Rectangular and square HSS

HSS 610x305x9.5

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.
xyb = 304.8d = 609.6t = 9.52t = 9.52
Cross-section, to scaledimensions in mm

Dimensions

Depthd
609.6mm
Widthb
304.8mm
Thicknesst
9.52mm
Outside corner radiusro
19.05mm

Mass and area

Mass per lengthm
132kg/m
Cross-sectional areaA
16,814mm²
Outside perimeterP
1,796mm

Strong axis x–x

Moment of inertiaIx
827.810⁶ mm⁴
Elastic section modulusSx
2,71610³ mm³
Plastic section modulusZx
3,33110³ mm³
Radius of gyrationrx
221.9mm

Weak axis y–y

Moment of inertiaIy
284.810⁶ mm⁴
Elastic section modulusSy
1,86910³ mm³
Plastic section modulusZy
2,06710³ mm³
Radius of gyrationry
130.2mm

Torsion and stability

Torsional constantJ
676,10210³ mm⁴

Equivalents in other standards