Round HSS

HSS 168x11.0

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 = 168.4t = 10.97t = 10.97
Cross-section, to scaledimensions in mm

Dimensions

Outside diameterD
168.4mm
Thicknesst
10.97mm

Mass and area

Mass per lengthm
42.59kg/m
Cross-sectional areaA
5,426mm²
Outside perimeterP
529mm

Strong axis x–x

Moment of inertiaIx
16.8910⁶ mm⁴
Elastic section modulusSx
200.610³ mm³
Plastic section modulusZx
272.310³ mm³
Radius of gyrationrx
55.79mm

Weak axis y–y

Moment of inertiaIy
16.8910⁶ mm⁴
Elastic section modulusSy
200.610³ mm³
Plastic section modulusZy
272.310³ mm³
Radius of gyrationry
55.79mm

Torsion and stability

Torsional constantJ
33,78010³ mm⁴

Equivalents in other standards