I 350x350x10x12 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 350x350x10x12 (México) · Doble T I 350x350x10x12 (Argentina / LATAM) · UB 350 (UK / Australia)

The I 350x350x10x12 steel profile weighs 91.5 kg/m (61.51 lb/ft), has a depth of 350 mm (13.78 in), flange width 350 mm (13.78 in). Cross-sectional area: 11,660 mm². Moment of inertia Ix = 26,888.485 cm⁴, Iy = 8,577.717 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	350 mm	13.78 in
Width (b)	350 mm	13.78 in
Web thickness (tw)	10 mm	0.39 in
Flange thickness (tf)	12 mm	0.47 in
Weight	91.5 kg/m	61.51 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	11,660 mm²	18.073 in²
Moment of inertia (Ix)	26,888.48 cm⁴	646.00 in⁴
Moment of inertia (Iy)	8,577.72 cm⁴	206.08 in⁴
Elastic section modulus (Sx)	1,536.48 cm³	93.762 in³
Elastic section modulus (Sy)	490.16 cm³	29.911 in³
Plastic section modulus (Zx)	1,685.29 cm³	102.843 in³
Plastic section modulus (Zy)	743.15 cm³	45.350 in³
Radius of gyration (rx)	15.19 cm	5.979 in
Radius of gyration (ry)	8.58 cm	3.377 in