| Class | 150 | 300 | 400 | 600 | 900 | 1500 | 2500 |
|---|---|---|---|---|---|---|---|
| Diameter - A | 30 | 38 | ... | 38 | ... | 38 | ... |
| Diameter - D | 90 | 95 | ... | 95 | ... | 120 | ... |
| Thickness - B | 9.6 | 12.7 | ... | 14.3 | ... | 22.3 | ... |
| 11.2 | 14.3 | ... | 20.7 | ... | 28.7 | ... | |
| Diameter - G | 35.1 | 35.1 | ... | 35.1 | ... | 35.1 | ... |
| Diameter - K | 60.3 | 66.7 | ... | 66.7 | ... | 82.6 | ... |
| Height - H | 14 | 21 | ... | 22 | ... | 32 | ... |
| 15.6 | 22.6 | ... | 28.4 | ... | 38.4 | ... | |
| Bolt Holes | 4 | 4 | ... | 4 | ... | 4 | ... |
| Diameter - L | 15.9 | 15.9 | ... | 15.9 | ... | 22.2 | ... |
| Stud Bolts Diameter x Length | |||||||
| Diameter (in) | 1/2 | 1/2 | ... | 1/2 | ... | 3/4 | ... |
| Length (mm) | 55 | 65 | ... | 75 | ... | 110 | ... |
Socket Weld Flanges are connected to the pipe by a fillet weld on the outside of the flange hub. The pipe fits into a recessed area for better alignment and flow.