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We can supply all kind of flange for pipeline. Such as slip-on welding flang, lapped flange, integral pipe flange steel pipe flange, threaded flange, slip-on flange socket welding flange, lap joint flange welding neckflange, blind flange, orifice flange reducing flange, pad type flange, loose hubbed flange welding plate flange.
| pipe flange | |||||
| D .N | 250 | 250 | 250 | 250 | 250 |
| P.N | 110 | 50 | 20 | 16 | 10 |
| O.D of flange | 510 | 445 | 405 | 405 | 395 |
| Diameter of bolt circle | 432 | 387.5 | 362 | 355 | 350 |
| Diameter of Bolt hole | 35.5 | 29.5 | 26 | 26 | 22 |
| Bolt Number | 16 | 16 | 12 | 12 | 12 |
| O.D of Neck | 273 | 273 | 273 | 273 | 273 |
| Bore Diameter | 254.5 | 254.5 | 254.5 | 254.5 | 254.5 |
| Flange Thickness | 63.5 | 48 | 30.5 | 26 | 26 |
| Length of Hub | 152 | 117 | 102 | 70 | 68 |
| Neck Diameter | 343 | 321 | 305 | 288 | 288 |
| Corner Radius | 10 | 10 | 10 | 10 | 10 |
| Neck Thickness | 25.4 | 25.4 | 21.44 | 12.7 | 12.7 |
| Raise face diameter | 324 | 324 | 324 | 319 | 319 |
| Standard | ISO9001-1-1992/ASME B16.5 | ||||
| Material | Carbon steel ,stainless ,Alloy | ||||
