Rectangular and square HSS

HSS 508x305x22

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 = 304.8d = 508t = 22.22t = 22.22
Cross-section, to scaledimensions in mm

Dimensions

Depthd
508mm
Widthb
304.8mm
Thicknesst
22.22mm
Outside corner radiusro
44.45mm

Mass and area

Mass per lengthm
258.1kg/m
Cross-sectional areaA
32,874mm²
Outside perimeterP
1,549mm

Strong axis x–x

Moment of inertiaIx
1,08910⁶ mm⁴
Elastic section modulusSx
4,28810³ mm³
Plastic section modulusZx
5,36010³ mm³
Radius of gyrationrx
182mm

Weak axis y–y

Moment of inertiaIy
489.110⁶ mm⁴
Elastic section modulusSy
3,20910³ mm³
Plastic section modulusZy
3,75410³ mm³
Radius of gyrationry
122mm

Torsion and stability

Torsional constantJ
1,121,75010³ mm⁴

Equivalents in other standards