5.1/8 | 8.88 | 3.88 | 9.62 | 7.88 |
| 7.1/16 | 12 | 4.6 | 12.81 | 10.88 |
| 9 | 15 | 5.75 | 17 | 13.75 |
| 11 | 17.88 | 7.38 | 23 | 16.81 |
| 13.5/8 | 21.31 | 8.06 | 23.44 | 20.81 |
| 18.3/4 | 28.44 | 10.06 | 32 | 28.75 |
| 20000 PSI | ||||
| 1.13/16 | 4.62 | 2.5 | 5.25 | 4.31 |
| 2.1/16 | 5.19 | 2.81 | 6.06 | 5 |
| 2.9/16 | 5.94 | 3.12 | 6.81 | 5.69 |
| 3.1/16 | 6.75 | 3.38 | 7.56 | 6.31 |
| 4.1/16 | 8.62 | 4.19 | 9.56 | 8.12 |
| 7.1/16 | 13.88 | 6.5 | 15.19 | 13.31 |
| 9 | 17.38 | 8.06 | 18.94 | 16.88 |
| 11 | 19.88 | 8.81 | 22.31 | 20 |
| 13.5/8 | 24.19 | 11.5 | 27.31 | 24.75 |
Flange Section Integral
Top View
| Length Hub |
Radius Hub |
Dia Bolt Circle |
No of Bolts |
Dia Bolts |
|
| L | R | P | |||
| 2000 PSI | |||||
| 26.3/4 | 7.31 | 0.62 | 37.5 | 20 | 1.3/4 |
| 30 | 7.75 | 0.62 | 40.94 | 32 | 1.5/8 |
| 3000 PSI | |||||
| 26.3/4 | 7.31 | 0.62 | 39.38 | 24 | 2 |
| 30 | 7.75 | 0.62 | 42.94 | 32 | 1.7/8 |
| 5000 PSI | |||||
| 13.3/8 | 4.5 | 0.62 | 23.25 | 16 | 1.5/8 |
| 16.3/4 | 3 | 0.75 | 26.62 | 16 | 1.7/8 |
| 18.3/4 | 6 | 0.62 | 31.62 | 20 | 2 |
| 21.3/4 | 6.5 | 0.69 | 34.88 | 24 | 2 |
| 10000 PSI | |||||
| 1.13/16 | 1.91 | 0.38 | 5.75 | 8 | 3/4 |
| 2.1/16 | 2.03 | 0.38 | 6.25 | 8 | 3/4 |
| 2.9/16 | 2.25 | 0.38 | 7.25 | 8 | 7/8 |
| 3.1/16 | 2.5 | 0.38 | 8.5 | 8 | 1 |
| 4.1/16 | 2.88 | 0.38 | 10.19 | 8 | 1.1/8 |
| 5.1/8 | 3.19 | 0.38 | 11.81 | 12 | 1.1/8 |
| 7.1/16 | 3.75 | 0.62 | 15.88 | 12 | 1.1/2 |
| 9 | 3.69 | 0.62 | 18.75 | 16 | 1.1/2 |
| 11 | 4.06 | 0.62 | 22.25 | 16 | 1.3/4 |
| 13.5/8 | 4.5 | 0.62 | 26.5 | 20 | 1.7/8 |
| 16.3/4 | 3 | 0.75 | 30.56 | 24 | 1.7/8 |
| 18.3/4 | 6.12 | 0.62 | 36.44 | 24 | 2.1/4 |
| 21.1/4 | 6.5 | 0.81 | 40.25 | 24 | 2.1/2 |
| 15000 PSI | |||||
| 1.13/16 | 1.88 | 0.38 | 6.31 | 8 | 7/8 |
| 2.1/16 | 2.12 | 0.38 | 6.88 | 8 | 7/8 |
| 2.9/16 | 2.25 | 0.38 | 7.88 | 8 | 1 |
| 3.1/16 | 2.5 | 0.38 | 9.06 | 8 | 1.1/8 |
| 4.1/16 | 2.88 | 0.38 | 11.44 | 8 | 1.3/8 |
| 5.1/8 | 3.22 | 0.62 | 13.5 | 12 | 1.1/2 |
| 7.1/16 | 2.62 | 0.62 | 16.88 | 16 | 1.1/2 |
| 9 | 4.88 | 0.62 | 21.75 | 16 | 1.7/8 |
| 11 | 9.28 | 0.62 | 28 | 20 | 2 |
| 13.5/8 | 4.5 | 1 | 30.38 | 20 | 2.1/4 |
| 18.3/4 | 6.12 | 1 | 40 | 20 | 3 |
| 20000 PSI | |||||
