I 450x450x16x32 Cintac · Weight & Dimensions

Cintac, 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 450x450x16x32 (México) · Doble T I 450x450x16x32 (Argentina / LATAM) · UB 450 (UK / Australia)

The I 450x450x16x32 steel profile weighs 274.6 kg/m (184.52 lb/ft), has a depth of 450 mm (17.72 in), flange width 450 mm (17.72 in). Cross-sectional area: 34,976 mm². Moment of inertia Ix = 133,715.367 cm⁴, Iy = 48,613.175 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	450 mm	17.72 in
Width (b)	450 mm	17.72 in
Web thickness (tw)	16 mm	0.63 in
Flange thickness (tf)	32 mm	1.26 in
Weight	274.6 kg/m	184.52 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	34,976 mm²	54.213 in²
Moment of inertia (Ix)	133,715.37 cm⁴	3212.51 in⁴
Moment of inertia (Iy)	48,613.18 cm⁴	1167.93 in⁴
Elastic section modulus (Sx)	5,942.91 cm³	362.660 in³
Elastic section modulus (Sy)	2,160.59 cm³	131.848 in³
Plastic section modulus (Zx)	6,615.18 cm³	403.685 in³
Plastic section modulus (Zy)	3,264.7 cm³	199.225 in³
Radius of gyration (rx)	19.55 cm	7.698 in
Radius of gyration (ry)	11.79 cm	4.641 in