I 1000x550x14x40 CISC · Weight & Dimensions

CISC, 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 1000x550x14x40 (México) · Doble T I 1000x550x14x40 (Argentina / LATAM) · UB 1000 (UK / Australia)

The I 1000x550x14x40 steel profile weighs 446.5 kg/m (300.05 lb/ft), has a depth of 1000 mm (39.37 in), flange width 550 mm (21.65 in). Cross-sectional area: 56,880 mm². Moment of inertia Ix = 1,105,193.6 cm⁴, Iy = 110,937.704 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	1000 mm	39.37 in
Width (b)	550 mm	21.65 in
Web thickness (tw)	14 mm	0.55 in
Flange thickness (tf)	40 mm	1.57 in
Weight	446.5 kg/m	300.05 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	56,880 mm²	88.164 in²
Moment of inertia (Ix)	1,105,193.6 cm⁴	26552.28 in⁴
Moment of inertia (Iy)	110,937.7 cm⁴	2665.28 in⁴
Elastic section modulus (Sx)	22,103.87 cm³	1348.867 in³
Elastic section modulus (Sy)	4,034.1 cm³	246.177 in³
Plastic section modulus (Zx)	24,082.4 cm³	1469.604 in³
Plastic section modulus (Zy)	6,095.08 cm³	371.946 in³
Radius of gyration (rx)	44.08 cm	17.354 in
Radius of gyration (ry)	13.97 cm	5.498 in