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Carbon Steel
ASME
China (Mainland)
Standard
Export standard packaging.
Depends on your order quantity.
WN Flanges:
ASME B16.5 Welding Neck Flanges :
Dimension B corresponds to the pipe inside diameter.Values quoted assume 40S/Standard wall thickness.
Weights are based on manufacturer’s data and are approximate.
Flat face flanges may be provided at full thickness,C,or with raised face removed (the latter is nonstandard).
| Pipe Welding Neck Flange | Flange Data | Hub Data | Raised Face | Drilling Data | | |||||||
| Nominal | Outside Diameter | A | B | C | D | E | F | G | H | I | J |
|
| Overall | Inside | Flange | Overall | Diameter | Hub | Face | Number | Bolt Hole | Diameter of Circle | | ||
| | ||||||||||||
| in | in | in | in | in | in | in | in | in | in | in | | |
| 1/2 | 0.84 | 3.5 | 0.62 | 0.44 | 1.88 | 0.84 | 1.19 | 1.38 | 4 | 0.62 | 2.38 |
|
| 21.3 | 88.9 | 15.7 | 11.2 | 47.8 | 21.3 | 30.2 | 35 | 15.7 | 60.45 | | ||
| 3/4 | 1.05 | 3.88 | 0.82 | 0.5 | 2.06 | 1.05 | 1.5 | 1.69 | 4 | 0.62 | 2.75 |
|
| 26.7 | 98.6 | 20.8 | 12.7 | 52.3 | 26.7 | 38.1 | 42.9 | 15.7 | 69.85 | | ||
| 1 | 1.315 | 4.25 | 1.05 | 0.56 | 2.19 | 1.32 | 1.94 | 2 | 4 | 0.62 | 3.12 |
|
| 33.4 | 108 | 26.7 | 14.2 | 55.6 | 33.5 | 49.3 | 50.8 | 15.7 | 79.25 | | ||
| 1 1/4 | 1.66 | 4.62 | 117.3 | 0.62 | 15.7 | 57.15 | 2.31 | 2.5 | 4 | 0.62 | 3.5 |
|
| 42.2 | 117.3 | 1.38 | 15.7 | 2.25 | 1.66 | 58.7 | 63.5 | 15.7 | 88.9 | | ||
| 1 1/2 | 1.9 | 5 | 1.61 | 0.69 | 2.44 | 1.9 | 2.56 | 2.88 | 4 | 0.62 | 3.88 |
|
| 48.3 | 127 | 40.9 | 17.5 | 62 | 48.3 | 65 | 73.15 | 15.7 | 98.6 | | ||
| 2 | 2.375 | 6 | 2.07 | 0.75 | 2.5 | 2.38 | 3.06 | 3.62 | 4 | 0.75 | 4.75 |
|
| 60.3 | 152.4 | 52.6 | 19.1 | 63.5 | 60.45 | 77.7 | 91.9 | 19.1 | 120.7 | | ||
| 2 1/2 | 2.875 | 7 | 2.47 | 0.88 | 2.75 | 2.88 | 3.56 | 4.12 | 4 | 0.75 | 5.5 |
|
| 73 | 177.8 | 62.7 | 22.4 | 69.85 | 73.15 | 90.4 | 104.6 | 19.1 | 139.7 | | ||
| 3 | 3.5 | 7.5 | 3.07 | 0.94 | 2.75 | 3.5 | 4.25 | 5 | 4 | 0.75 | 6 |
|
| 88.9 | 190.5 | 78 | 23.9 | 69.85 | 88.9 | 108 | 127 | 19.1 | 152.4 | |||
WN Flanges:
ASME B16.5 Welding Neck Flanges :
Dimension B corresponds to the pipe inside diameter.Values quoted assume 40S/Standard wall thickness.
Weights are based on manufacturer’s data and are approximate.
Flat face flanges may be provided at full thickness,C,or with raised face removed (the latter is nonstandard).
| Pipe Welding Neck Flange | Flange Data | Hub Data | Raised Face | Drilling Data | | |||||||
| Nominal | Outside Diameter | A | B | C | D | E | F | G | H | I | J |
|
| Overall | Inside | Flange | Overall | Diameter | Hub | Face | Number | Bolt Hole | Diameter of Circle | | ||
| | ||||||||||||
| in | in | in | in | in | in | in | in | in | in | in | | |
| 1/2 | 0.84 | 3.5 | 0.62 | 0.44 | 1.88 | 0.84 | 1.19 | 1.38 | 4 | 0.62 | 2.38 |
|
| 21.3 | 88.9 | 15.7 | 11.2 | 47.8 | 21.3 | 30.2 | 35 | 15.7 | 60.45 | | ||
| 3/4 | 1.05 | 3.88 | 0.82 | 0.5 | 2.06 | 1.05 | 1.5 | 1.69 | 4 | 0.62 | 2.75 |
|
| 26.7 | 98.6 | 20.8 | 12.7 | 52.3 | 26.7 | 38.1 | 42.9 | 15.7 | 69.85 | | ||
| 1 | 1.315 | 4.25 | 1.05 | 0.56 | 2.19 | 1.32 | 1.94 | 2 | 4 | 0.62 | 3.12 |
|
| 33.4 | 108 | 26.7 | 14.2 | 55.6 | 33.5 | 49.3 | 50.8 | 15.7 | 79.25 | | ||
| 1 1/4 | 1.66 | 4.62 | 117.3 | 0.62 | 15.7 | 57.15 | 2.31 | 2.5 | 4 | 0.62 | 3.5 |
|
| 42.2 | 117.3 | 1.38 | 15.7 | 2.25 | 1.66 | 58.7 | 63.5 | 15.7 | 88.9 | | ||
| 1 1/2 | 1.9 | 5 | 1.61 | 0.69 | 2.44 | 1.9 | 2.56 | 2.88 | 4 | 0.62 | 3.88 |
|
| 48.3 | 127 | 40.9 | 17.5 | 62 | 48.3 | 65 | 73.15 | 15.7 | 98.6 | | ||
| 2 | 2.375 | 6 | 2.07 | 0.75 | 2.5 | 2.38 | 3.06 | 3.62 | 4 | 0.75 | 4.75 |
|
| 60.3 | 152.4 | 52.6 | 19.1 | 63.5 | 60.45 | 77.7 | 91.9 | 19.1 | 120.7 | | ||
| 2 1/2 | 2.875 | 7 | 2.47 | 0.88 | 2.75 | 2.88 | 3.56 | 4.12 | 4 | 0.75 | 5.5 |
|
| 73 | 177.8 | 62.7 | 22.4 | 69.85 | 73.15 | 90.4 | 104.6 | 19.1 | 139.7 | | ||
| 3 | 3.5 | 7.5 | 3.07 | 0.94 | 2.75 | 3.5 | 4.25 | 5 | 4 | 0.75 | 6 |
|
| 88.9 | 190.5 | 78 | 23.9 | 69.85 | 88.9 | 108 | 127 | 19.1 | 152.4 | |||
