Rectangular and square HSS

HSS 64x38x4.8

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 = 38.1d = 63.5t = 4.76t = 4.76
Cross-section, to scaledimensions in mm

Dimensions

Depthd
63.5mm
Widthb
38.1mm
Thicknesst
4.76mm
Outside corner radiusro
9.52mm

Mass and area

Mass per lengthm
6.423kg/m
Cross-sectional areaA
818.3mm²
Outside perimeterP
186.9mm

Strong axis x–x

Moment of inertiaIx
0.382910⁶ mm⁴
Elastic section modulusSx
12.0610³ mm³
Plastic section modulusZx
15.7910³ mm³
Radius of gyrationrx
21.63mm

Weak axis y–y

Moment of inertiaIy
0.168510⁶ mm⁴
Elastic section modulusSy
8.84710³ mm³
Plastic section modulusZy
10.9610³ mm³
Radius of gyrationry
14.35mm

Torsion and stability

Torsional constantJ
412.210³ mm⁴

Equivalents in other standards