I 450x100x6x12 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 450x100x6x12 (México) · Doble T I 450x100x6x12 (Argentina / LATAM) · UB 450 (UK / Australia)

The I 450x100x6x12 steel profile weighs 38.9 kg/m (26.17 lb/ft), has a depth of 450 mm (17.72 in), flange width 100 mm (3.94 in). Cross-sectional area: 4,956 mm². Moment of inertia Ix = 15,378.959 cm⁴, Iy = 200.767 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	450 mm	17.72 in
Width (b)	100 mm	3.94 in
Web thickness (tw)	6 mm	0.24 in
Flange thickness (tf)	12 mm	0.47 in
Weight	38.9 kg/m	26.17 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	4,956 mm²	7.682 in²
Moment of inertia (Ix)	15,378.96 cm⁴	369.48 in⁴
Moment of inertia (Iy)	200.77 cm⁴	4.82 in⁴
Elastic section modulus (Sx)	683.51 cm³	41.710 in³
Elastic section modulus (Sy)	40.15 cm³	2.450 in³
Plastic section modulus (Zx)	797.81 cm³	48.686 in³
Plastic section modulus (Zy)	63.83 cm³	3.895 in³
Radius of gyration (rx)	17.62 cm	6.935 in
Radius of gyration (ry)	2.01 cm	0.792 in