W 912 x 285,7 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 912 x 285,7 (México) · Doble T 912 x 285,7 (Argentina / LATAM) · UB 912 (UK / Australia)

The W 912 x 285,7 steel profile weighs 285.7 kg/m (192.02 lb/ft), has a depth of 912 mm (35.91 in), flange width 302 mm (11.89 in). Cross-sectional area: 36,400.991 mm². Moment of inertia Ix = 497,785.553 cm⁴, Iy = 15,666.578 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	912 mm	35.91 in
Width (b)	302 mm	11.89 in
Web thickness (tw)	18 mm	0.71 in
Flange thickness (tf)	34 mm	1.34 in
Fillet radius (r)	28 mm	1.10 in
Weight	285.7 kg/m	192.02 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	36,400.99 mm²	56.422 in²
Moment of inertia (Ix)	497,785.55 cm⁴	11959.30 in⁴
Moment of inertia (Iy)	15,666.58 cm⁴	376.39 in⁴
Elastic section modulus (Sx)	10,916.35 cm³	666.159 in³
Elastic section modulus (Sy)	1,037.52 cm³	63.314 in³
Plastic section modulus (Zx)	12,500.61 cm³	762.837 in³
Plastic section modulus (Zy)	1,629.1 cm³	99.414 in³
Radius of gyration (rx)	36.98 cm	14.559 in
Radius of gyration (ry)	6.56 cm	2.583 in