Rectangular and square HSS

HSS 76x76x4.8

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 = 76.2d = 76.2t = 4.76t = 4.76
Cross-section, to scaledimensions in mm

Dimensions

Depthd
76.2mm
Widthb
76.2mm
Thicknesst
4.76mm
Outside corner radiusro
9.52mm

Mass and area

Mass per lengthm
10.22kg/m
Cross-sectional areaA
1,302mm²
Outside perimeterP
288.5mm

Strong axis x–x

Moment of inertiaIx
1.08210⁶ mm⁴
Elastic section modulusSx
28.3910³ mm³
Plastic section modulusZx
34.3210³ mm³
Radius of gyrationrx
28.82mm

Weak axis y–y

Moment of inertiaIy
1.08210⁶ mm⁴
Elastic section modulusSy
28.3910³ mm³
Plastic section modulusZy
34.3210³ mm³
Radius of gyrationry
28.82mm

Torsion and stability

Torsional constantJ
1,79210³ mm⁴

Equivalents in other standards