Rectangular and square HSS

HSS 89x89x8.0

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.
xyb = 88.9d = 88.9t = 7.94t = 7.94
Cross-section, to scaledimensions in mm

Dimensions

Depthd
88.9mm
Widthb
88.9mm
Thicknesst
7.94mm
Outside corner radiusro
15.88mm

Mass and area

Mass per lengthm
18.91kg/m
Cross-sectional areaA
2,409mm²
Outside perimeterP
328.3mm

Strong axis x–x

Moment of inertiaIx
2.53710⁶ mm⁴
Elastic section modulusSx
57.0810³ mm³
Plastic section modulusZx
71.3410³ mm³
Radius of gyrationrx
32.45mm

Weak axis y–y

Moment of inertiaIy
2.53710⁶ mm⁴
Elastic section modulusSy
57.0810³ mm³
Plastic section modulusZy
71.3410³ mm³
Radius of gyrationry
32.45mm

Torsion and stability

Torsional constantJ
4,38210³ mm⁴

Equivalents in other standards