Rectangular and square HSS
HSS 305x203x4.8
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
- 304.8mm
- Widthb
- 203.2mm
- Thicknesst
- 4.76mm
- Outside corner radiusro
- 9.52mm
Mass and area
- Mass per lengthm
- 36.79kg/m
- Cross-sectional areaA
- 4,687mm²
- Outside perimeterP
- 999.7mm
Strong axis x–x
- Moment of inertiaIx
- 62.6310⁶ mm⁴
- Elastic section modulusSx
- 410.910³ mm³
- Plastic section modulusZx
- 488.910³ mm³
- Radius of gyrationrx
- 115.6mm
Weak axis y–y
- Moment of inertiaIy
- 33.7410⁶ mm⁴
- Elastic section modulusSy
- 332.110³ mm³
- Plastic section modulusZy
- 371.310³ mm³
- Radius of gyrationry
- 84.85mm
Torsion and stability
- Torsional constantJ
- 68,48010³ mm⁴