I 500x350x8x25 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 500x350x8x25 (México) · Doble T I 500x350x8x25 (Argentina / LATAM) · UB 500 (UK / Australia)

The I 500x350x8x25 steel profile weighs 165.6 kg/m (111.31 lb/ft), has a depth of 500 mm (19.69 in), flange width 350 mm (13.78 in). Cross-sectional area: 21,100 mm². Moment of inertia Ix = 104,877.083 cm⁴, Iy = 17,866.503 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	500 mm	19.69 in
Width (b)	350 mm	13.78 in
Web thickness (tw)	8 mm	0.31 in
Flange thickness (tf)	25 mm	0.98 in
Weight	165.6 kg/m	111.31 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	21,100 mm²	32.705 in²
Moment of inertia (Ix)	104,877.08 cm⁴	2519.67 in⁴
Moment of inertia (Iy)	17,866.5 cm⁴	429.24 in⁴
Elastic section modulus (Sx)	4,195.08 cm³	256.001 in³
Elastic section modulus (Sy)	1,020.94 cm³	62.302 in³
Plastic section modulus (Zx)	4,561.25 cm³	278.346 in³
Plastic section modulus (Zy)	1,538.45 cm³	93.882 in³
Radius of gyration (rx)	22.29 cm	8.777 in
Radius of gyration (ry)	9.2 cm	3.623 in