I 450x450x12x14 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 450x450x12x14 (México) · Doble T I 450x450x12x14 (Argentina / LATAM) · UB 450 (UK / Australia)

The I 450x450x12x14 steel profile weighs 138.6 kg/m (93.16 lb/ft), has a depth of 450 mm (17.72 in), flange width 450 mm (17.72 in). Cross-sectional area: 17,664 mm². Moment of inertia Ix = 67,415.965 cm⁴, Iy = 21,268.577 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)	12 mm	0.47 in
Flange thickness (tf)	14 mm	0.55 in
Weight	138.6 kg/m	93.16 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	17,664 mm²	27.379 in²
Moment of inertia (Ix)	67,415.96 cm⁴	1619.67 in⁴
Moment of inertia (Iy)	21,268.58 cm⁴	510.98 in⁴
Elastic section modulus (Sx)	2,996.27 cm³	182.844 in³
Elastic section modulus (Sy)	945.27 cm³	57.684 in³
Plastic section modulus (Zx)	3,281.05 cm³	200.223 in³
Plastic section modulus (Zy)	1,432.69 cm³	87.429 in³
Radius of gyration (rx)	19.54 cm	7.691 in
Radius of gyration (ry)	10.97 cm	4.320 in