Rectangular and square HSS

HSS 356x254x9.5

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 = 254d = 355.6t = 9.52t = 9.52
Cross-section, to scaledimensions in mm

Dimensions

Depthd
355.6mm
Widthb
254mm
Thicknesst
9.52mm
Outside corner radiusro
19.05mm

Mass and area

Mass per lengthm
86.43kg/m
Cross-sectional areaA
11,011mm²
Outside perimeterP
1,186mm

Strong axis x–x

Moment of inertiaIx
198.110⁶ mm⁴
Elastic section modulusSx
1,11410³ mm³
Plastic section modulusZx
1,33510³ mm³
Radius of gyrationrx
134.1mm

Weak axis y–y

Moment of inertiaIy
118.110⁶ mm⁴
Elastic section modulusSy
930.210³ mm³
Plastic section modulusZy
1,06110³ mm³
Radius of gyrationry
103.6mm

Torsion and stability

Torsional constantJ
235,05510³ mm⁴

Equivalents in other standards