Rectangular and square HSS

HSS 356x254x22

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 = 22.22t = 22.22
Cross-section, to scaledimensions in mm

Dimensions

Depthd
355.6mm
Widthb
254mm
Thicknesst
22.22mm
Outside corner radiusro
44.45mm

Mass and area

Mass per lengthm
187.2kg/m
Cross-sectional areaA
23,844mm²
Outside perimeterP
1,143mm

Strong axis x–x

Moment of inertiaIx
387.410⁶ mm⁴
Elastic section modulusSx
2,17910³ mm³
Plastic section modulusZx
2,73610³ mm³
Radius of gyrationrx
127.5mm

Weak axis y–y

Moment of inertiaIy
227.810⁶ mm⁴
Elastic section modulusSy
1,79410³ mm³
Plastic section modulusZy
2,16310³ mm³
Radius of gyrationry
97.75mm

Torsion and stability

Torsional constantJ
486,32710³ mm⁴

Equivalents in other standards