I 350x200x6x18 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 350x200x6x18 (México) · Doble T I 350x200x6x18 (Argentina / LATAM) · UB 350 (UK / Australia)

The I 350x200x6x18 steel profile weighs 71.3 kg/m (47.90 lb/ft), has a depth of 350 mm (13.78 in), flange width 200 mm (7.87 in). Cross-sectional area: 9,084 mm². Moment of inertia Ix = 21,407.717 cm⁴, Iy = 2,400.565 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	350 mm	13.78 in
Width (b)	200 mm	7.87 in
Web thickness (tw)	6 mm	0.24 in
Flange thickness (tf)	18 mm	0.71 in
Weight	71.3 kg/m	47.90 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	9,084 mm²	14.080 in²
Moment of inertia (Ix)	21,407.72 cm⁴	514.32 in⁴
Moment of inertia (Iy)	2,400.57 cm⁴	57.67 in⁴
Elastic section modulus (Sx)	1,223.3 cm³	74.651 in³
Elastic section modulus (Sy)	240.06 cm³	14.649 in³
Plastic section modulus (Zx)	1,343.09 cm³	81.961 in³
Plastic section modulus (Zy)	362.83 cm³	22.141 in³
Radius of gyration (rx)	15.35 cm	6.044 in
Radius of gyration (ry)	5.14 cm	2.024 in