Rectangular and square HSS

HSS 559x457x13

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 = 12.7t = 12.7
Cross-section, to scaledimensions in mm

Dimensions

Depthd
558.8mm
Widthb
457.2mm
Thicknesst
12.7mm
Outside corner radiusro
25.4mm

Mass and area

Mass per lengthm
194.3kg/m
Cross-sectional areaA
24,746mm²
Outside perimeterP
1,988mm

Strong axis x–x

Moment of inertiaIx
1,15510⁶ mm⁴
Elastic section modulusSx
4,13510³ mm³
Plastic section modulusZx
4,86310³ mm³
Radius of gyrationrx
216.1mm

Weak axis y–y

Moment of inertiaIy
850.410⁶ mm⁴
Elastic section modulusSy
3,72010³ mm³
Plastic section modulusZy
4,24510³ mm³
Radius of gyrationry
185.4mm

Torsion and stability

Torsional constantJ
1,533,61010³ mm⁴

Equivalents in other standards