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NPS 4
| Dimensions | ||
|---|---|---|
| WMass | 15.01 | |
| tThickness | 5.6 | |
| ODOutside diameter | 114.3 | |
| IDInside diameter | 103.1 | |
| AArea | 1,912 | |
| Major axis | ||
| IxSecond moment of area | 2.832 | |
| SxElastic modulus | 49.55 | |
| ZxPlastic modulus | 66.23 | |
| rxRadius of gyration | 38.48 | |
| ytopCentroid to top | 57.15 | |
| ybotCentroid to bottom | 57.15 | |
| Minor axis | ||
| IySecond moment of area | 2.832 | |
| SyElastic modulus | 49.55 | |
| ZyPlastic modulus | 66.23 | |
| ryRadius of gyration | 38.48 | |
| Torsion and warping | ||
| JTorsion constant | 5,664 | |
API 5L Table 3A/3B
| Steel type | Carbon-manganese, Nb/V/Ti allowed | |
|---|---|---|
| FyYield strength, minimum | 359 | |
| FuTensile strength, minimum | 455 | |
| EModulus of elasticity | 200,000 | |
| GShear modulus | 77,200 | |
| νPoisson's ratio | 0.3 | |
| ρDensity | 7,850 | |
| Flexure class, AISC 360 Table B4.1 | Compact, D/t 20.4 (λp 39, λr 172.7) | |
| API RP 2A-WSD group and class | Group II Class C; Class B with SR5/SR6 | |
| Capacity (nominal, no resistance or safety factors) | ||
| PyAxial yield, A·Fy | 686.6 | |
| MyYield moment, Sx·Fy | 17.79 | |
| MpPlastic moment, Zx·Fy | 23.78 | |
| Test Pressure | Std. | Alt. | |
|---|---|---|---|
| Grade A25 | 83 | — | |
| Grade A | 122 | 152 | |
| Grade B | 142 | 177 | |
| Grade X42 | 170 | 213 | |
| Grade X46 | 186 | 233 | |
| Grade X52 (grade picked) | 207 | 264 | |
| Grade X56 | 207 | 284 | |
| Grade X60 | 207 | 304 | |
| Grade X65 | 207 | 329 | |
| Grade X70 | 207 | 355 | |
| Grade X80 | 207 | 406 |