Rectangular and square HSS

HSS 508x203x22

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 = 203.2d = 508t = 22.22t = 22.22
Cross-section, to scaledimensions in mm

Dimensions

Depthd
508mm
Widthb
203.2mm
Thicknesst
22.22mm
Outside corner radiusro
44.45mm

Mass and area

Mass per lengthm
222.6kg/m
Cross-sectional areaA
28,359mm²
Outside perimeterP
1,346mm

Strong axis x–x

Moment of inertiaIx
822.710⁶ mm⁴
Elastic section modulusSx
3,23910³ mm³
Plastic section modulusZx
4,26310³ mm³
Radius of gyrationrx
170.3mm

Weak axis y–y

Moment of inertiaIy
188.610⁶ mm⁴
Elastic section modulusSy
1,85610³ mm³
Plastic section modulusZy
2,19910³ mm³
Radius of gyrationry
81.55mm

Torsion and stability

Torsional constantJ
531,31410³ mm⁴

Equivalents in other standards