Round HSS

HSS 48x3.7

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 = 48.3t = 3.68t = 3.68
Cross-section, to scaledimensions in mm

Dimensions

Outside diameterD
48.3mm
Thicknesst
3.68mm

Mass and area

Mass per lengthm
4.049kg/m
Cross-sectional areaA
515.9mm²
Outside perimeterP
151.7mm

Strong axis x–x

Moment of inertiaIx
0.129310⁶ mm⁴
Elastic section modulusSx
5.35210³ mm³
Plastic section modulusZx
7.34310³ mm³
Radius of gyrationrx
15.83mm

Weak axis y–y

Moment of inertiaIy
0.129310⁶ mm⁴
Elastic section modulusSy
5.35210³ mm³
Plastic section modulusZy
7.34310³ mm³
Radius of gyrationry
15.83mm

Torsion and stability

Torsional constantJ
258.510³ mm⁴

Equivalents in other standards