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NPS 80
| Dimensions | ||
|---|---|---|
| WMass | 1,569 | |
| tThickness | 31.8 | |
| ODOutside diameter | 2,032 | |
| IDInside diameter | 1,968 | |
| AArea | 199,800 | |
| Major axis | ||
| IxSecond moment of area | 99,960 | |
| SxElastic modulus | 98,380 | |
| ZxPlastic modulus | 127,200 | |
| rxRadius of gyration | 707.3 | |
| ytopCentroid to top | 1,016 | |
| ybotCentroid to bottom | 1,016 | |
| Minor axis | ||
| IySecond moment of area | 99,960 | |
| SyElastic modulus | 98,380 | |
| ZyPlastic modulus | 127,200 | |
| ryRadius of gyration | 707.3 | |
| Torsion and warping | ||
| JTorsion constant | 199,900,000 | |
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 | Non-compact, D/t 63.9 (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 | 71,740 | |
| MyYield moment, Sx·Fy | 35,320 | |
| MpPlastic moment, Zx·Fy | 45,680 | |
| Test Pressure | Std. | Alt. | |
|---|---|---|---|
| Grade A | 39 | 49 | |
| Grade B | 45 | 57 | |
| Grade X42 | 82 | 82 | |
| Grade X46 | 89 | 89 | |
| Grade X52 (grade picked) | 101 | 101 | |
| Grade X56 | 109 | 109 | |
| Grade X60 | 117 | 117 | |
| Grade X65 | 126 | 126 | |
| Grade X70 | 136 | 136 | |
| Grade X80 | 155 | 155 |