Steel Beam Sizes / Europe / HD Sections / HD 400×677

HD 400×677 Steel Beam Dimensions and Properties

EN HD wide flange columns · v2026.1

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

Units

Section diagram

HD 400×677 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 454.92 lb/ft 677.00 kg/m
Depth, d 19.02 in 483.00 mm
Flange width, bf 16.85 in 428.00 mm
tw 2.016 in 51.200 mm
tf 3.209 in 81.500 mm
Area 133.77 in² 86,300.00 mm²
Ix 7,207.53 in⁴ 3,000,000,000 mm⁴
Iy 2,570.69 in⁴ 1,070,000,000 mm⁴
Sx 756.69 in³ 12,400,000 mm³
Sy 304.51 in³ 4,990,000 mm³
Zx 939.77 in³ 15,400,000 mm³
Zy 468.66 in³ 7,680,000 mm³
rx 7.32 in 186.00 mm
ry 4.37 in 111.00 mm
J 394.01 in⁴ 164,000,000 mm⁴
Cw 159,755.20 in⁶ 42,900,000,000,000 mm⁶

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