Steel Beam Sizes / Europe / HE Sections / HE 100 A

HE 100 A Steel Beam Dimensions and Properties

EN HE wide flange sections · v2026.1

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

Units

Section diagram

HE 100 A 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 11.22 lb/ft 16.70 kg/m
Depth, d 3.78 in 96.00 mm
Flange width, bf 3.94 in 100.00 mm
tw 0.197 in 5.000 mm
tf 0.315 in 8.000 mm
Area 3.29 in² 2,120.00 mm²
Ix 8.38 in⁴ 3,490,000 mm⁴
Iy 3.22 in⁴ 1,340,000 mm⁴
Sx 4.44 in³ 72,800.00 mm³
Sy 1.65 in³ 27,000.00 mm³
Zx 5.06 in³ 83,000.00 mm³
Zy 2.51 in³ 41,100.00 mm³
rx 1.60 in 40.60 mm
ry 0.99 in 25.10 mm
J 0.13 in⁴ 52,800.00 mm⁴
Cw 9.61 in⁶ 2,580,000,000 mm⁶

Source: Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1 · v2026.1 · Eurocode 3 - UK National Annex · Methodology