Rectangular and square HSS

HSS 559x457x16

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 = 457.2d = 558.8t = 15.88t = 15.88
Cross-section, to scaledimensions in mm

Dimensions

Depthd
558.8mm
Widthb
457.2mm
Thicknesst
15.88mm
Outside corner radiusro
31.75mm

Mass and area

Mass per lengthm
240.3kg/m
Cross-sectional areaA
30,611mm²
Outside perimeterP
1,977mm

Strong axis x–x

Moment of inertiaIx
1,40810⁶ mm⁴
Elastic section modulusSx
5,04010³ mm³
Plastic section modulusZx
5,96810³ mm³
Radius of gyrationrx
214.5mm

Weak axis y–y

Moment of inertiaIy
1,03510⁶ mm⁴
Elastic section modulusSy
4,52910³ mm³
Plastic section modulusZy
5,20710³ mm³
Radius of gyrationry
183.9mm

Torsion and stability

Torsional constantJ
1,886,69010³ mm⁴

Equivalents in other standards