I 350x250x8x22 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 350x250x8x22 (México) · Doble T I 350x250x8x22 (Argentina / LATAM) · UB 350 (UK / Australia)

The I 350x250x8x22 steel profile weighs 105.6 kg/m (70.95 lb/ft), has a depth of 350 mm (13.78 in), flange width 250 mm (9.84 in). Cross-sectional area: 13,448 mm². Moment of inertia Ix = 31,540.141 cm⁴, Iy = 5,730.472 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	350 mm	13.78 in
Width (b)	250 mm	9.84 in
Web thickness (tw)	8 mm	0.31 in
Flange thickness (tf)	22 mm	0.87 in
Weight	105.6 kg/m	70.95 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	13,448 mm²	20.844 in²
Moment of inertia (Ix)	31,540.14 cm⁴	757.75 in⁴
Moment of inertia (Iy)	5,730.47 cm⁴	137.67 in⁴
Elastic section modulus (Sx)	1,802.29 cm³	109.983 in³
Elastic section modulus (Sy)	458.44 cm³	27.976 in³
Plastic section modulus (Zx)	1,991.27 cm³	121.515 in³
Plastic section modulus (Zy)	692.4 cm³	42.253 in³
Radius of gyration (rx)	15.31 cm	6.029 in
Radius of gyration (ry)	6.53 cm	2.570 in