Round HSS
HSS 340x13
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
- Outside diameterD
- 340.4mm
- Thicknesst
- 12.7mm
Mass and area
- Mass per lengthm
- 102.6kg/m
- Cross-sectional areaA
- 13,075mm²
- Outside perimeterP
- 1,069mm
Strong axis x–x
- Moment of inertiaIx
- 175.810⁶ mm⁴
- Elastic section modulusSx
- 1,03310³ mm³
- Plastic section modulusZx
- 1,36510³ mm³
- Radius of gyrationrx
- 115.9mm
Weak axis y–y
- Moment of inertiaIy
- 175.810⁶ mm⁴
- Elastic section modulusSy
- 1,03310³ mm³
- Plastic section modulusZy
- 1,36510³ mm³
- Radius of gyrationry
- 115.9mm
Torsion and stability
- Torsional constantJ
- 351,54010³ mm⁴