W 300 x 36,7 KS · Weight & Dimensions

KS, hot-rolled 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: IPR 300 x 36,7 (México) · Doble T 300 x 36,7 (Argentina / LATAM) · UB 300 (UK / Australia)

The W 300 x 36,7 steel profile weighs 36.7 kg/m (24.68 lb/ft), has a depth of 300 mm (11.81 in), flange width 150 mm (5.91 in). Cross-sectional area: 4,678.071 mm². Moment of inertia Ix = 7,209.264 cm⁴, Iy = 507.531 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	300 mm	11.81 in
Width (b)	150 mm	5.91 in
Web thickness (tw)	6.5 mm	0.26 in
Flange thickness (tf)	9 mm	0.35 in
Fillet radius (r)	13 mm	0.51 in
Weight	36.7 kg/m	24.68 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	4,678.07 mm²	7.251 in²
Moment of inertia (Ix)	7,209.26 cm⁴	173.20 in⁴
Moment of inertia (Iy)	507.53 cm⁴	12.19 in⁴
Elastic section modulus (Sx)	480.62 cm³	29.329 in³
Elastic section modulus (Sy)	67.67 cm³	4.130 in³
Plastic section modulus (Zx)	542.11 cm³	33.082 in³
Plastic section modulus (Zy)	105.12 cm³	6.415 in³
Radius of gyration (rx)	12.41 cm	4.887 in
Radius of gyration (ry)	3.29 cm	1.297 in