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NPS 40
| Dimensions | ||
|---|---|---|
| WWeight | 314.7 | |
| tThickness | 0.75 | |
| ODOutside diameter | 40 | |
| IDInside diameter | 38.5 | |
| AArea | 92.48 | |
| Major axis | ||
| IxSecond moment of area | 17,820 | |
| SxElastic modulus | 890.8 | |
| ZxPlastic modulus | 1,156 | |
| rxRadius of gyration | 13.88 | |
| ytopCentroid to top | 20 | |
| ybotCentroid to bottom | 20 | |
| Minor axis | ||
| IySecond moment of area | 17,820 | |
| SyElastic modulus | 890.8 | |
| ZyPlastic modulus | 1,156 | |
| ryRadius of gyration | 13.88 | |
| Torsion and warping | ||
| JTorsion constant | 35,630 | |
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 53.2 (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 | 4,809 | |
| MyYield moment, Sx·Fy | 3,860 | |
| MpPlastic moment, Zx·Fy | 5,008 | |
| Test Pressure | Std. | Alt. | |
|---|---|---|---|
| Grade A | 680 | 840 | |
| Grade B | 790 | 980 | |
| Grade X42 | 1,420 | 1,420 | |
| Grade X46 | 1,550 | 1,550 | |
| Grade X52 (grade picked) | 1,760 | 1,760 | |
| Grade X56 | 1,890 | 1,890 | |
| Grade X60 | 2,030 | 2,030 | |
| Grade X65 | 2,190 | 2,190 | |
| Grade X70 | 2,360 | 2,360 | |
| Grade X80 | 2,700 | 2,700 |