I 300x300x12x22 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 300x300x12x22 (México) · Doble T I 300x300x12x22 (Argentina / LATAM) · UB 300 (UK / Australia)

The I 300x300x12x22 steel profile weighs 127.7 kg/m (85.83 lb/ft), has a depth of 300 mm (11.81 in), flange width 300 mm (11.81 in). Cross-sectional area: 16,272 mm². Moment of inertia Ix = 27,234.682 cm⁴, Iy = 9,903.686 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	300 mm	11.81 in
Width (b)	300 mm	11.81 in
Web thickness (tw)	12 mm	0.47 in
Flange thickness (tf)	22 mm	0.87 in
Weight	127.7 kg/m	85.83 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	16,272 mm²	25.222 in²
Moment of inertia (Ix)	27,234.68 cm⁴	654.31 in⁴
Moment of inertia (Iy)	9,903.69 cm⁴	237.94 in⁴
Elastic section modulus (Sx)	1,815.65 cm³	110.798 in³
Elastic section modulus (Sy)	660.25 cm³	40.291 in³
Plastic section modulus (Zx)	2,031.41 cm³	123.965 in³
Plastic section modulus (Zy)	999.22 cm³	60.976 in³
Radius of gyration (rx)	12.94 cm	5.093 in
Radius of gyration (ry)	7.8 cm	3.071 in