Rectangular and square HSS

HSS 76x51x4.8

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 = 50.8d = 76.2t = 4.76t = 4.76
Cross-section, to scaledimensions in mm

Dimensions

Depthd
76.2mm
Widthb
50.8mm
Thicknesst
4.76mm
Outside corner radiusro
9.52mm

Mass and area

Mass per lengthm
8.321kg/m
Cross-sectional areaA
1,060mm²
Outside perimeterP
237.7mm

Strong axis x–x

Moment of inertiaIx
0.772510⁶ mm⁴
Elastic section modulusSx
20.2810³ mm³
Plastic section modulusZx
25.6910³ mm³
Radius of gyrationrx
27mm

Weak axis y–y

Moment of inertiaIy
0.406710⁶ mm⁴
Elastic section modulusSy
16.0110³ mm³
Plastic section modulusZy
19.3310³ mm³
Radius of gyrationry
19.59mm

Torsion and stability

Torsional constantJ
908.510³ mm⁴

Equivalents in other standards