Rectangular and square HSS

HSS 406x102x9.5

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 = 101.6d = 406.4t = 9.52t = 9.52
Cross-section, to scaledimensions in mm

Dimensions

Depthd
406.4mm
Widthb
101.6mm
Thicknesst
9.52mm
Outside corner radiusro
19.05mm

Mass and area

Mass per lengthm
71.25kg/m
Cross-sectional areaA
9,076mm²
Outside perimeterP
983.3mm

Strong axis x–x

Moment of inertiaIx
158.910⁶ mm⁴
Elastic section modulusSx
782.210³ mm³
Plastic section modulusZx
1,05110³ mm³
Radius of gyrationrx
132.3mm

Weak axis y–y

Moment of inertiaIy
16.7910⁶ mm⁴
Elastic section modulusSy
330.610³ mm³
Plastic section modulusZy
377.210³ mm³
Radius of gyrationry
43.02mm

Torsion and stability

Torsional constantJ
53,10710³ mm⁴

Equivalents in other standards