Rectangular and square HSS

HSS 406x152x4.8

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 = 152.4d = 406.4t = 4.76t = 4.76
Cross-section, to scaledimensions in mm

Dimensions

Depthd
406.4mm
Widthb
152.4mm
Thicknesst
4.76mm
Outside corner radiusro
9.52mm

Mass and area

Mass per lengthm
40.59kg/m
Cross-sectional areaA
5,171mm²
Outside perimeterP
1,101mm

Strong axis x–x

Moment of inertiaIx
105.710⁶ mm⁴
Elastic section modulusSx
520.310³ mm³
Plastic section modulusZx
654.410³ mm³
Radius of gyrationrx
143mm

Weak axis y–y

Moment of inertiaIy
23.0710⁶ mm⁴
Elastic section modulusSy
302.810³ mm³
Plastic section modulusZy
329.810³ mm³
Radius of gyrationry
66.8mm

Torsion and stability

Torsional constantJ
61,57910³ mm⁴

Equivalents in other standards