I 900x350x12x32 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 900x350x12x32 (México) · Doble T I 900x350x12x32 (Argentina / LATAM) · UB 900 (UK / Australia)

The I 900x350x12x32 steel profile weighs 254.6 kg/m (171.08 lb/ft), has a depth of 900 mm (35.43 in), flange width 350 mm (13.78 in). Cross-sectional area: 32,432 mm². Moment of inertia Ix = 480,536.292 cm⁴, Iy = 22,878.705 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	900 mm	35.43 in
Width (b)	350 mm	13.78 in
Web thickness (tw)	12 mm	0.47 in
Flange thickness (tf)	32 mm	1.26 in
Weight	254.6 kg/m	171.08 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	32,432 mm²	50.270 in²
Moment of inertia (Ix)	480,536.29 cm⁴	11544.88 in⁴
Moment of inertia (Iy)	22,878.71 cm⁴	549.66 in⁴
Elastic section modulus (Sx)	10,678.58 cm³	651.650 in³
Elastic section modulus (Sy)	1,307.35 cm³	79.780 in³
Plastic section modulus (Zx)	11,818.29 cm³	721.199 in³
Plastic section modulus (Zy)	1,990.1 cm³	121.444 in³
Radius of gyration (rx)	38.49 cm	15.155 in
Radius of gyration (ry)	8.4 cm	3.307 in