I 700x300x11x25 CISC · Weight & Dimensions

CISC, 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 700x300x11x25 (México) · Doble T I 700x300x11x25 (Argentina / LATAM) · UB 700 (UK / Australia)

The I 700x300x11x25 steel profile weighs 173.9 kg/m (116.85 lb/ft), has a depth of 700 mm (27.56 in), flange width 300 mm (11.81 in). Cross-sectional area: 22,150 mm². Moment of inertia Ix = 196,111.458 cm⁴, Iy = 11,257.21 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	700 mm	27.56 in
Width (b)	300 mm	11.81 in
Web thickness (tw)	11 mm	0.43 in
Flange thickness (tf)	25 mm	0.98 in
Weight	173.9 kg/m	116.85 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	22,150 mm²	34.332 in²
Moment of inertia (Ix)	196,111.46 cm⁴	4711.58 in⁴
Moment of inertia (Iy)	11,257.21 cm⁴	270.45 in⁴
Elastic section modulus (Sx)	5,603.18 cm³	341.929 in³
Elastic section modulus (Sy)	750.48 cm³	45.797 in³
Plastic section modulus (Zx)	6,224.38 cm³	379.836 in³
Plastic section modulus (Zy)	1,144.66 cm³	69.852 in³
Radius of gyration (rx)	29.76 cm	11.715 in
Radius of gyration (ry)	7.13 cm	2.807 in