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NPS 80
| Dimensions | ||
|---|---|---|
| WWeight | 583.3 | |
| tThickness | 0.688 | |
| ODOutside diameter | 80 | |
| IDInside diameter | 78.62 | |
| AArea | 171.4 | |
| Major axis | ||
| IxSecond moment of area | 134,800 | |
| SxElastic modulus | 3,370 | |
| ZxPlastic modulus | 4,328 | |
| rxRadius of gyration | 28.04 | |
| ytopCentroid to top | 40 | |
| ybotCentroid to bottom | 40 | |
| Minor axis | ||
| IySecond moment of area | 134,800 | |
| SyElastic modulus | 3,370 | |
| ZyPlastic modulus | 4,328 | |
| ryRadius of gyration | 28.04 | |
| Torsion and warping | ||
| JTorsion constant | 269,600 | |
API 5L Table 3A/3B
| Steel type | Carbon-manganese, Nb/V/Ti allowed | |
|---|---|---|
| FyYield strength, minimum | 52 | |
| FuTensile strength, minimum | 66 | |
| EModulus of elasticity | 29,000 | |
| GShear modulus | 11,200 | |
| νPoisson's ratio | 0.3 | |
| ρDensity | 490 | |
| Flexure class, AISC 360 Table B4.1 | Non-compact, D/t 116.1 (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 | 8,914 | |
| MyYield moment, Sx·Fy | 14,600 | |
| MpPlastic moment, Zx·Fy | 18,750 | |
| Test Pressure | Std. | Alt. | |
|---|---|---|---|
| Grade A | 310 | 390 | |
| Grade B | 360 | 450 | |
| Grade X42 | 650 | 650 | |
| Grade X46 | 710 | 710 | |
| Grade X52 (grade picked) | 800 | 800 | |
| Grade X56 | 870 | 870 | |
| Grade X60 | 930 | 930 | |
| Grade X65 | 1,010 | 1,010 | |
| Grade X70 | 1,080 | 1,080 | |
| Grade X80 | 1,240 | 1,240 |