Rectangular and square HSS

HSS 203x152x9.5

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 = 152.4d = 203.2t = 9.52t = 9.52
Cross-section, to scaledimensions in mm

Dimensions

Depthd
203.2mm
Widthb
152.4mm
Thicknesst
9.52mm
Outside corner radiusro
19.05mm

Mass and area

Mass per lengthm
48.47kg/m
Cross-sectional areaA
6,174mm²
Outside perimeterP
678.5mm

Strong axis x–x

Moment of inertiaIx
34.8210⁶ mm⁴
Elastic section modulusSx
342.710³ mm³
Plastic section modulusZx
419.110³ mm³
Radius of gyrationrx
75.09mm

Weak axis y–y

Moment of inertiaIy
22.2510⁶ mm⁴
Elastic section modulusSy
291.910³ mm³
Plastic section modulusZy
343.710³ mm³
Radius of gyrationry
60.02mm

Torsion and stability

Torsional constantJ
44,58010³ mm⁴

Equivalents in other standards