Rectangular and square HSS

HSS 457x457x8.0

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 = 457.2d = 457.2t = 7.94t = 7.94
Cross-section, to scaledimensions in mm

Dimensions

Depthd
457.2mm
Widthb
457.2mm
Thicknesst
7.94mm
Outside corner radiusro
15.88mm

Mass and area

Mass per lengthm
110.7kg/m
Cross-sectional areaA
14,106mm²
Outside perimeterP
1,802mm

Strong axis x–x

Moment of inertiaIx
471.810⁶ mm⁴
Elastic section modulusSx
2,06410³ mm³
Plastic section modulusZx
2,36710³ mm³
Radius of gyrationrx
182.9mm

Weak axis y–y

Moment of inertiaIy
471.810⁶ mm⁴
Elastic section modulusSy
2,06410³ mm³
Plastic section modulusZy
2,36710³ mm³
Radius of gyrationry
182.9mm

Torsion and stability

Torsional constantJ
727,67310³ mm⁴

Equivalents in other standards