I 300x200x6x8 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 300x200x6x8 (México) · Doble T I 300x200x6x8 (Argentina / LATAM) · UB 300 (UK / Australia)

The I 300x200x6x8 steel profile weighs 38.5 kg/m (25.85 lb/ft), has a depth of 300 mm (11.81 in), flange width 200 mm (7.87 in). Cross-sectional area: 4,904 mm². Moment of inertia Ix = 7,968.142 cm⁴, Iy = 1,067.178 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	300 mm	11.81 in
Width (b)	200 mm	7.87 in
Web thickness (tw)	6 mm	0.24 in
Flange thickness (tf)	8 mm	0.31 in
Weight	38.5 kg/m	25.85 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	4,904 mm²	7.601 in²
Moment of inertia (Ix)	7,968.14 cm⁴	191.43 in⁴
Moment of inertia (Iy)	1,067.18 cm⁴	25.64 in⁴
Elastic section modulus (Sx)	531.21 cm³	32.417 in³
Elastic section modulus (Sy)	106.72 cm³	6.512 in³
Plastic section modulus (Zx)	588.18 cm³	35.893 in³
Plastic section modulus (Zy)	162.56 cm³	9.920 in³
Radius of gyration (rx)	12.75 cm	5.018 in
Radius of gyration (ry)	4.66 cm	1.837 in