Steel Beam Sizes / CISC / HSS Rectangular / HA64×38×6.4

HA64×38×6.4 Steel Beam Dimensions and Properties

CISC Rectangular HSS · v12.1

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Diagram, properties emphasis, and nearby alternatives use the selected unit system.

Units

Section diagram

HA64×38×6.4 dimensions

Not to scale. Dimensions shown for reference.

Section properties

Symbols match the steel section finder. Imperial and metric values are shown side by side.

Property Imperial Metric
Weight 5.41 lb/ft 8.05 kg/m
Height 2.50 in 63.50 mm
Width 1.50 in 38.10 mm
Nominal tw 0.250 in 6.350 mm
Design tw 0.225 in 5.720 mm
Area 1.47 in² 947.00 mm²
Ix 1.01 in⁴ 420,000.00 mm⁴
Iy 0.44 in⁴ 183,000.00 mm⁴
Sx 0.81 in³ 13,200.00 mm³
Sy 0.59 in³ 9,630.00 mm³
Zx 1.09 in³ 17,800.00 mm³
Zy 0.75 in³ 12,300.00 mm³
rx 0.83 in 21.10 mm
ry 0.55 in 13.90 mm
J 1.09 in⁴ 452,000.00 mm⁴

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus HA64×38×6.4.

Lighter in Rectangular HSS

HA76×38×4.8

Weight
7.4 kg/m (-8.1%)
Depth
76.2 mm (+20%)
Ix
579,000 mm⁴ (+38%)

Heavier in Rectangular HSS

HA102×76×3.2

Weight
8.4 kg/m (+3.7%)
Depth
101.6 mm (+60%)
Ix
1,430,000 mm⁴ (+240%)

Closest Iₓ in Rectangular HSS

HA76×38×3.2

Weight
5.2 kg/m (-36%)
Depth
76.2 mm (+20%)
Ix
430,000 mm⁴ (+2.4%)
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Source: CISC Structural Section Tables SST12.1 · v12.1 · ASTM A500 · Methodology