1.660×0.191 dimensions and section properties | Kannamwar Engineering

1.660×0.191

NPS 1-1/4 · XS / 80S / 80

Metric Imperial

Use in Beam Calculator Open in Section Properties

Dimensions
WWeight	3
tThickness	0.191
ODOutside diameter	1.66
IDInside diameter	1.278
AArea	0.8815
Major axis
I_xSecond moment of area	0.2418
S_xElastic modulus	0.2913
Z_xPlastic modulus	0.4145
r_xRadius of gyration	0.5237
y_topCentroid to top	0.83
y_botCentroid to bottom	0.83
Minor axis
I_ySecond moment of area	0.2418
S_yElastic modulus	0.2913
Z_yPlastic modulus	0.4145
r_yRadius of gyration	0.5237
Torsion and warping
JTorsion constant	0.4836

Material

Standard

Grade

API 5L Table 3A/3B

Material and nominal capacity of 1.660×0.191 in the grade picked
Capacity (nominal, no resistance or safety factors)
Steel type	Carbon-manganese, Nb/V/Ti allowed
F_yYield strength, minimum	35
F_uTensile strength, minimum	60
EModulus of elasticity	29,000
GShear modulus	11,200
νPoisson's ratio	0.3
ρDensity	490
Flexure class, AISC 360 Table B4.1	Compact, D/t 8.6 (λp 58.1, λr 257.3)
API RP 2A-WSD group and class	Group I Class C
P_yAxial yield, A·Fy	30.85
M_yYield moment, Sx·Fy	0.8497
M_pPlastic moment, Zx·Fy	1.209

Minimum hydrostatic test pressure by grade
Test Pressure	Std.	Alt.
Grade A25	1,300	—
Grade A	1,800	—
Grade B (grade picked)	1,900	—