Rectangular and square HSS

HSS 559x457x19

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 = 19.05t = 19.05
Cross-section, to scaledimensions in mm

Dimensions

Depthd
558.8mm
Widthb
457.2mm
Thicknesst
19.05mm
Outside corner radiusro
38.1mm

Mass and area

Mass per lengthm
285.1kg/m
Cross-sectional areaA
36,323mm²
Outside perimeterP
1,967mm

Strong axis x–x

Moment of inertiaIx
1,64610⁶ mm⁴
Elastic section modulusSx
5,89310³ mm³
Plastic section modulusZx
7,02610³ mm³
Radius of gyrationrx
212.9mm

Weak axis y–y

Moment of inertiaIy
1,20910⁶ mm⁴
Elastic section modulusSy
5,28810³ mm³
Plastic section modulusZy
6,12710³ mm³
Radius of gyrationry
182.4mm

Torsion and stability

Torsional constantJ
2,226,25010³ mm⁴

Equivalents in other standards