Rectangular and square HSS
HSS 559x559x16
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.
Dimensions
- Depthd
- 558.8mm
- Widthb
- 558.8mm
- Thicknesst
- 15.88mm
- Outside corner radiusro
- 31.75mm
Mass and area
- Mass per lengthm
- 265.6kg/m
- Cross-sectional areaA
- 33,837mm²
- Outside perimeterP
- 2,181mm
Strong axis x–x
- Moment of inertiaIx
- 1,64610⁶ mm⁴
- Elastic section modulusSx
- 5,89210³ mm³
- Plastic section modulusZx
- 6,84410³ mm³
- Radius of gyrationrx
- 220.6mm
Weak axis y–y
- Moment of inertiaIy
- 1,64610⁶ mm⁴
- Elastic section modulusSy
- 5,89210³ mm³
- Plastic section modulusZy
- 6,84410³ mm³
- Radius of gyrationry
- 220.6mm
Torsion and stability
- Torsional constantJ
- 2,584,37010³ mm⁴