| 1.13/16 | 1.94 | 0.38 | 8 | 8 | 1 |
| 2.1/16 | 2.06 | 0.38 | 9.06 | 8 | 1.1/8 |
| 2.9/16 | 2.31 | 0.38 | 10.31 | 8 | 1.1/4 |
| 3.1/16 | 2.5 | 0.38 | 11.31 | 8 | 1.3/8 |
| 4.1/16 | 2.88 | 0.38 | 14.06 | 8 | 1.3/4 |
| 7.1/16 | 3.81 | 0.62 | 21.81 | 16 | 2 |
| 9 | 4.25 | 1 | 27 | 16 | 2.1/2 |
| 11 | 4.06 | 1 | 29.5 | 16 | 2.3/4 |
| 13.5/8 | 5.25 | 1 | 40 | 20 | 3 |
Flange Section Integral
Top View
| Dia Bolt Holes |
Bolt Hole Tolerance |
Length Bolts |
Ring No (R or RX) |
|
| 2000 PSI | ||||
| 26.3/4 | 1.88 | +0.09 | 13.75 | 167 |
| 30 | 1.75 | +0.09 | 14.25 | 303 |
| 3000 PSI | ||||
| 26.3/4 | 2.12 | +0.09 | 17 | 168 |
| 30 | 2 | +0.09 | 17.75 | 303 |
| 5000 PSI | ||||
| 13.3/8 | 1.75 | +0.09 | 12.5 | 160 |
| 16.3/4 | 2 | +0.09 | 14.5 | 162 |
| 18.3/4 | 2.12 | +0.09 | 17.5 | 163 |
| 21.3/4 | 2.12 | +0.09 | 18.75 | 165 |
| 10000 PSI | ||||
| 1.13/16 | 0.88 | +0.06 | 5 | 151 |
| 2.1/16 | 0.88 | +0.06 | 5.2 | 152 |
| 2.9/16 | 1 | +0.06 | 6 | 153 |
| 3.1/16 | 1.12 | +0.06 | 6.75 | 154 |
| 4.1/16 | 1.25 | +0.06 | 8 | 155 |
| 5.1/8 | 1.25 | +0.06 | 8.75 | 169 |
| 7.1/16 | 1.62 | +0.09 | 11.25 | 156 |
| 9 | 1.62 | +0.09 | 13 | 157 |
| 11 | 1.88 | +0.09 | 15 | 158 |
| 13.5/8 | 2 | +0.09 | 17.25 | 159 |
| 16.3/4 | 2 | +0.09 | 17.5 | 162 |
| 18.3/4 | 2.38 | +0.09 | 22.5 | 164 |
| 21.1/4 | 2.62 | +0.09 | 24.5 | 166 |
| 15000 PSI | ||||
| 1.13/16 | 1 | +0.06 | 5.5 | 151 |
| 2.1/16 | 1 | +0.06 | 6 | 152 |
| 2.9/16 | 1.12 | +0.06 | 6.75 | 153 |
| 3.1/16 | 1.25 | +0.06 | 7.5 | 154 |
| 4.1/16 | 1.5 | +0.06 | 9.25 | 155 |
| 5.1/8 | 1.62 | +0.09 | 11.5 | 169 |
| 7.1/16 | 1.62 | +0.09 | 12.75 | 156 |
| 9 | 2 | +0.09 | 15.75 | 157 |
| 11 | 2.12 | +0.09 | 19.25 | 158 |
| 13.5/8 | 2.38 | +0.09 | 21.25 | 159 |
| 18.3/4 | 3.12 | +0.12 | 26.75 | 164 |
| 20000 PSI | ||||
| 1.13/16 | 1.12 | +0.06 | 7.5 | 151 |
| 2.1/16 | 1.25 | +0.06 | 8.25 | 152 |
| 2.9/16 | 1.38 | +0.06 | 9.25 | 153 |
| 3.1/16 | 1.5 | +0.06 | 10 | 154 |
| 4.1/16 | 1.88 | +0.09 | 12.25 | 155 |
| 7.1/16 | 2.12 | +0.09 | 17.5 | 156 |
| 9 | 2.62 | +0.09 | 22.38 | 157 |
| 11 | 2.88 | +0.09 | 23.75 | 158 |
| 13.5/8 | 3.12 | +0.12 | 30 | 159 |
Flange Section Integral
Top View
Note..All dimensions are in inches