I 300x150x4x10 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 300x150x4x10 (México) · Doble T I 300x150x4x10 (Argentina / LATAM) · UB 300 (UK / Australia)

The I 300x150x4x10 steel profile weighs 32.3 kg/m (21.73 lb/ft), has a depth of 300 mm (11.81 in), flange width 150 mm (5.91 in). Cross-sectional area: 4,120 mm². Moment of inertia Ix = 7,041.733 cm⁴, Iy = 562.649 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	300 mm	11.81 in
Width (b)	150 mm	5.91 in
Web thickness (tw)	4 mm	0.16 in
Flange thickness (tf)	10 mm	0.39 in
Weight	32.3 kg/m	21.73 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	4,120 mm²	6.386 in²
Moment of inertia (Ix)	7,041.73 cm⁴	169.18 in⁴
Moment of inertia (Iy)	562.65 cm⁴	13.52 in⁴
Elastic section modulus (Sx)	469.45 cm³	28.648 in³
Elastic section modulus (Sy)	75.02 cm³	4.578 in³
Plastic section modulus (Zx)	513.4 cm³	31.330 in³
Plastic section modulus (Zy)	113.62 cm³	6.934 in³
Radius of gyration (rx)	13.07 cm	5.147 in
Radius of gyration (ry)	3.7 cm	1.455 in