Round HSS

HSS7.500X0.312 HSS190.5X7.9

Standard: AISC Shapes Database v16.0Source: AISC (aisc.org) — Shapes Database v16.0 (Excel file)
Values published by AISC, in US customary (original) and SI units.
xyD = 7.5tdes = 0.291tdes = 0.291
Cross-section, to scaledimensions in inches

Dimensions

Outside diameterD
7.5in
Nominal thicknesstnom
0.312in
Design thicknesstdes
0.291in

Mass and area

Mass per lengthm
23.97lb/ft
Cross-sectional areaA
6.59in²

Strong axis x–x

Moment of inertiaIx
42.9in⁴
Elastic section modulusSx
11.4in³
Plastic section modulusZx
15.1in³
Radius of gyrationrx
2.55in

Weak axis y–y

Moment of inertiaIy
42.9in⁴
Elastic section modulusSy
11.4in³
Plastic section modulusZy
15.1in³
Radius of gyrationry
2.55in

Torsion and stability

Torsional constantJ
85.8in⁴
Torsional modulusC
22.9in³

Slenderness ratios

Wall slendernessD/t
25.8

Equivalents in other standards