Round HSS

HSS7.000X0.500 HSS177.8X12.7

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 = 7tdes = 0.465tdes = 0.465
Cross-section, to scaledimensions in inches

Dimensions

Outside diameterD
7in
Nominal thicknesstnom
0.5in
Design thicknesstdes
0.465in

Mass and area

Mass per lengthm
34.74lb/ft
Cross-sectional areaA
9.55in²

Strong axis x–x

Moment of inertiaIx
51.2in⁴
Elastic section modulusSx
14.6in³
Plastic section modulusZx
19.9in³
Radius of gyrationrx
2.32in

Weak axis y–y

Moment of inertiaIy
51.2in⁴
Elastic section modulusSy
14.6in³
Plastic section modulusZy
19.9in³
Radius of gyrationry
2.32in

Torsion and stability

Torsional constantJ
102in⁴
Torsional modulusC
29.3in³

Slenderness ratios

Wall slendernessD/t
15.1

Equivalents in other standards