Rectangular and square HSS

HSS 254x89x4.8

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 = 88.9d = 254t = 4.76t = 4.76
Cross-section, to scaledimensions in mm

Dimensions

Depthd
254mm
Widthb
88.9mm
Thicknesst
4.76mm
Outside corner radiusro
9.52mm

Mass and area

Mass per lengthm
24.46kg/m
Cross-sectional areaA
3,115mm²
Outside perimeterP
669.5mm

Strong axis x–x

Moment of inertiaIx
23.8110⁶ mm⁴
Elastic section modulusSx
187.510³ mm³
Plastic section modulusZx
240.410³ mm³
Radius of gyrationrx
87.42mm

Weak axis y–y

Moment of inertiaIy
4.57110⁶ mm⁴
Elastic section modulusSy
102.810³ mm³
Plastic section modulusZy
114.210³ mm³
Radius of gyrationry
38.3mm

Torsion and stability

Torsional constantJ
12,76410³ mm⁴

Equivalents in other standards