Rectangular and square HSS

HSS 457x203x13

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 = 12.7t = 12.7
Cross-section, to scaledimensions in mm

Dimensions

Depthd
457.2mm
Widthb
203.2mm
Thicknesst
12.7mm
Outside corner radiusro
25.4mm

Mass and area

Mass per lengthm
123.4kg/m
Cross-sectional areaA
15,714mm²
Outside perimeterP
1,277mm

Strong axis x–x

Moment of inertiaIx
404.210⁶ mm⁴
Elastic section modulusSx
1,76810³ mm³
Plastic section modulusZx
2,23710³ mm³
Radius of gyrationrx
160.4mm

Weak axis y–y

Moment of inertiaIy
113.310⁶ mm⁴
Elastic section modulusSy
1,11510³ mm³
Plastic section modulusZy
1,26610³ mm³
Radius of gyrationry
84.92mm

Torsion and stability

Torsional constantJ
293,07310³ mm⁴

Equivalents in other standards