Rectangular and square HSS

HSS 57x57x4.8

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 = 57.1d = 57.1t = 4.76t = 4.76
Cross-section, to scaledimensions in mm

Dimensions

Depthd
57.1mm
Widthb
57.1mm
Thicknesst
4.76mm
Outside corner radiusro
9.52mm

Mass and area

Mass per lengthm
7.365kg/m
Cross-sectional areaA
938.2mm²
Outside perimeterP
212.1mm

Strong axis x–x

Moment of inertiaIx
0.414310⁶ mm⁴
Elastic section modulusSx
14.5110³ mm³
Plastic section modulusZx
1810³ mm³
Radius of gyrationrx
21.01mm

Weak axis y–y

Moment of inertiaIy
0.414310⁶ mm⁴
Elastic section modulusSy
14.5110³ mm³
Plastic section modulusZy
1810³ mm³
Radius of gyrationry
21.01mm

Torsion and stability

Torsional constantJ
709.110³ mm⁴

Equivalents in other standards