Rectangular and square HSS

HSS 76x25x3.2

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 = 25.4d = 76.2t = 3.17t = 3.17
Cross-section, to scaledimensions in mm

Dimensions

Depthd
76.2mm
Widthb
25.4mm
Thicknesst
3.17mm
Outside corner radiusro
6.35mm

Mass and area

Mass per lengthm
4.537kg/m
Cross-sectional areaA
578mm²
Outside perimeterP
192.3mm

Strong axis x–x

Moment of inertiaIx
0.358510⁶ mm⁴
Elastic section modulusSx
9.40910³ mm³
Plastic section modulusZx
12.6410³ mm³
Radius of gyrationrx
24.9mm

Weak axis y–y

Moment of inertiaIy
0.0599710⁶ mm⁴
Elastic section modulusSy
4.72210³ mm³
Plastic section modulusZy
5.63110³ mm³
Radius of gyrationry
10.19mm

Torsion and stability

Torsional constantJ
180.810³ mm⁴

Equivalents in other standards