Rectangular and square HSS

HSS 457x203x16

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 = 203.2d = 457.2t = 15.88t = 15.88
Cross-section, to scaledimensions in mm

Dimensions

Depthd
457.2mm
Widthb
203.2mm
Thicknesst
15.88mm
Outside corner radiusro
31.75mm

Mass and area

Mass per lengthm
151.6kg/m
Cross-sectional areaA
19,317mm²
Outside perimeterP
1,266mm

Strong axis x–x

Moment of inertiaIx
485.210⁶ mm⁴
Elastic section modulusSx
2,12210³ mm³
Plastic section modulusZx
2,71510³ mm³
Radius of gyrationrx
158.5mm

Weak axis y–y

Moment of inertiaIy
134.710⁶ mm⁴
Elastic section modulusSy
1,32610³ mm³
Plastic section modulusZy
1,52910³ mm³
Radius of gyrationry
83.51mm

Torsion and stability

Torsional constantJ
354,30410³ mm⁴

Equivalents in other standards