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NPS 4
| Dimensions | ||
|---|---|---|
| WMass | 18.77 | |
| tThickness | 7.1 | |
| ODOutside diameter | 114.3 | |
| IDInside diameter | 100.1 | |
| AArea | 2,391 | |
| Major axis | ||
| IxSecond moment of area | 3.45 | |
| SxElastic modulus | 60.36 | |
| ZxPlastic modulus | 81.71 | |
| rxRadius of gyration | 37.98 | |
| ytopCentroid to top | 57.15 | |
| ybotCentroid to bottom | 57.15 | |
| Minor axis | ||
| IySecond moment of area | 3.45 | |
| SyElastic modulus | 60.36 | |
| ZyPlastic modulus | 81.71 | |
| ryRadius of gyration | 37.98 | |
| Torsion and warping | ||
| JTorsion constant | 6,900 | |
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 16.1 (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 | 858.4 | |
| MyYield moment, Sx·Fy | 21.67 | |
| MpPlastic moment, Zx·Fy | 29.33 | |
| Test Pressure | Std. | Alt. | |
|---|---|---|---|
| Grade A | 154 | 193 | |
| Grade B | 180 | 193 | |
| Grade X42 | 207 | 270 | |
| Grade X46 | 207 | 295 | |
| Grade X52 (grade picked) | 207 | 335 | |
| Grade X56 | 207 | 360 | |
| Grade X60 | 207 | 386 | |
| Grade X65 | 207 | 417 | |
| Grade X70 | 207 | 450 | |
| Grade X80 | 207 | 500 |