I 1676x406.4x11.1x22.2 AHMSA · Weight & Dimensions

AHMSA, welded sections · Wide Flange (I-beam)

Wide flange beams (W shapes / I-beams) are the most common structural steel profile used in building construction. They are used for beams, columns, and girders in steel-framed buildings and bridges. Designed per AISC 360, Eurocode 3, and NBR 8800.

Also known as: I 1676x406.4x11.1x22.2 (México) · Doble T I 1676x406.4x11.1x22.2 (Argentina / LATAM) · UB 1676 (UK / Australia)

The I 1676x406.4x11.1x22.2 steel profile weighs 283.9 kg/m (190.75 lb/ft), has a depth of 1676 mm (65.98 in), flange width 406.4 mm (16.00 in). Cross-sectional area: 36,154.92 mm². Moment of inertia Ix = 1,635,643.025 cm⁴, Iy = 24,853.518 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	1676 mm	65.98 in
Width (b)	406.4 mm	16.00 in
Web thickness (tw)	11.1 mm	0.44 in
Flange thickness (tf)	22.2 mm	0.87 in
Weight	283.9 kg/m	190.75 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	36,154.92 mm²	56.040 in²
Moment of inertia (Ix)	1,635,643.02 cm⁴	39296.32 in⁴
Moment of inertia (Iy)	24,853.52 cm⁴	597.11 in⁴
Elastic section modulus (Sx)	19,518.41 cm³	1191.092 in³
Elastic section modulus (Sy)	1,223.11 cm³	74.639 in³
Plastic section modulus (Zx)	22,308.09 cm³	1361.329 in³
Plastic section modulus (Zy)	1,883.54 cm³	114.941 in³
Radius of gyration (rx)	67.26 cm	26.480 in
Radius of gyration (ry)	8.29 cm	3.264 in