Rectangular and square HSS

HSS 76x51x3.2

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 = 50.8d = 76.2t = 3.17t = 3.17
Cross-section, to scaledimensions in mm

Dimensions

Depthd
76.2mm
Widthb
50.8mm
Thicknesst
3.17mm
Outside corner radiusro
6.35mm

Mass and area

Mass per lengthm
5.801kg/m
Cross-sectional areaA
739mm²
Outside perimeterP
243.1mm

Strong axis x–x

Moment of inertiaIx
0.573310⁶ mm⁴
Elastic section modulusSx
15.0510³ mm³
Plastic section modulusZx
18.5210³ mm³
Radius of gyrationrx
27.85mm

Weak axis y–y

Moment of inertiaIy
0.304910⁶ mm⁴
Elastic section modulusSy
1210³ mm³
Plastic section modulusZy
13.9910³ mm³
Radius of gyrationry
20.31mm

Torsion and stability

Torsional constantJ
653.210³ mm⁴

Equivalents in other standards