Round HSS

HSS4.000X0.188 HSS101.6X4.8

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 = 4tdes = 0.174tdes = 0.174
Cross-section, to scaledimensions in inches

Dimensions

Outside diameterD
4in
Nominal thicknesstnom
0.188in
Design thicknesstdes
0.174in

Mass and area

Mass per lengthm
7.66lb/ft
Cross-sectional areaA
2.09in²

Strong axis x–x

Moment of inertiaIx
3.83in⁴
Elastic section modulusSx
1.92in³
Plastic section modulusZx
2.55in³
Radius of gyrationrx
1.35in

Weak axis y–y

Moment of inertiaIy
3.83in⁴
Elastic section modulusSy
1.92in³
Plastic section modulusZy
2.55in³
Radius of gyrationry
1.35in

Torsion and stability

Torsional constantJ
7.67in⁴
Torsional modulusC
3.83in³

Slenderness ratios

Wall slendernessD/t
23

Equivalents in other standards