Rectangular and square HSS

HSS30X10X3/4 HSS762X254X19.0

Standard: AISC Shapes Database v16.0Source: AISC (aisc.org) — Shapes Database v16.0 (Excel file)
Values published by AISC, in US customary (original) and SI units.
xyb = 10d = 30tdes = 0.698tdes = 0.698
Cross-section, to scaledimensions in inches

Dimensions

Depthd
30in
Widthb
10in
Nominal thicknesstnom
0.75in
Design thicknesstdes
0.698in

Mass and area

Mass per lengthm
191.6lb/ft
Cross-sectional areaA
52.6in²

Strong axis x–x

Moment of inertiaIx
5,440in⁴
Elastic section modulusSx
363in³
Plastic section modulusZx
471in³
Radius of gyrationrx
10.2in

Weak axis y–y

Moment of inertiaIy
952in⁴
Elastic section modulusSy
190in³
Plastic section modulusZy
215in³
Radius of gyrationry
4.25in

Torsion and stability

Torsional constantJ
2,730in⁴
Torsional modulusC
379in³

Slenderness ratios

Wall slendernessb/t
11.3
Wall slendernessh/t
40

Equivalents in other standards