Round HSS

HSS 457x9.5

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 = 457.2t = 9.52t = 9.52
Cross-section, to scaledimensions in mm

Dimensions

Outside diameterD
457.2mm
Thicknesst
9.52mm

Mass and area

Mass per lengthm
105.1kg/m
Cross-sectional areaA
13,389mm²
Outside perimeterP
1,436mm

Strong axis x–x

Moment of inertiaIx
335.610⁶ mm⁴
Elastic section modulusSx
1,46810³ mm³
Plastic section modulusZx
1,90810³ mm³
Radius of gyrationrx
158.3mm

Weak axis y–y

Moment of inertiaIy
335.610⁶ mm⁴
Elastic section modulusSy
1,46810³ mm³
Plastic section modulusZy
1,90810³ mm³
Radius of gyrationry
158.3mm

Torsion and stability

Torsional constantJ
671,16010³ mm⁴

Equivalents in other standards