Round HSS

HSS 406x22

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 = 406.4t = 22.22t = 22.22
Cross-section, to scaledimensions in mm

Dimensions

Outside diameterD
406.4mm
Thicknesst
22.22mm

Mass and area

Mass per lengthm
210.5kg/m
Cross-sectional areaA
26,818mm²
Outside perimeterP
1,277mm

Strong axis x–x

Moment of inertiaIx
496.410⁶ mm⁴
Elastic section modulusSx
2,44310³ mm³
Plastic section modulusZx
3,28310³ mm³
Radius of gyrationrx
136.1mm

Weak axis y–y

Moment of inertiaIy
496.410⁶ mm⁴
Elastic section modulusSy
2,44310³ mm³
Plastic section modulusZy
3,28310³ mm³
Radius of gyrationry
136.1mm

Torsion and stability

Torsional constantJ
992,86110³ mm⁴

Equivalents in other standards