Rectangular and square HSS
HSS 305x254x13
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
- 254mm
- Thicknesst
- 12.7mm
- Outside corner radiusro
- 25.4mm
Mass and area
- Mass per lengthm
- 103.1kg/m
- Cross-sectional areaA
- 13,133mm²
- Outside perimeterP
- 1,074mm
Strong axis x–x
- Moment of inertiaIx
- 174.510⁶ mm⁴
- Elastic section modulusSx
- 1,14510³ mm³
- Plastic section modulusZx
- 1,37610³ mm³
- Radius of gyrationrx
- 115.3mm
Weak axis y–y
- Moment of inertiaIy
- 131.610⁶ mm⁴
- Elastic section modulusSy
- 1,03710³ mm³
- Plastic section modulusZy
- 1,21410³ mm³
- Radius of gyrationry
- 100.1mm
Torsion and stability
- Torsional constantJ
- 242,60510³ mm⁴