Rectangular and square HSS

HSS 102x51x6.4

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 = 101.6t = 6.35t = 6.35
Cross-section, to scaledimensions in mm

Dimensions

Depthd
101.6mm
Widthb
50.8mm
Thicknesst
6.35mm
Outside corner radiusro
12.7mm

Mass and area

Mass per lengthm
13.11kg/m
Cross-sectional areaA
1,670mm²
Outside perimeterP
283mm

Strong axis x–x

Moment of inertiaIx
1.95410⁶ mm⁴
Elastic section modulusSx
38.4610³ mm³
Plastic section modulusZx
50.6710³ mm³
Radius of gyrationrx
34.2mm

Weak axis y–y

Moment of inertiaIy
0.639810⁶ mm⁴
Elastic section modulusSy
25.1910³ mm³
Plastic section modulusZy
30.7710³ mm³
Radius of gyrationry
19.57mm

Torsion and stability

Torsional constantJ
1,69010³ mm⁴

Equivalents in other standards