Rectangular and square HSS

HSS 229x127x13

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 = 127d = 228.6t = 12.7t = 12.7
Cross-section, to scaledimensions in mm

Dimensions

Depthd
228.6mm
Widthb
127mm
Thicknesst
12.7mm
Outside corner radiusro
25.4mm

Mass and area

Mass per lengthm
62.58kg/m
Cross-sectional areaA
7,972mm²
Outside perimeterP
667.6mm

Strong axis x–x

Moment of inertiaIx
50.210⁶ mm⁴
Elastic section modulusSx
439.210³ mm³
Plastic section modulusZx
563.910³ mm³
Radius of gyrationrx
79.35mm

Weak axis y–y

Moment of inertiaIy
19.7210⁶ mm⁴
Elastic section modulusSy
310.510³ mm³
Plastic section modulusZy
37210³ mm³
Radius of gyrationry
49.73mm

Torsion and stability

Torsional constantJ
48,47710³ mm⁴

Equivalents in other standards