Round HSS

HSS 406x9.5

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 = 9.52t = 9.52
Cross-section, to scaledimensions in mm

Dimensions

Outside diameterD
406.4mm
Thicknesst
9.52mm

Mass and area

Mass per lengthm
93.18kg/m
Cross-sectional areaA
11,870mm²
Outside perimeterP
1,277mm

Strong axis x–x

Moment of inertiaIx
233.810⁶ mm⁴
Elastic section modulusSx
1,15110³ mm³
Plastic section modulusZx
1,50010³ mm³
Radius of gyrationrx
140.4mm

Weak axis y–y

Moment of inertiaIy
233.810⁶ mm⁴
Elastic section modulusSy
1,15110³ mm³
Plastic section modulusZy
1,50010³ mm³
Radius of gyrationry
140.4mm

Torsion and stability

Torsional constantJ
467,68610³ mm⁴

Equivalents in other standards