Round HSS

HSS 219x16

Standard: CSA G40.20/G40.21Source: Calculated (exact engine)
Calculated: design thickness = nominal thickness (CSA G40.20, Class C), outside radius 2t. Range derived from ASTM A500 sizes — cross-check with the CISC tables.
xyD = 219.2t = 15.88t = 15.88
Cross-section, to scaledimensions in mm

Dimensions

Outside diameterD
219.2mm
Thicknesst
15.88mm

Mass and area

Mass per lengthm
79.63kg/m
Cross-sectional areaA
10,143mm²
Outside perimeterP
688.6mm

Strong axis x–x

Moment of inertiaIx
52.7310⁶ mm⁴
Elastic section modulusSx
481.210³ mm³
Plastic section modulusZx
657.810³ mm³
Radius of gyrationrx
72.1mm

Weak axis y–y

Moment of inertiaIy
52.7310⁶ mm⁴
Elastic section modulusSy
481.210³ mm³
Plastic section modulusZy
657.810³ mm³
Radius of gyrationry
72.1mm

Torsion and stability

Torsional constantJ
105,46810³ mm⁴

Equivalents in other standards