I 450x450x12x22 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 450x450x12x22 (México) · Doble T I 450x450x12x22 (Argentina / LATAM) · UB 450 (UK / Australia)

The I 450x450x12x22 steel profile weighs 193.7 kg/m (130.14 lb/ft), has a depth of 450 mm (17.72 in), flange width 450 mm (17.72 in). Cross-sectional area: 24,672 mm². Moment of inertia Ix = 97,448.282 cm⁴, Iy = 33,418.346 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)	22 mm	0.87 in
Weight	193.7 kg/m	130.14 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	24,672 mm²	38.242 in²
Moment of inertia (Ix)	97,448.28 cm⁴	2341.19 in⁴
Moment of inertia (Iy)	33,418.35 cm⁴	802.88 in⁴
Elastic section modulus (Sx)	4,331.03 cm³	264.297 in³
Elastic section modulus (Sy)	1,485.26 cm³	90.636 in³
Plastic section modulus (Zx)	4,731.71 cm³	288.748 in³
Plastic section modulus (Zy)	2,242.12 cm³	136.823 in³
Radius of gyration (rx)	19.87 cm	7.824 in
Radius of gyration (ry)	11.64 cm	4.582 in