Rectangular and square HSS

HSS 610x305x22

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.
xyb = 304.8d = 609.6t = 22.22t = 22.22
Cross-section, to scaledimensions in mm

Dimensions

Depthd
609.6mm
Widthb
304.8mm
Thicknesst
22.22mm
Outside corner radiusro
44.45mm

Mass and area

Mass per lengthm
293.5kg/m
Cross-sectional areaA
37,389mm²
Outside perimeterP
1,752mm

Strong axis x–x

Moment of inertiaIx
1,72210⁶ mm⁴
Elastic section modulusSx
5,65110³ mm³
Plastic section modulusZx
7,14410³ mm³
Radius of gyrationrx
214.6mm

Weak axis y–y

Moment of inertiaIy
579.410⁶ mm⁴
Elastic section modulusSy
3,80210³ mm³
Plastic section modulusZy
4,39210³ mm³
Radius of gyrationry
124.5mm

Torsion and stability

Torsional constantJ
1,444,67010³ mm⁴

Equivalents in other standards