I 300x200x6x12 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 300x200x6x12 (México) · Doble T I 300x200x6x12 (Argentina / LATAM) · UB 300 (UK / Australia)

The I 300x200x6x12 steel profile weighs 50.7 kg/m (34.08 lb/ft), has a depth of 300 mm (11.81 in), flange width 200 mm (7.87 in). Cross-sectional area: 6,456 mm². Moment of inertia Ix = 11,010.269 cm⁴, Iy = 1,600.497 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	300 mm	11.81 in
Width (b)	200 mm	7.87 in
Web thickness (tw)	6 mm	0.24 in
Flange thickness (tf)	12 mm	0.47 in
Weight	50.7 kg/m	34.08 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	6,456 mm²	10.007 in²
Moment of inertia (Ix)	11,010.27 cm⁴	264.52 in⁴
Moment of inertia (Iy)	1,600.5 cm⁴	38.45 in⁴
Elastic section modulus (Sx)	734.02 cm³	44.793 in³
Elastic section modulus (Sy)	160.05 cm³	9.767 in³
Plastic section modulus (Zx)	805.46 cm³	49.153 in³
Plastic section modulus (Zy)	242.48 cm³	14.797 in³
Radius of gyration (rx)	13.06 cm	5.141 in
Radius of gyration (ry)	4.98 cm	1.960 in