Rectangular and square HSS

HSS 254x76x9.5

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 = 76.2d = 254t = 9.52t = 9.52
Cross-section, to scaledimensions in mm

Dimensions

Depthd
254mm
Widthb
76.2mm
Thicknesst
9.52mm
Outside corner radiusro
19.05mm

Mass and area

Mass per lengthm
44.67kg/m
Cross-sectional areaA
5,691mm²
Outside perimeterP
627.7mm

Strong axis x–x

Moment of inertiaIx
38.6110⁶ mm⁴
Elastic section modulusSx
30410³ mm³
Plastic section modulusZx
410.910³ mm³
Radius of gyrationrx
82.37mm

Weak axis y–y

Moment of inertiaIy
5.40210⁶ mm⁴
Elastic section modulusSy
141.810³ mm³
Plastic section modulusZy
168.310³ mm³
Radius of gyrationry
30.81mm

Torsion and stability

Torsional constantJ
16,73910³ mm⁴

Equivalents in other standards