Round HSS

HSS 175x4.8

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.
xyD = 174.8t = 4.78t = 4.78
Cross-section, to scaledimensions in mm

Dimensions

Outside diameterD
174.8mm
Thicknesst
4.78mm

Mass and area

Mass per lengthm
20.04kg/m
Cross-sectional areaA
2,553mm²
Outside perimeterP
549.2mm

Strong axis x–x

Moment of inertiaIx
9.23310⁶ mm⁴
Elastic section modulusSx
105.610³ mm³
Plastic section modulusZx
138.210³ mm³
Radius of gyrationrx
60.13mm

Weak axis y–y

Moment of inertiaIy
9.23310⁶ mm⁴
Elastic section modulusSy
105.610³ mm³
Plastic section modulusZy
138.210³ mm³
Radius of gyrationry
60.13mm

Torsion and stability

Torsional constantJ
18,46610³ mm⁴

Equivalents in other standards